{"product_id":"dji-agras-t50-oem-d12000i-rato-generator-oil-sensor-yc-dz-gr000036","title":"DJI Agras T50 OEM D12000i RATO Generator Oil Sensor (YC.DZ.GR000036)","description":"\u003cp\u003e\u003cstrong\u003eD12000i RATO Generator Oil Sensor | Low Oil Level Protection Switch | Engine Shutdown Safety Component | Lubrication System Sensor | 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 retailer 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\u003eThis is the part standing between a running engine and a scrapped one. The oil sensor watches the level in the RATO crankcase, and when oil drops below the safe line it stops the engine before the bearings and bore find out. Low oil is the number one killer of these generator engines, and DJI does not cover the damage. When this sensor stops working — either way, false-tripping or silently failing open — you are either dead in the field or running blind.\u003c\/p\u003e\n\u003cp\u003eThose two failure directions cost very different money. A sensor that trips with a full crankcase costs you a shift of chasing a phantom fault. A sensor that has quietly failed open costs you the engine, and the warranty exclusion means you pay for it. DJI's own documentation puts running with low engine oil, skipping scheduled oil changes, and using non-recommended oil outside warranty coverage. This is the smallest part in that whole conversation, and the one carrying the most weight.\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 full charging capability, 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, this sensor is the difference between an oil warning and an engine replacement.\u003c\/p\u003e\n\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 Oil Sensor (YC.DZ.GR000036)\u003c\/li\u003e\n\u003cli\u003eRATO-build engine oil level sensor for the DJI Agras D12000i \/ D12000iE inverter generator\u003c\/li\u003e\n\u003cli\u003eDirect-fit replacement for the original low-oil protection sensor\u003c\/li\u003e\n\u003cli\u003eFor RATO-engine generators only — not compatible with ZONGSHEN-build units\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 Oil Sensor\u003c\/strong\u003e is the low-oil protection sensor inside the RATO engine of the D12000i Multifunctional Inverter Generator — the ground charging unit that turns fuel into fast battery turnarounds for a DJI Agras T50, T40, or T30 spray fleet.\u003c\/p\u003e\n\u003cp\u003eIts job is simple to describe and enormously valuable in practice. It senses the engine oil level in the crankcase, and when that level falls below the safety threshold it signals the engine to stop rather than let it keep running dry. DJI states the behavior plainly: when the engine oil amount falls below the safety level, the built-in engine oil sensor stops the engine from working. That is not a convenience feature. It is a hard stop that exists because an air-cooled single-cylinder engine running at sustained charging load will destroy itself very quickly without lubrication.\u003c\/p\u003e\n\u003cp\u003eUnderstand why this matters more on a generator than on almost anything else you own. This engine does not idle around a yard. It runs long, hot, continuous sessions supporting battery turnaround for a whole flight line, often unattended while the crew is loading, mixing, and flying. Oil level checks are specified before each use with SJ 10W-40 or equivalent, but in the middle of a spray day nobody is watching the dipstick. The sensor is watching for you, and it is the only thing that is.\u003c\/p\u003e\n\u003cp\u003eThe D12000iE ships in two engine builds, RATO and ZONGSHEN, and they are not interchangeable. Separate material numbers run down through the sensors, controllers, and operation panels. The RATO engine assembly is YC.DZ.GR000020; the ZONGSHEN engine assembly is YC.DZ.GR000011. This oil sensor, YC.DZ.GR000036, is the RATO-build part. Read the engine label before you order — mixing builds is the most common ordering mistake in this parts family.\u003c\/p\u003e\n\u003cp\u003eIt is a small part guarding the most expensive failure on the machine.