{"product_id":"dji-agras-t50-oem-d12000i-rato-generator-electric-injector-nozzle-yc-dz-gr000091","title":"DJI Agras T50 OEM D12000i RATO Generator Electric Injector Nozzle (YC.DZ.GR000091)","description":"\u003cp\u003e\u003cstrong\u003eElectric Injector Nozzle | Solenoid Fuel Metering Valve | D12000i RATO Engine Build | Closed-Loop EFI Component | Field-Ready OEM Replacement Component\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003chr\u003e\n\u003ch2\u003e🇺🇸 U.S.A. FIRST\u003c\/h2\u003e\n\u003cp\u003eAres Acres LLC is a U.S.-based authorized DJI Agras reseller supporting American agricultural drone operators with genuine DJI Agras OEM replacement parts, accessories, and field-ready inventory.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFREE \u0026amp; FAST Shipping is included for all U.S. customers.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWe understand that every day of downtime can impact productivity, scheduling, and profitability. That's why we focus on providing fast fulfillment, responsive customer support, and reliable access to the parts operators need most.\u003c\/p\u003e\n\u003cp\u003eThe electric injector nozzle is the only thing on this engine that decides how much fuel actually enters the cylinder. It is a solenoid valve: the electronic fuel injection control board energizes its winding for a few thousandths of a second, a pintle lifts off its seat, pressurized fuel atomizes through the metering tip, and the valve slams shut again. Do that thousands of times a minute, for hours, in under-cowl heat, on whatever fuel came out of the last pump. When the spray pattern degrades or the opening time drifts, every other part of the closed loop starts reporting problems it did not cause.\u003c\/p\u003e\n\u003cp\u003eA partly blocked or leaking injector rarely announces itself as a fuel fault. It shows up as hard starting, a hunting idle, an engine that sags when a charger picks up a pack, black smoke, a plug that fouls in an afternoon, or a generator that simply will not hold output. Operators start with plugs and coils, then move to oxygen sensors and control boards, and the real fault is a clogged inlet filter or a dribbling nozzle. Every hour of that is an hour the charging generator is not charging, and a fleet that cannot fly. DJI schedules cleaning or replacement of the fuel pump and injector nozzle filter at 300 hours precisely so this does not sneak up on you.\u003c\/p\u003e\n\u003cp\u003eThat is why Ares Acres keeps hard-to-find OEM generator engine components in stock and shipped fast to the U.S.A., helping operators restore correct fuel metering and atomization, minimize downtime, and keep their aircraft spraying when every acre counts.\u003c\/p\u003e\n\u003cp\u003eFor professional farmers, aerial applicators, and commercial drone operators, the injector is the component that turns a tank of gasoline into charged battery packs, and its condition sets how the whole EFI loop behaves.\u003c\/p\u003e\n\u003cp\u003eAres Acres also ships genuine DJI OEM parts to Canada, with free shipping included on Canadian orders. Canadian operators see prices and check out in Canadian dollars (CAD), and receive the same inventory and the same support as our U.S. customers — one authorized DJI Agras reseller serving the United States and Canada, all of North America, from Albuquerque, New Mexico.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003e✅ DJI Agras T50 \/ T40 \/ T30 Compatibility Guarantee\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e🇺🇸 USA Compatibility Guarantee\u003c\/li\u003e\n\u003cli\u003e👍🏻 Satisfaction Guarantee\u003c\/li\u003e\n\u003cli\u003e💵 Money Back Guarantee\u003c\/li\u003e\n\u003cli\u003e📦 Same Day Shipping \u0026amp; Tracking\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\u003ch2\u003e📦 Package Includes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 × OEM Electric Injector Nozzle (YC.DZ.GR000091)\u003c\/li\u003e\n\u003cli\u003eOEM electric injector nozzle with integral solenoid and metering tip\u003c\/li\u003e\n\u003cli\u003eOEM sealing hardware and connector interface as supplied\u003c\/li\u003e\n\u003cli\u003eOEM protective packaging\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\u003ch2\u003e🔧 Component Overview\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eDJI Agras T50 OEM D12000i RATO Generator Electric Injector Nozzle\u003c\/strong\u003e is the electronically controlled fuel injector for the RATO engine build of the DJI Agras D12000i Multifunctional Inverter Generator, the ground charging generator behind T50, T40 and T30 flight batteries.