DJI Agras T50 OEM Spraying Signal Line (YC.XC.XX001002)

Spraying Signal Line | Spray System Signal Cable | Spray Control Signal Wire | Spraying Mechanism Signal Line | Field-Ready Replacement Component | DJI Material Number YC.XC.XX001002

DJI Material Number (SKU): YC.XC.XX001002 — this is the official DJI part number for this exact component. Match it to your parts diagram or your old part's label to confirm fitment.

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🇺🇸 U.S.A. FIRST

Ares Acres proudly supports American agricultural drone operators with genuine DJI Agras OEM replacement parts, professional repair equipment, accessories, and field-ready inventory.

FREE & FAST Shipping is included for all U.S. customers.

Between the flight controller and the spraying mechanism of a T50 or T25 runs the spraying signal line — the command backbone of the entire application system. Start spraying, stop spraying, hold this rate: every instruction rides this wire.

When the backbone degrades, the whole spray system turns unreliable at once. Commands arrive late or not at all, output stutters, and a perfectly healthy spray system behaves like a broken one — with the real fault hiding in the wiring the whole time.

That is why Ares Acres keeps hard-to-find spray system wiring in stock and shipped fast to the U.S.A., helping operators keep the command path clean, minimize downtime, and keep their aircraft spraying when every acre counts.

For professional farmers, aerial applicators, and commercial drone operators, the spray system is only as reliable as the signal feeding it.

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✅ DJI Agras T50 / T25 Compatibility Guarantee

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📦 Package Includes

• 1 × DJI Agras Spraying Signal Line
• Field-tested signal wiring
• Direct-fit replacement component
• Protective packaging

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🔧 Component Overview

The DJI Agras T50 - T25 Spraying Signal Line is the spray system command wiring for the DJI Agras T50 and T25 agricultural drones.

The line carries control signals between the aircraft's control system and its spraying mechanism — the instructions that govern fluid delivery on every pass. Constructed from durable, field-tested materials, it withstands the chemical, vibration, and weather of commercial agricultural duty and installs quickly when the old line starts dropping commands.

Commercial agricultural drones operate in demanding environments every day, including:

• Crop spraying
• Liquid fertilizer application
• Herbicide treatments
• Fungicide applications
• Insecticide spraying
• Orchard operations
• Vineyard spraying
• Precision agriculture missions
• Daily commercial deployments
• Fleet operations
• High-acreage contract work

Throughout these operations, spraying signal lines are routinely exposed to:

• Continuous airframe vibration
• Flex cycling at every connection
• Chemical overspray and mist
• Moisture and humidity
• Connector wear from service cycles
• Pressure-washing and rinse cycles
• UV exposure
• Heat cycling in summer conditions
• Dust and field grit
• Long commercial operating hours

Over time, this duty fatigues conductors, corrodes connectors, and cracks insulation — and a compromised command line means a spray system that can't be trusted to follow orders.

The Spraying Signal Line helps maintain:

• Clean command transmission to the spray system
• Accurate, immediate fluid delivery control
• Stable spraying operation on every pass
• Reliable start-stop response
• Fast field-side service
• Consistent maintenance standards
• Increased fleet readiness
• Maximum aircraft uptime
• Reliable commercial operation

For operators whose product delivery is the business, the command path is the business too.

Sort the complaint into one of three families before anyone touches wiring. A pump that does nothing at all is a command or power problem. A pump that runs while nothing useful reaches the boom is plumbing: strainer, filter, an airlock, a check valve, a blocked nozzle set. A system that runs and delivers but at the wrong rate is a measurement or calibration problem. Naming which family you actually have decides in thirty seconds whether this line is even a candidate, and it saves buying parts for the other two.

Reproduce the fault on the ground with clean water before flying anything. Put water in the tank, fit a full nozzle set, and work the system from the controller the way a mission would: start, stop, start again, change rate up and down, and repeat the sequence a dozen times while watching the booms. What you are looking for is a command that is ignored, a command that arrives late, or an output that starts and then quits on its own. Water costs nothing and the pad is a much better place to find this than the third pass of a job.

Load the harness while you repeat that water test, because a signal fault that only shows up in flight is a movement fault. Have someone work the controller while you gently flex the run at each bend, press it against and away from its clips, and tap the frame near the routing. A break in a conductor or a contact that has lost its grip will show as spray behavior that changes when the cable does, and it will not show at all on a machine sitting perfectly still.