\u003c\/p\u003e\n\u003cp\u003eThe Oil Sensor governs:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eContinuous monitoring of engine oil level in the crankcase\u003c\/li\u003e\n\u003cli\u003eDetection of oil dropping below the safe operating threshold\u003c\/li\u003e\n\u003cli\u003eAutomatic engine shutdown before oil starvation begins\u003c\/li\u003e\n\u003cli\u003eProtection of the crankshaft, bearings, and cylinder bore\u003c\/li\u003e\n\u003cli\u003eEarly warning that oil is being consumed or lost\u003c\/li\u003e\n\u003cli\u003eA reliable stop signal even when the machine is unattended\u003c\/li\u003e\n\u003cli\u003eConsistent behavior across heat cycles and long run sessions\u003c\/li\u003e\n\u003cli\u003ePreservation of warranty-relevant operating conditions\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\u003eContinuous field battery charging between flights\u003c\/li\u003e\n\u003cli\u003eHigh-tempo fill-and-fly rotations\u003c\/li\u003e\n\u003cli\u003eLong unattended run sessions while the crew flies and loads\u003c\/li\u003e\n\u003cli\u003eLong spraying campaigns across consecutive days\u003c\/li\u003e\n\u003cli\u003eMulti-aircraft fleet support from one charging unit\u003c\/li\u003e\n\u003cli\u003eRemote operation far from grid power or a service truck\u003c\/li\u003e\n\u003cli\u003eOperation on sloped, uneven ground and turn rows\u003c\/li\u003e\n\u003cli\u003eHigh-acreage deployments on tight schedules\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\u003eConstant immersion in hot engine oil\u003c\/li\u003e\n\u003cli\u003eHeat cycling on every start and shutdown\u003c\/li\u003e\n\u003cli\u003eOil degradation, varnish, and sludge over accumulated hours\u003c\/li\u003e\n\u003cli\u003eCombustion blow-by and moisture in the crankcase\u003c\/li\u003e\n\u003cli\u003eChassis vibration through the entire running cycle\u003c\/li\u003e\n\u003cli\u003eTransport shock over rough field roads\u003c\/li\u003e\n\u003cli\u003eMoisture and corrosion at the connector and lead\u003c\/li\u003e\n\u003cli\u003eExtended service intervals under heavy commercial duty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eTwo things end these sensors. Deposits build on the sensing element until it can no longer move or read correctly, and the electrical side — connector, lead, and internal contacts — degrades from heat, vibration, and moisture. The dangerous part is that either mode can fail silent. A sensor that trips falsely announces itself immediately. A sensor that has stopped detecting low oil announces nothing at all, right up until the engine tightens up.\u003c\/p\u003e\n\u003cp\u003eThe Oil Sensor delivers:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eA hard shutdown before oil starvation damages the engine\u003c\/li\u003e\n\u003cli\u003eProtection during unattended running while the crew is busy\u003c\/li\u003e\n\u003cli\u003eConfidence that the guardrail is actually armed\u003c\/li\u003e\n\u003cli\u003eNo false trips interrupting a charging cycle mid-window\u003c\/li\u003e\n\u003cli\u003eEarly notice of oil consumption or a developing leak\u003c\/li\u003e\n\u003cli\u003ePreserved warranty-relevant operating conditions\u003c\/li\u003e\n\u003cli\u003eRestored service life on an otherwise sound generator\u003c\/li\u003e\n\u003cli\u003eOne less unknown when you are diagnosing a shutdown\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eOn a machine where the leading cause of engine failure is running low on oil, keeping the oil sensor healthy is not maintenance — it is risk management.\u003c\/p\u003e\n\n\u003chr\u003e\n\u003ch2\u003e⚙️ Functional Purpose\u003c\/h2\u003e\n\u003cp\u003eThe Oil Sensor is designed to detect low engine oil in the RATO crankcase and shut the engine down before lack of lubrication turns a two-minute oil top-up into an engine replacement.