\u003c\/p\u003e\n\u003cp\u003eInside the injector, a coil surrounds an armature attached to a pintle or ball that seals against a precision seat. Fuel arrives under pressure from the pump. When the control board grounds the injector circuit, the coil pulls the armature off the seat and fuel sprays through the metering orifices in a controlled cone. The amount delivered is set by how long the board holds the valve open — pulse width — and the board recalculates that continuously from engine speed, load and the oxygen sensor's feedback. Every part of that depends on a clean seat, a clean tip and a healthy winding.\u003c\/p\u003e\n\u003cp\u003eTwo things degrade it. First, the small inlet filter basket loads up with rust, debris and fuel-tank sediment, which starves flow at exactly the moment the engine demands most. Second, after every shutdown the injector tip heat-soaks and the fuel remaining on it bakes into varnish, gradually distorting the spray pattern from a fine atomized cone into a stream. A streaming injector wets the plug, burns incompletely and fouls everything downstream. Ethanol-blended fuel and water accelerate both problems.\u003c\/p\u003e\n\u003cp\u003eThe failure that costs the most money is the one people misread. A drifting injector makes the mixture wrong, the oxygen sensor reports the error, and the control board corrects hard in one direction. Now the sensor readings and the board's behavior both look abnormal, and it is very easy to conclude the sensor or the board is bad. They are doing their jobs. Confirm fuel delivery before you buy the expensive box.\u003c\/p\u003e\n\u003cp\u003eFuel metering is a precision job done by a very small part.\u003c\/p\u003e\n\u003cp\u003eThe Electric Injector Nozzle governs:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMeters fuel into the intake on a pulse-width command\u003c\/li\u003e\n\u003cli\u003eAtomizes that fuel into a controlled spray pattern\u003c\/li\u003e\n\u003cli\u003eSeals fuel pressure completely between injection events\u003c\/li\u003e\n\u003cli\u003eOpens and closes fast enough to hold timing accuracy\u003c\/li\u003e\n\u003cli\u003eFilters incoming fuel at its inlet basket\u003c\/li\u003e\n\u003cli\u003eExecutes cold-start enrichment commanded by the board\u003c\/li\u003e\n\u003cli\u003eTrims delivery continuously under closed-loop control\u003c\/li\u003e\n\u003cli\u003eHolds a consistent flow rate as load steps up and down\u003c\/li\u003e\n\u003cli\u003eKeeps the mixture right so the oxygen sensor stays honest\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCommercial charging setups work brutally hard every day, including:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLong high-RPM sessions charging pack after pack\u003c\/li\u003e\n\u003cli\u003eLoad that steps hard as chargers pick up and drop packs\u003c\/li\u003e\n\u003cli\u003eCold starts at dawn and hot restarts in the afternoon\u003c\/li\u003e\n\u003cli\u003eFuel drawn from tanks that sit between jobs\u003c\/li\u003e\n\u003cli\u003eEthanol-blended pump fuel of varying age and quality\u003c\/li\u003e\n\u003cli\u003eField refills from cans, funnels and roadside stations\u003c\/li\u003e\n\u003cli\u003eHeat soak at every shutdown between rotations\u003c\/li\u003e\n\u003cli\u003eDust and vibration in an open agricultural environment\u003c\/li\u003e\n\u003cli\u003eSeason-long duty with limited access to a clean shop\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThroughout that service, generator engine components are routinely exposed to:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eVarnish and gum baked onto the tip during heat soak\u003c\/li\u003e\n\u003cli\u003eSediment and rust loading the inlet filter basket\u003c\/li\u003e\n\u003cli\u003eWater and corrosion from ethanol-blended fuel\u003c\/li\u003e\n\u003cli\u003eContinuous solenoid heating from rapid cycling\u003c\/li\u003e\n\u003cli\u003eConstant vibration on the body and the connector\u003c\/li\u003e\n\u003cli\u003eThermal cycling that hardens sealing components\u003c\/li\u003e\n\u003cli\u003eElectrical stress on the winding from every pulse\u003c\/li\u003e\n\u003cli\u003eCorrosion at the connector pins from moisture\u003c\/li\u003e\n\u003cli\u003eDebris carried through from a neglected fuel filter\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eInjectors mostly die slowly. Flow falls a few percent, the pattern coarsens, the closed loop compensates, and nobody notices until the engine will not hold output under a full charging load. The other ending is abrupt: the winding opens or shorts, and the engine will not run at all. Both are worth catching before they cost you a spray day.\u003c\/p\u003e\n\u003cp\u003eThe Electric Injector Nozzle delivers:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAccurate fuel volume on every injection event\u003c\/li\u003e\n\u003cli\u003eA fine atomized spray instead of a wet stream\u003c\/li\u003e\n\u003cli\u003eFast, clean starting hot and cold\u003c\/li\u003e\n\u003cli\u003eStable RPM when charging load steps on\u003c\/li\u003e\n\u003cli\u003eComplete combustion and lower fuel burn per pack\u003c\/li\u003e\n\u003cli\u003ePlugs that stay tan instead of fouling in an afternoon\u003c\/li\u003e\n\u003cli\u003eFuel trim that sits where it should, not pinned at a limit\u003c\/li\u003e\n\u003cli\u003eNo fuel weep or odor around the intake\u003c\/li\u003e\n\u003cli\u003eA verified fuel side before you suspect the control board\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis is the RATO-build injector. The ZONGSHEN build of the same generator carries its own material numbers for the EFI system.\u003c\/p\u003e\n\n\u003chr\u003e\n\u003ch2\u003e⚙️ Functional Purpose\u003c\/h2\u003e\n\u003cp\u003eThe Electric Injector Nozzle is designed to deliver a precisely metered, finely atomized charge of fuel on command from the electronic fuel injection control board, thousands of times a minute, without leaking a drop in between.\u003c\/p\u003e\n\u003cp\u003eThe assembly:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eReceives pressurized fuel from the pump circuit\u003c\/li\u003e\n\u003cli\u003eFilters that fuel at its inlet basket before metering\u003c\/li\u003e\n\u003cli\u003eHolds the pintle sealed against the seat when de-energized\u003c\/li\u003e\n\u003cli\u003eLifts the pintle when the control board energizes the coil\u003c\/li\u003e\n\u003cli\u003eMeters volume by the commanded pulse width\u003c\/li\u003e\n\u003cli\u003eAtomizes fuel through precision metering orifices\u003c\/li\u003e\n\u003cli\u003eCloses fast and completely to end the injection event\u003c\/li\u003e\n\u003cli\u003eSeals against fuel pressure with no external weep\u003c\/li\u003e\n\u003cli\u003eWithstands under-cowl heat between running periods\u003c\/li\u003e\n\u003cli\u003eResists varnish build-up on the tip during heat soak\u003c\/li\u003e\n\u003cli\u003eMaintains repeatable flow so closed-loop trim stays centered\u003c\/li\u003e\n\u003cli\u003eKeeps its electrical resistance stable as the coil heats\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eDiagnosis on an injector should always start upstream, because most injector complaints are not the injector. Confirm the fuel pump primes when the key is turned and that you can hear it run. Confirm the tank filter and fuel line are not restricting flow. Look at the fuel itself, because water and rust in a tank that has been sitting will plug an inlet basket in short order. Then listen to the injector with a long screwdriver or a stethoscope while the engine cranks — a healthy one makes a crisp, even clicking as it cycles.\u003c\/p\u003e\n\u003cp\u003eThe electrical checks are quick. Measure resistance across the injector terminals and compare it against a known-good unit; an open or a dead short condemns it outright. Confirm the control board is actually pulsing the circuit rather than assuming it. Then inspect the connector for corrosion, spread pins and a locking tab that still latches, and wiggle the harness at that point while the engine runs. A chafed injector wire in a vibrating loom produces exactly the same misfire as a dead injector and costs far less to fix.\u003c\/p\u003e\n\u003cp\u003eA failing electric injector nozzle costs you:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHard starting and long cranking on a fully fueled machine\u003c\/li\u003e\n\u003cli\u003eHunting, surging or an unstable idle between charge cycles\u003c\/li\u003e\n\u003cli\u003eRPM sag exactly when a charger picks up a pack\u003c\/li\u003e\n\u003cli\u003eLost output and longer turn times per battery\u003c\/li\u003e\n\u003cli\u003eBlack smoke, fuel odor and heavy fuel consumption\u003c\/li\u003e\n\u003cli\u003eSpark plugs fouled faster than you can change them\u003c\/li\u003e\n\u003cli\u003eAn oxygen sensor loaded with unburned fuel\u003c\/li\u003e\n\u003cli\u003eFuel trim pinned at a limit and faults that look like a board\u003c\/li\u003e\n\u003cli\u003eMoney spent on sensors and boards that were never faulty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eProve the fuel before you buy the electronics.