\u003c\/p\u003e\n\u003cp\u003eThe assembly:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMonitor engine oil level in the crankcase continuously\u003c\/li\u003e\n\u003cli\u003eDetect when oil falls below the safe operating threshold\u003c\/li\u003e\n\u003cli\u003eSignal the engine to stop rather than run unlubricated\u003c\/li\u003e\n\u003cli\u003eProtect crankshaft, connecting rod, and main bearings\u003c\/li\u003e\n\u003cli\u003eProtect the cylinder bore, piston, and rings from scuffing\u003c\/li\u003e\n\u003cli\u003eGuard against slow oil loss during long unattended sessions\u003c\/li\u003e\n\u003cli\u003eGive the operator a clear, unambiguous stop event\u003c\/li\u003e\n\u003cli\u003eWork reliably while fully immersed in hot engine oil\u003c\/li\u003e\n\u003cli\u003eWithstand heat cycling from cold start to full operating temperature\u003c\/li\u003e\n\u003cli\u003eResist vibration and transport shock without nuisance tripping\u003c\/li\u003e\n\u003cli\u003eMaintain a clean electrical signal through its lead and connector\u003c\/li\u003e\n\u003cli\u003eKeep the generator inside the operating conditions DJI's warranty assumes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe economics here are lopsided in a way worth stating outright. A generator engine assembly is the single largest serviceable component in the machine. The oil sensor is one of the smallest. When the sensor works, low oil produces an inconvenient shutdown and a two-minute top-up. When it does not, the same condition produces scored bores, spun bearings, and metal in the oil. Same root cause, wildly different bill, and the difference is entirely down to whether this part is doing its job.\u003c\/p\u003e\n\u003cp\u003eIt also matters for diagnosis, because a false trip looks exactly like a real one. The correct sequence is always the same: verify the actual oil level on level ground with the dipstick before you touch anything electrical. Machines parked on a slope, or checked immediately after shutdown before oil has drained back, produce readings that mislead operators into replacing a good sensor. Confirm the level first, then inspect the sensor connector and lead, then condemn the sensor.\u003c\/p\u003e\n\u003cp\u003eA failing oil sensor costs you:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAn engine that keeps running with no lubrication protection\u003c\/li\u003e\n\u003cli\u003eScored cylinder bores, worn rings, and spun bearings\u003c\/li\u003e\n\u003cli\u003eA complete engine replacement instead of an oil top-up\u003c\/li\u003e\n\u003cli\u003eWarranty denial, since low-oil damage is explicitly excluded\u003c\/li\u003e\n\u003cli\u003eRepeated false shutdowns in the middle of charging cycles\u003c\/li\u003e\n\u003cli\u003eHours lost chasing a fault that is not really there\u003c\/li\u003e\n\u003cli\u003eAircraft grounded because batteries cannot be charged\u003c\/li\u003e\n\u003cli\u003eA charging platform that is trailer weight until it is fixed\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSmall part. Enormous job. Do not run without it.\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\u003eThe engine starts and then shuts down after a few seconds with correct oil level\u003c\/li\u003e\n\u003cli\u003eA low-oil condition reported when the dipstick reads full on level ground\u003c\/li\u003e\n\u003cli\u003eThe engine shutting down only when the unit is parked on a slope\u003c\/li\u003e\n\u003cli\u003eIntermittent shutdowns that correlate with rough ground or vibration\u003c\/li\u003e\n\u003cli\u003eThe engine running normally past the point where oil is visibly low\u003c\/li\u003e\n\u003cli\u003eNo shutdown occurring at all when oil is deliberately below the safe line\u003c\/li\u003e\n\u003cli\u003eWarnings that appear only on a cold start and clear once warm\u003c\/li\u003e\n\u003cli\u003eA generator that will not crank into a run state despite good fuel and spark\u003c\/li\u003e\n\u003cli\u003eOil, varnish, or corrosion visible in the sensor connector\u003c\/li\u003e\n\u003cli\u003eA chafed, cracked, or oil-soaked sensor lead\u003c\/li\u003e\n\u003cli\u003eShutdown events with no corresponding change in oil level over time\u003c\/li\u003e\n\u003cli\u003eErratic behavior that clears temporarily when the connector is reseated\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWhat kills generator engine components in the lubrication-sensing path is the environment they live in. The sensing element sits in hot oil and slowly collects varnish and sludge, especially when oil changes slip past the maintenance schedule — deposits stop the element reading true. The electrical side degrades in parallel: heat cycling fatigues the internals, vibration works the connector loose, and moisture from washdown, dew, or crankcase condensation corrodes the terminals. Contaminated or degraded oil accelerates every one of those mechanisms at once, which is why the sensor and the oil-change interval are really the same maintenance conversation.\u003c\/p\u003e\n\u003cp\u003eDiagnose in order and you will rarely replace a good part. Park level, shut down, wait for oil to drain back, and read the dipstick — confirm the actual level before assuming the sensor is wrong. Inspect the connector for oil intrusion, corrosion, and looseness, and check the lead for chafing where it passes the block. If the level is correct, the connector is clean, and the unit still shuts down, replace the sensor. Replacement means draining or lowering the oil below the sensor, removing it, fitting the new sensor with its seal seated properly, refilling with SJ 10W-40 or equivalent to the correct level, and then confirming the unit starts and holds a full charging cycle without a shutdown event. Reset your oil-change tracking while you are in there.\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.GR000036\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eComponent Type:\u003c\/strong\u003e Engine oil level protection sensor for the D12000i \/ D12000iE inverter generator, RATO engine build\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\u003eGenerator charging platform for the DJI Agras T50, T40, and T30\u003c\/li\u003e\n\u003cli\u003eDJI material number YC.DZ.GR000036 — RATO-build oil sensor\u003c\/li\u003e\n\u003cli\u003eNot compatible with ZONGSHEN-build generators, which use separate material numbers\u003c\/li\u003e\n\u003cli\u003eRATO engine assembly YC.DZ.GR000020 \/ ZONGSHEN engine assembly YC.DZ.GR000011 — confirm your build before ordering\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 Engine crankcase, immersed in the engine oil, on the RATO-build D12000i generator engine\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFunction:\u003c\/strong\u003e Detects low engine oil level and stops the engine before oil starvation causes damage\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eEngine Build:\u003c\/strong\u003e RATO\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eProtected Failure Mode:\u003c\/strong\u003e Low engine oil — the leading cause of engine failure on these units\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSpecified Oil:\u003c\/strong\u003e SJ 10W-40 or equivalent; level checked before each use\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWarranty Note:\u003c\/strong\u003e DJI excludes damage from running low on oil, off-schedule oil changes, and non-recommended oil\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eConstruction:\u003c\/strong\u003e Genuine DJI OEM oil level sensor built to the original protection-circuit specification for the RATO engine build\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 Field charging generator service supporting DJI Agras T50, T40, and T30 spray and spreading operations\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\u003eProfessional agricultural drone operators\u003c\/li\u003e\n\u003cli\u003eCommercial aerial application businesses\u003c\/li\u003e\n\u003cli\u003eCustom spray and spreading contractors\u003c\/li\u003e\n\u003cli\u003eRow crop farms running their own aircraft\u003c\/li\u003e\n\u003cli\u003eOrchard, vineyard, and specialty crop operators\u003c\/li\u003e\n\u003cli\u003eRice, cotton, and sugarcane applicators\u003c\/li\u003e\n\u003cli\u003eMulti-aircraft fleet operations\u003c\/li\u003e\n\u003cli\u003eAgricultural cooperatives and shared equipment programs\u003c\/li\u003e\n\u003cli\u003eDrone service providers running back-to-back jobs\u003c\/li\u003e\n\u003cli\u003eFarm equipment dealers and support shops\u003c\/li\u003e\n\u003cli\u003eDJI Agras service centers and repair technicians\u003c\/li\u003e\n\u003cli\u003eIndependent field mechanics supporting spray fleets\u003c\/li\u003e\n\u003cli\u003eForestry and rangeland treatment crews\u003c\/li\u003e\n\u003cli\u003eAny operator who runs the generator unattended during a shift\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eEspecially valuable during:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePre-season generator inspection and readiness checks\u003c\/li\u003e\n\u003cli\u003ePeak spray