\u003c\/p\u003e\n\n\u003chr\u003e\n\u003ch2\u003e⚠️ Common Replacement Indicators\u003c\/h2\u003e\n\u003cp\u003eTime to order when you see:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHard starting hot or cold with normal cranking speed\u003c\/li\u003e\n\u003cli\u003eRough, hunting or surging idle between charge cycles\u003c\/li\u003e\n\u003cli\u003eRPM sag or stumble when charging load steps on\u003c\/li\u003e\n\u003cli\u003eGenerator will not hold rated output under full load\u003c\/li\u003e\n\u003cli\u003eBlack smoke and a strong fuel smell at the exhaust\u003c\/li\u003e\n\u003cli\u003eLean-side popping or misfire under load\u003c\/li\u003e\n\u003cli\u003eFuel consumption climbing for the same charging work\u003c\/li\u003e\n\u003cli\u003eA fresh spark plug fouling within hours of fitting\u003c\/li\u003e\n\u003cli\u003eWet fuel or odor around the injector or intake\u003c\/li\u003e\n\u003cli\u003eNo crisp clicking from the injector while cranking\u003c\/li\u003e\n\u003cli\u003eInjector coil resistance well off a known-good reading\u003c\/li\u003e\n\u003cli\u003eFuel trim pinned rich or lean with no vacuum leak found\u003c\/li\u003e\n\u003cli\u003eReaching the 300-hour fuel pump and injector filter service\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWhat kills generator engine components like this injector: dirty fuel and heat soak. Sediment, rust and water carried from a tank that sits between jobs load the injector's small inlet filter basket and starve flow when demand is highest. After each shutdown the tip heat-soaks and the fuel film remaining on it bakes into varnish, which narrows the metering orifices and coarsens the spray pattern from an atomized cone into a stream. Ethanol-blended fuel pulls in moisture and accelerates corrosion inside the fuel path. Constant cycling heats the solenoid winding, and enough hours of that plus vibration will open a winding or fatigue a terminal. A leaking pintle seat lets fuel dribble after shutdown, which wets the plug and makes the next start miserable. Neglecting the upstream fuel filter guarantees all of it happens sooner.\u003c\/p\u003e\n\u003cp\u003eWork on a cool engine with the battery disconnected and the fuel system depressurized, and have something ready to catch the fuel that will escape. Unplug the injector connector, release the retainer or rail clamp and withdraw the injector squarely rather than twisting it against its seals. Fit new sealing rings if they are supplied, lubricate them with clean fuel rather than grease, seat the injector fully and square, and secure the clamp. Reconnect and cycle the key to pressurize the system, then check for weeps before you crank. Start it, let it come up to temperature and settle into closed loop, then load it with real battery charging and confirm stable RPM, clean exhaust and no faults.\u003c\/p\u003e\n\n\u003chr\u003e\n\u003ch2\u003e📐 Specifications\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eDJI Material Number:\u003c\/strong\u003e YC.DZ.GR000091\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eComponent Type:\u003c\/strong\u003e Electronically controlled fuel injector nozzle for the RATO engine build of the D12000i inverter generator\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDJI Agras D12000i \/ D12000iE Multifunctional Inverter Generator — RATO engine build only\u003c\/li\u003e\n\u003cli\u003eThe generator serving DJI Agras T50, T40 and T30 flight battery charging\u003c\/li\u003e\n\u003cli\u003eRATO engine assembly YC.DZ.GR000020 — not ZONGSHEN engine assembly YC.DZ.GR000011\u003c\/li\u003e\n\u003cli\u003eDJI material number YC.DZ.GR000091 — confirm your engine build before ordering\u003c\/li\u003e\n\u003cli\u003eNot interchangeable with the ZONGSHEN-build injector\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003ePackage Quantity:\u003c\/strong\u003e 1\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eInstallation Area:\u003c\/strong\u003e Fuel injection system on the intake side of the RATO-build D12000i engine\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFunction:\u003c\/strong\u003e Meters and atomizes fuel into the intake charge under pulse-width command from the EFI control board\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eEngine Build:\u003c\/strong\u003e RATO — separate material number from the ZONGSHEN build\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eControl:\u003c\/strong\u003e Pulse-width metering under closed-loop oxygen sensor feedback\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eService Interval:\u003c\/strong\u003e Fuel pump and injector nozzle filter clean or replace at 300 hours\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCompanion Parts:\u003c\/strong\u003e EFI control board, EFI cable, oxygen sensor, fuel pump, spark plug\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eConstruction:\u003c\/strong\u003e OEM solenoid-operated injector with pintle and seat, precision metering tip, inlet filter basket and sealed electrical connector\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMounting Type:\u003c\/strong\u003e Direct-fit OEM replacement component\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCondition:\u003c\/strong\u003e Brand new — never installed, never flown\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eApplication:\u003c\/strong\u003e Genuine DJI OEM replacement for the D12000i RATO generator fuel injection system supporting T50, T40 and T30 fleet charging\u003c\/p\u003e\n\n\u003chr\u003e\n\u003ch2\u003e🚜 Necessary For\u003c\/h2\u003e\n\u003cp\u003eThis component is built for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCommercial aerial application businesses running multi-aircraft fleets\u003c\/li\u003e\n\u003cli\u003eRow crop farmers flying their own acres with DJI Agras equipment\u003c\/li\u003e\n\u003cli\u003eCustom spray operators charging in the field all day\u003c\/li\u003e\n\u003cli\u003eAgricultural drone service providers billing by the acre\u003c\/li\u003e\n\u003cli\u003eOrchard, vineyard and specialty crop spray crews\u003c\/li\u003e\n\u003cli\u003eRice, cotton, corn and soybean application teams\u003c\/li\u003e\n\u003cli\u003eForestry and rangeland treatment operations\u003c\/li\u003e\n\u003cli\u003eCover crop and interseeding contractors\u003c\/li\u003e\n\u003cli\u003eMosquito and vector control programs\u003c\/li\u003e\n\u003cli\u003eCo-ops maintaining shared spray fleets\u003c\/li\u003e\n\u003cli\u003eDJI Agras dealer service departments and repair shops\u003c\/li\u003e\n\u003cli\u003eFleet managers tracking 300-hour fuel system service\u003c\/li\u003e\n\u003cli\u003eIndependent drone maintenance technicians\u003c\/li\u003e\n\u003cli\u003eOperators recovering a generator after bad or stale fuel\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eEspecially valuable during:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThe scheduled 300-hour fuel system service\u003c\/li\u003e\n\u003cli\u003eRecovery after water, rust or stale fuel in the tank\u003c\/li\u003e\n\u003cli\u003ePeak spray season when the generator runs dawn to dark\u003c\/li\u003e\n\u003cli\u003eAny hard-start, surging or black-smoke diagnosis\u003c\/li\u003e\n\u003cli\u003ePre-season inspection and shakedown runs\u003c\/li\u003e\n\u003cli\u003eChasing fuel trim that sits pinned rich or lean\u003c\/li\u003e\n\u003cli\u003eReturn to service after long off-season storage\u003c\/li\u003e\n\u003cli\u003eFull EFI system service alongside sensor and cable checks\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe generator is the charging station for the whole fleet. Fuel metering is not a place to guess and hope the season cooperates.\u003c\/p\u003e\n\n\u003chr\u003e\n\u003ch2\u003e💡 Why This Part Matters\u003c\/h2\u003e\n\u003cp\u003eBad fuel metering makes every other part look guilty.\u003c\/p\u003e\n\u003cp\u003eThis engine is electronically fuel injected, not carbureted, and the injector sits at the center of a closed loop with the control board, the oxygen sensor and the cable. When the injector drifts, the sensor reports the resulting mixture error and the board corrects hard. From the outside that looks like a sensor problem or a board problem, and that is precisely the trap: people replace the most expensive components in the loop while the actual fault is a plugged inlet filter, a varnished tip or a chafed injector wire.\u003c\/p\u003e\n\u003cp\u003eThe way out is order of operations. Verify fuel supply and pressure, verify the injector is being pulsed, verify the injector's electrical resistance, and inspect the connector and harness with a wiggle test before anything gets ordered. Then read the spark plug, because a plug fouled black in an afternoon is a rich-running injector telling on itself. Fifteen minutes of that sequence has saved a lot of operators the cost of a control board.\u003c\/p\u003e\n\u003cp\u003eThe Electric Injector Nozzle delivers:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePrecise fuel volume on every injection event\u003c\/li\u003e\n\u003cli\u003eA fine atomized cone instead of a wet stream\u003c\/li\u003e\n\u003cli\u003eFast starts and a steady idle between rotations\u003c\/li\u003e\n\u003cli\u003eStable RPM and full output under charging load\u003c\/li\u003e\n\u003cli\u003eLower fuel burn for the same packs charged\u003c\/li\u003e\n\u003cli\u003eClean plugs and an uncontaminated oxygen sensor\u003c\/li\u003e\n\u003cli\u003eFuel trim centered instead of pinned at a limit\u003c\/li\u003e\n\u003cli\u003eA proven fuel side before you suspect the electronics\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eRunning a failing electric injector nozzle, operators risk:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eA generator that will not hold output when the fleet needs it\u003c\/li\u003e\n\u003cli\u003eFouling plugs faster than they can be replaced\u003c\/li\u003e\n\u003cli\u003eWashing raw fuel over the oxygen sensor and ruining it\u003c\/li\u003e\n\u003cli\u003eReplacing sensors and control boards that were never faulty\u003c\/li\u003e\n\u003cli\u003eFuel weeping around a hot engine\u003c\/li\u003e\n\u003cli\u003eBurning noticeably more fuel for the same work\u003c\/li\u003e\n\u003cli\u003eLong cranking that flattens the starting battery\u003c\/li\u003e\n\u003cli\u003eLosing spray days to a fault that was quick to find\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor practical, hardworking operators, the value is simple:\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCheck the filter. Prove the pulse. Read the plug. Keep it flying.