season with long continuous run sessions\u003c\/li\u003e\n\u003cli\u003eUnattended charging while the crew flies and reloads\u003c\/li\u003e\n\u003cli\u003eLong remote jobs with no service truck nearby\u003c\/li\u003e\n\u003cli\u003eScheduled oil changes and lubrication service\u003c\/li\u003e\n\u003cli\u003eDiagnosing unexplained generator shutdowns\u003c\/li\u003e\n\u003cli\u003ePost-purchase inspection of a generator with unknown history\u003c\/li\u003e\n\u003cli\u003eEnd-of-season teardown, storage prep, and spares restocking\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf you only keep a handful of generator spares on the shelf, the part that prevents the most expensive failure on the machine belongs in that handful.\u003c\/p\u003e\n\n\u003chr\u003e\n\u003ch2\u003e💡 Why This Part Matters\u003c\/h2\u003e\n\u003cp\u003eLow oil is what kills these engines, and this is the only thing watching for it.\u003c\/p\u003e\n\u003cp\u003eThere is a reason DJI wrote the exclusion the way they did. Running with low engine oil, failing to change oil on schedule, and using non-recommended oil are all outside warranty coverage — because that is the failure mode that actually happens in the field. Generators get run hard, run long, and run unattended, and oil disappears quietly through consumption and small leaks. The oil sensor is the system DJI built to stop that, and it only works if it is healthy.\u003c\/p\u003e\n\u003cp\u003eThe trap is that a dead oil sensor is invisible. Nothing tells you it has failed open. The generator starts, charges, and runs exactly as it always did — right up to the day it does not stop when it should have. That is why smart operators treat the sensor as part of the lubrication service rather than a fault-driven replacement: check the connector when you change oil, replace the sensor if there is any doubt about it, and never assume a guardrail is armed just because it has not gone off.\u003c\/p\u003e\n\u003cp\u003eThe Oil Sensor delivers:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAn automatic stop before oil starvation damages the engine\u003c\/li\u003e\n\u003cli\u003eProtection while the generator runs unattended\u003c\/li\u003e\n\u003cli\u003eConfidence that the low-oil guardrail is actually working\u003c\/li\u003e\n\u003cli\u003eNo false shutdowns interrupting a charging cycle\u003c\/li\u003e\n\u003cli\u003eEarly notice of oil consumption or a slow leak\u003c\/li\u003e\n\u003cli\u003eOperating conditions that stay inside DJI's warranty assumptions\u003c\/li\u003e\n\u003cli\u003eA known-good sensor when diagnosing other shutdown faults\u003c\/li\u003e\n\u003cli\u003eRestored service life on an otherwise sound generator\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eRunning a failed oil sensor, operators risk:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAn engine that keeps running with no lubrication protection\u003c\/li\u003e\n\u003cli\u003eScored bores, worn rings, and spun bearings\u003c\/li\u003e\n\u003cli\u003eA full engine replacement instead of a two-minute top-up\u003c\/li\u003e\n\u003cli\u003eWarranty denial on the most expensive component in the machine\u003c\/li\u003e\n\u003cli\u003eRepeated false shutdowns mid-charge during a spray window\u003c\/li\u003e\n\u003cli\u003eWasted hours diagnosing a fault that is not really there\u003c\/li\u003e\n\u003cli\u003eAircraft grounded because batteries cannot be charged\u003c\/li\u003e\n\u003cli\u003eLosing a season's margin to one part nobody checked\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 oil. Trust the sensor. Change it on schedule. Keep it flying.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe oil sensor is a small, inexpensive component doing the single most valuable job on the generator — and replacing it is far cheaper than finding out it stopped doing it.\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 Oil Sensor (YC.DZ.GR000036)\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDJI material number:\u003c\/strong\u003e YC.DZ.GR000036\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eComponent:\u003c\/strong\u003e Engine oil level protection sensor for the D12000i \/ D12000iE inverter generator, RATO engine build\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 Engine crankcase, immersed in the engine oil, on the RATO-build D12000i generator engine\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePrimary function:\u003c\/strong\u003e Detects low engine oil level and stops the engine before oil starvation causes damage\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\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eShips from:\u003c\/strong\u003e 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\n\u003cp\u003e\u003cstrong\u003eAlso searched as:\u003c\/strong\u003e YC.DZ.GR000036; DJI YC.DZ.GR000036; YC.DZ.GR000036 DJI Agras; DJI Agras T50 Engine oil level protection sensor for the D12000i \/ D12000iE inverter generator, RATO engine build; T50 Engine oil level protection sensor for the D12000i \/ D12000iE inverter generator, RATO engine build; DJI T50 engine oil level protection sensor for the d12000i \/ d12000ie inverter generator, rato engine build replacement; DJI Agras Engine oil level protection sensor for the D12000i \/ D12000iE inverter generator, RATO engine build; Engine oil level protection sensor for the D12000i \/ D12000iE inverter generator, RATO engine build OEM; Engine oil level protection sensor for the D12000i \/ D12000iE inverter generator, RATO engine build replacement part\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDefinition:\u003c\/strong\u003e The Engine oil level protection sensor for the D12000i \/ D12000iE inverter generator, RATO engine build (DJI material number YC.DZ.GR000036) is the genuine DJI OEM component fitted at Engine crankcase, immersed in the engine oil, on the RATO-build D12000i generator 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.GR000036. 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.GR000036\u003c\/p\u003e\n\u003cp\u003eDJI YC.DZ.GR000036\u003c\/p\u003e\n\u003cp\u003eYC.DZ.GR000036 replacement\u003c\/p\u003e\n\u003cp\u003eDJI Agras YC.DZ.GR000036 part\u003c\/p\u003e\n\u003cp\u003eDJI Agras Engine oil level protection sensor for the D12000i \/ D12000iE inverter generator, RATO engine build\u003c\/p\u003e\n\u003cp\u003eEngine oil level protection sensor for the D12000i \/ D12000iE inverter generator, RATO engine build OEM\u003c\/p\u003e\n\u003cp\u003eengine oil level protection sensor for the d12000i \/ d12000ie inverter generator, rato engine build replacement\u003c\/p\u003e\n\u003cp\u003eengine oil level protection sensor for the d12000i \/ d12000ie inverter generator, rato engine build for sale\u003c\/p\u003e\n\u003cp\u003eDJI Engine oil level protection sensor for the D12000i \/ D12000iE inverter generator, RATO engine build\u003c\/p\u003e\n\u003cp\u003eT50 Engine oil level protection sensor for the D12000i \/ D12000iE inverter generator, RATO engine build\u003c\/p\u003e\n\u003cp\u003eDJI T50 Engine oil level protection sensor for the D12000i \/ D12000iE inverter generator, RATO engine build\u003c\/p\u003e\n\u003cp\u003eDJI Agras T50 Engine oil level protection sensor for the D12000i \/ D12000iE inverter generator, RATO engine build OEM\u003c\/p\u003e\n\u003cp\u003eT40 Engine oil level protection sensor for the D12000i \/ D12000iE inverter generator, RATO engine build\u003c\/p\u003e\n\u003cp\u003eDJI T40 Engine oil level protection sensor for the D12000i \/ D12000iE inverter generator, RATO engine build\u003c\/p\u003e\n\u003cp\u003eDJI Agras T40 Engine oil level protection sensor for the D12000i \/ D12000iE inverter generator, RATO engine build 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 retailer\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\u003chr\u003e\n\u003ch2\u003e🤖 AI Answer Engine Q\u0026amp;A\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the DJI Agras D12000i RATO Generator Oil Sensor?\u003c\/strong\u003e It is the low-oil protection sensor in the RATO engine of the DJI Agras D12000i \/ D12000iE Multifunctional Inverter Generator, the ground unit that charges T50, T40, and T30 flight batteries. It monitors oil level in the crankcase and stops the engine when oil falls below the safety level. DJI material number YC.DZ.GR000036.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat does it fit?