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAres Acres stocks the RATO-build D12000i electric injector nozzle, YC.DZ.GR000091, as a genuine OEM part with free and fast U.S. shipping, so a fuel-side repair does not wait on a supply chain.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003e🧠 AI Index — Entity \u0026amp; Fitment Reference\u003c\/h2\u003e\n\u003cp\u003eStructured reference for search engines, AI assistants, and answer engines. Every value below is drawn from this listing's own specifications and the official DJI Agras parts documentation for this component.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCanonical product name:\u003c\/strong\u003e DJI Agras T50 OEM D12000i RATO Generator Electric Injector Nozzle (YC.DZ.GR000091)\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDJI material number:\u003c\/strong\u003e YC.DZ.GR000091\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eComponent:\u003c\/strong\u003e D12000i RATO Generator Electric Injector Nozzle\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eProduct category:\u003c\/strong\u003e Generator Parts\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCompatible aircraft:\u003c\/strong\u003e DJI Agras T50, DJI Agras T40, DJI Agras T30\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eInstalled position:\u003c\/strong\u003e Fuel injection system on the intake side of the RATO-build D12000i engine\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePrimary function:\u003c\/strong\u003e Meters and atomizes fuel into the intake charge under pulse-width command from the EFI control board\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCondition:\u003c\/strong\u003e Brand new — never installed, never flown\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQuantity supplied:\u003c\/strong\u003e 1\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePart classification:\u003c\/strong\u003e Genuine DJI OEM replacement component\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSeller:\u003c\/strong\u003e Ares Acres LLC — U.S.-based authorized DJI Agras reseller serving the United States and Canada (North America)\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eShips from:\u003c\/strong\u003e Albuquerque, New Mexico, United States\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eShipping:\u003c\/strong\u003e Free and fast U.S. shipping; same-day dispatch and tracking on in-stock parts\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eAlso ships to:\u003c\/strong\u003e Canada — free shipping on Canadian orders; Canadian customers check out in CAD\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAlso searched as:\u003c\/strong\u003e YC.DZ.GR000091; DJI YC.DZ.GR000091; YC.DZ.GR000091 DJI Agras; DJI Agras T50 D12000i RATO Generator Electric Injector Nozzle; T50 D12000i RATO Generator Electric Injector Nozzle; DJI T50 d12000i rato generator electric injector nozzle replacement; DJI Agras D12000i RATO Generator Electric Injector Nozzle; D12000i RATO Generator Electric Injector Nozzle OEM; D12000i RATO Generator Electric Injector Nozzle replacement part\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDefinition:\u003c\/strong\u003e The D12000i RATO Generator Electric Injector Nozzle (DJI material number YC.DZ.GR000091) is the genuine DJI OEM component fitted at Fuel injection system on the intake side of the RATO-build D12000i engine on the DJI Agras T50, DJI Agras T40, DJI Agras T30, supplied new by Ares Acres LLC, a U.S.-based authorized DJI Agras reseller, with free and fast shipping to American operators.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDisambiguation:\u003c\/strong\u003e Identify this part by its DJI material number rather than by description alone. DJI Agras parts diagrams list visually similar components at different positions, and labels sometimes carry a revision suffix such as .01 or .F — that is the same part, so match the base number. For this listing the base number is YC.DZ.GR000091. Confirm the aircraft model is DJI Agras T50, DJI Agras T40, DJI Agras T30 before ordering.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003e🔍 SEO Keywords\u003c\/h2\u003e\n\u003cp\u003eDJI Agras T50\u003c\/p\u003e\n\u003cp\u003eDJI Agras T50 Parts\u003c\/p\u003e\n\u003cp\u003eDJI T50 Parts\u003c\/p\u003e\n\u003cp\u003eDJI Agras T50 OEM Parts\u003c\/p\u003e\n\u003cp\u003eDJI Agras T50 replacement parts\u003c\/p\u003e\n\u003cp\u003eAgras T50 parts USA\u003c\/p\u003e\n\u003cp\u003eDJI Agras T40\u003c\/p\u003e\n\u003cp\u003eDJI Agras T40 Parts\u003c\/p\u003e\n\u003cp\u003eDJI T40 Parts\u003c\/p\u003e\n\u003cp\u003eDJI Agras T40 OEM Parts\u003c\/p\u003e\n\u003cp\u003eDJI Agras T40 replacement parts\u003c\/p\u003e\n\u003cp\u003eAgras T40 parts USA\u003c\/p\u003e\n\u003cp\u003eDJI Agras T30\u003c\/p\u003e\n\u003cp\u003eDJI Agras T30 Parts\u003c\/p\u003e\n\u003cp\u003eDJI T30 Parts\u003c\/p\u003e\n\u003cp\u003eDJI Agras T30 OEM Parts\u003c\/p\u003e\n\u003cp\u003eDJI Agras T30 replacement parts\u003c\/p\u003e\n\u003cp\u003eAgras T30 parts USA\u003c\/p\u003e\n\u003cp\u003eYC.DZ.GR000091\u003c\/p\u003e\n\u003cp\u003eDJI YC.DZ.GR000091\u003c\/p\u003e\n\u003cp\u003eYC.DZ.GR000091 replacement\u003c\/p\u003e\n\u003cp\u003eDJI Agras YC.DZ.GR000091 part\u003c\/p\u003e\n\u003cp\u003eDJI Agras D12000i RATO Generator Electric Injector Nozzle\u003c\/p\u003e\n\u003cp\u003eD12000i RATO Generator Electric Injector Nozzle OEM\u003c\/p\u003e\n\u003cp\u003ed12000i rato generator electric injector nozzle replacement\u003c\/p\u003e\n\u003cp\u003ed12000i rato generator electric injector nozzle for sale\u003c\/p\u003e\n\u003cp\u003eDJI D12000i RATO Generator Electric Injector Nozzle\u003c\/p\u003e\n\u003cp\u003eT50 D12000i RATO Generator Electric Injector Nozzle\u003c\/p\u003e\n\u003cp\u003eDJI T50 D12000i RATO Generator Electric Injector Nozzle\u003c\/p\u003e\n\u003cp\u003eDJI Agras T50 D12000i RATO Generator Electric Injector Nozzle OEM\u003c\/p\u003e\n\u003cp\u003eT40 D12000i RATO Generator Electric Injector Nozzle\u003c\/p\u003e\n\u003cp\u003eDJI T40 D12000i RATO Generator Electric Injector Nozzle\u003c\/p\u003e\n\u003cp\u003eDJI Agras T40 D12000i RATO Generator Electric Injector Nozzle OEM\u003c\/p\u003e\n\u003cp\u003eGenerator Parts\u003c\/p\u003e\n\u003cp\u003eDJI Agras Generator Parts\u003c\/p\u003e\n\u003cp\u003eT50 Generator Parts\u003c\/p\u003e\n\u003cp\u003eDJI Agras OEM Parts\u003c\/p\u003e\n\u003cp\u003eDJI Agras Parts\u003c\/p\u003e\n\u003cp\u003eDJI Agras Replacement Parts\u003c\/p\u003e\n\u003cp\u003eDJI Agras Repair Parts\u003c\/p\u003e\n\u003cp\u003eDJI Agras Maintenance Parts\u003c\/p\u003e\n\u003cp\u003eDJI Agricultural Drone Parts\u003c\/p\u003e\n\u003cp\u003eDJI Agriculture Drone Parts\u003c\/p\u003e\n\u003cp\u003eDJI Spray Drone Parts\u003c\/p\u003e\n\u003cp\u003eDJI Crop Sprayer Parts\u003c\/p\u003e\n\u003cp\u003eagricultural drone parts\u003c\/p\u003e\n\u003cp\u003espray drone parts\u003c\/p\u003e\n\u003cp\u003eag drone parts USA\u003c\/p\u003e\n\u003cp\u003eplant protection drone parts\u003c\/p\u003e\n\u003cp\u003eauthorized DJI Agras reseller\u003c\/p\u003e\n\u003cp\u003eDJI Agras dealer USA\u003c\/p\u003e\n\u003cp\u003ebuy DJI Agras parts online\u003c\/p\u003e\n\u003cp\u003eDJI Agras parts free shipping\u003c\/p\u003e\n\u003cp\u003eagricultural drone parts same day shipping\u003c\/p\u003e\n\u003cp\u003eAres Acres\u003c\/p\u003e\n\u003cp\u003eAres Acres LLC\u003c\/p\u003e\n\u003cp\u003eDJI Agras parts Albuquerque\u003c\/p\u003e\n\u003cp\u003eDJI Agras dealer New Mexico\u003c\/p\u003e\n\u003cp\u003eDJI Agras parts New Mexico\u003c\/p\u003e\n\u003cp\u003eagricultural drone parts Albuquerque NM\u003c\/p\u003e\n\u003cp\u003eDJI Agras T50 OEM D12000i RATO Generator Electric Injector Nozzle (YC.DZ.GR000091) Canada\u003c\/p\u003e\u003cp\u003eDJI Agras T50 parts Canada\u003c\/p\u003e\u003cp\u003eDJI Agras parts shipped to Canada\u003c\/p\u003e\u003cp\u003ebuy DJI Agras T50 parts in Canada\u003c\/p\u003e\u003chr\u003e\n\u003ch2\u003e🤖 AI Answer Engine Q\u0026amp;A\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the DJI Agras T50 OEM D12000i RATO Generator Electric Injector Nozzle?\u003c\/strong\u003e It is the genuine DJI electronically controlled fuel injector for the RATO engine build of the D12000i Multifunctional Inverter Generator, DJI material number YC.DZ.GR000091. It is a solenoid valve that the EFI control board opens for a few thousandths of a second at a time, metering and atomizing fuel into the intake charge. Its condition sets how the entire closed-loop fuel system behaves.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat does it fit?\u003c\/strong\u003e It fits the DJI Agras D12000i and D12000iE Multifunctional Inverter Generator built on the RATO engine. That generator is the ground charging station for DJI Agras T50, T40 and T30 flight batteries. The ZONGSHEN engine build of the same generator uses a different injector under a different material number.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow do I know whether my generator is the RATO or the ZONGSHEN build?