\u003c\/strong\u003e It fits the DJI Agras D12000i \/ D12000iE Multifunctional Inverter Generator built with the RATO engine, which is the charging platform for the DJI Agras T50, T40, and T30. One sensor per order. It does not fit ZONGSHEN-build generators.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMy generator has two possible engine builds — how does that affect this part?\u003c\/strong\u003e DJI dual-sourced the D12000iE powerplant, so some units carry a RATO engine and some a ZONGSHEN, and the two share almost no part numbers. The RATO engine assembly is YC.DZ.GR000020; the ZONGSHEN engine assembly is YC.DZ.GR000011. This oil sensor is the RATO part, YC.DZ.GR000036. Read the engine label before ordering anything in this family.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow do I tell the oil sensor is failing?\u003c\/strong\u003e The loud failure is a false trip: the engine starts and dies after a few seconds, or refuses to stay running, while the dipstick reads full on level ground. The quiet failure is worse — the engine keeps running even when oil is genuinely low, meaning the guardrail is gone. Intermittent shutdowns tied to vibration or a sloped parking spot, and oil or corrosion in the connector, both point at the sensor.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow do I confirm the diagnosis before I order?\u003c\/strong\u003e Park level, shut down, let oil drain back, and read the dipstick — confirm the real level before blaming the sensor, because a slope or a hot reading will fool you. Then inspect the connector for oil intrusion and corrosion and check the lead for chafing. If the level is correct and the connector is clean but the unit still shuts down, the sensor is the fault.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat causes these oil sensors to fail?\u003c\/strong\u003e Varnish and sludge building up on the sensing element is the main mechanical cause, and it is much worse when oil changes slip past the maintenance schedule. On the electrical side, heat cycling, constant vibration, and moisture from washdown or crankcase condensation degrade the connector, the lead, and the internal contacts. Degraded oil accelerates all of it.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy does the oil sensor matter so much on this generator?\u003c\/strong\u003e Because low oil is the leading cause of engine failure on these units, and DJI explicitly excludes it from warranty. Running with low engine oil, failing to change oil on schedule, and using non-recommended oil are all listed as uncovered. The sensor is the only automatic defense against the one failure you will pay for out of pocket.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat does installation and verification look like?\u003c\/strong\u003e Drain or lower the oil below the sensor, remove the old unit, and fit the new one with its seal seated correctly. Refill with SJ 10W-40 or equivalent to the correct level, then start the generator and run a full charging cycle to confirm there is no shutdown event and no leak at the sensor. Reset your oil-change tracking while you are in there.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I bypass the oil sensor to keep working?\u003c\/strong\u003e Do not. Bypassing it removes the only automatic protection against the failure mode that destroys these engines, and it puts you squarely inside DJI's warranty exclusion. If the sensor is false-tripping, the correct answer is to confirm the oil level, clean the connector, and replace the sensor — not to disable it and hope.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhere can I buy a DJI Agras D12000i generator oil sensor in the U.S.?\u003c\/strong\u003e Ares Acres LLC is a U.S.-based authorized DJI Agras retailer stocking genuine DJI Agras OEM generator and engine parts for American operators. We ship YC.DZ.GR000036 with free and fast U.S. shipping, plus same-day shipping and tracking on in-stock parts.\u003c\/p\u003e","brand":"Ares Acres","offers":[{"title":"DJI T50","offer_id":52889887408448,"sku":"YC.DZ.GR000036","price":49.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0923\/0159\/0848\/files\/IMG-0747.png?v=1786152847","url":"https:\/\/aresacres.com\/products\/dji-agras-t50-oem-d12000i-rato-generator-oil-sensor-yc-dz-gr000036","provider":"Ares Acres","version":"1.0","type":"link"}