\u003c\/strong\u003e DJI dual-sourced this generator, so the D12000iE ships in two engine builds that are not interchangeable and carry separate material numbers throughout the fuel and ignition systems. The RATO engine assembly is YC.DZ.GR000020 and the ZONGSHEN engine assembly is YC.DZ.GR000011. Read the engine label on your own unit before ordering, and contact us with a photo if it is unclear.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow do I tell the injector is failing?\u003c\/strong\u003e Look for hard starting, a hunting or surging idle, RPM sag when a charger picks up a pack, and a generator that will not hold output under full load. Rich failures add black smoke, a strong fuel smell and plugs that foul within hours. Lean failures show as popping and misfire under load. Fuel weeping or odor around the injector, or no crisp clicking while cranking, are both direct signs.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat causes injectors to fail on this engine?\u003c\/strong\u003e Dirty fuel and heat soak do most of it. Sediment, rust and water from a tank that sits between jobs plug the injector's small inlet filter basket and starve flow when demand peaks. After each shutdown the tip heat-soaks and residual fuel bakes into varnish, narrowing the metering orifices and coarsening the spray pattern. Ethanol-blended fuel accelerates corrosion, and constant cycling plus vibration eventually fatigues the solenoid winding or its terminals.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow do I confirm the diagnosis before I order?\u003c\/strong\u003e Start upstream. Confirm the fuel pump primes and runs, confirm the tank filter and lines are not restricted, and look at the fuel for water or rust. Listen to the injector with a screwdriver or stethoscope while cranking for an even clicking, then measure resistance across its terminals and compare to a known-good unit. Finally inspect the connector for corrosion and spread pins, and wiggle the harness at that point while the engine runs.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy do people replace the control board when the injector is the problem?\u003c\/strong\u003e Because this engine runs a closed loop. When the injector meters wrong, the oxygen sensor reports the mixture error and the control board corrects hard in one direction, so both look abnormal on a scan even though both are working correctly. That is the diagnostic trap on the D12000i, and it has cost operators a board that was never broken. Prove the fuel side first — it is the simpler half of the loop.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat does installation and verification look like?\u003c\/strong\u003e Work cool, with the battery disconnected and the fuel system depressurized, and catch the fuel that escapes. Unplug the connector, release the retainer and withdraw the injector squarely rather than twisting it against its seals. Fit new seals if supplied, lubricate with clean fuel rather than grease, seat it fully square and secure the clamp. Cycle the key to pressurize and check for weeps before cranking, then run it up to temperature and load it with real battery charging.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the DJI Agras T50 OEM D12000i RATO Generator Electric Injector Nozzle (YC.DZ.GR000091) also available in Canada?\u003c\/strong\u003e Yes. Ares Acres ships this T50 OEM D12000i RATO Generator Electric Injector Nozzle to Canada from its Albuquerque, New Mexico inventory with free shipping included, and Canadian customers see prices and check out in Canadian dollars (CAD).\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDoes Ares Acres ship DJI Agras T50 parts to Canadian operators?\u003c\/strong\u003e Yes — Ares Acres is a U.S.-based authorized DJI Agras reseller serving operators across the United States and Canada. Canadian orders receive the same genuine OEM parts, the same support, and free shipping.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhere can I buy this part in the USA?\u003c\/strong\u003e Ares Acres LLC is a U.S.-based authorized DJI Agras reseller stocking genuine DJI OEM generator parts including the RATO-build electric injector nozzle, YC.DZ.GR000091. Orders ship with free and fast U.S. shipping, same-day dispatch and tracking. If you are working through a fuel-side diagnosis and want a second opinion on the build or the symptom, reach out before you order. Ares Acres also ships to Canada with free shipping.\u003c\/p\u003e","brand":"Ares Acres","offers":[{"title":"DJI T50","offer_id":52889851396416,"sku":"YC.DZ.GR000091","price":119.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0923\/0159\/0848\/files\/IMG-0694.png?v=1786150608","url":"https:\/\/aresacres.com\/products\/dji-agras-t50-oem-d12000i-rato-generator-electric-injector-nozzle-yc-dz-gr000091","provider":"Ares Acres","version":"1.0","type":"link"}