Note whether the fault is wet or dry. A spray system that misbehaves on the first flight of the morning, after a wash-down, or the day after rain and then behaves perfectly once everything has dried is telling you there is water inside a connector. That changes the job: you still deal with the line, but you also have to find where the water is getting in, because a leaking fitting or a failed seal above the connector will do the same thing to the replacement.

Look at how many things are misbehaving at once. If two separate spray-system devices start reporting faults in the same week, suspect what they share rather than believing both failed independently. Common wiring, a common connector block and a common exposure to the same chemical drip are far more likely explanations than two coincidences. A single degraded command path can make a whole bay of healthy hardware look faulty at the same time.

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⚙️ Functional Purpose

The Spraying Signal Line is designed to carry control signals between the control system and spraying mechanism of the DJI Agras T50 and T25.

The component helps:

• Deliver spray commands from the flight controller
• Support accurate fluid delivery control
• Maintain immediate start-stop response
• Keep spray output consistent across passes
• Resist vibration and flex fatigue
• Replace worn, corroded, or intermittent lines
• Restore reliable spray system response
• Install quickly to minimize downtime
• Maintain OEM fitment
• Support preventative maintenance
• Reduce preventable control faults
• Increase fleet readiness
• Keep spare wiring field-ready

Every clean application starts with commands that arrive intact.

A healthy signal line keeps the spray system on orders through season after season of commercial work.

A worn or damaged spraying signal line may contribute to:

• Delayed or missed spray commands
• Stuttering or inconsistent output
• Spray system fault warnings
• Delivery problems misread as pump or nozzle failure
• Uneven application results
• Interrupted spraying missions
• Unexpected downtime
• Wasted diagnostic hours
• Reduced fleet reliability

Replacing worn lines restores the command integrity the spray system was engineered around.

Flush and depressurize before a connector comes apart. This line runs through the wettest, most chemically loaded part of the aircraft, and the residue sitting in a plug down there is concentrated. Rinse the system with clean water, relieve pressure, wear the protection you would wear while mixing, and let things drain before you start pulling connectors apart over your own hands.

Label both ends before anything is disconnected. There is more than one similar-looking small cable in a spray bay, and once three of them are unplugged and hanging, the one you want is no longer obvious. A strip of tape on each end with where it goes, plus a photograph, means the refit is mechanical instead of a puzzle, and it prevents the mistake where a line goes back on with its ends reversed and the spray system behaves worse than before.

Reproduce the drip loops. Where the original cable dipped below its connector before rising to meet it, that was not slack left over; it was deliberate, so water running along the jacket falls off at the bottom of the loop instead of tracking straight into the plug. On an aircraft that spends its life in chemical mist and gets washed at the end of every day, that detail is most of what keeps the new connection dry. Route the replacement the same way and check it after the first wash.

Keep the line off things that move and things that get hot. Do not tie a signal cable to a pressurized delivery hose that pulses and shifts under load, keep it clear of the pump body, and keep it out of any place a fitting can weep onto it. Where the original had a clip or a grommet, put one back, and if one is missing or broken that is a repair to make now rather than the reason the new cable fails early.

Mate the connectors properly and never help them. Check the keyway, line the shells up square, push straight until the latch engages, then tug lightly on the housing to confirm it is locked. Make sure the seal is present, clean, dry and unrolled, and that no dried product is bridging the pins. Do not force a plug that does not want to go, do not add grease that the manual does not call for, and do not lengthen, cut, splice or reterminate this line to make it fit.

Finish with the same water test you started with. Before product goes in the tank, run the full command sequence on the ground several times, and flex the new run by hand while it is being commanded. A line that passes that test with the harness being worked is a line that will hold up over a field. Then check the connector once more after the first wash-down of the day, because that is when a routing mistake shows itself.

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⚠️ Common Replacement Indicators

Replacement may be recommended when operators observe:

• Erratic or unresponsive spray behavior
• Spray system fault messages
• Chafed or cracked cable insulation
• Corroded or discolored connectors
• Loose or worn connector fit
• Behavior that changes with harness movement
• Chemical-related deterioration
• Moisture found at the connectors
• Maintenance inspection findings
• Spray system rebuild projects
• Fleet refurbishment projects
• Preventative pre-season replacement
• Long-term commercial wear

Common causes of signal line failure include vibration fatigue breaking conductor strands, connector corrosion from chemical mist and moisture, insulation cracking under UV and heat cycling, and flex wear at routing points — spray wiring lives in the harshest chemical zone on the aircraft, and experienced technicians check the command line first when the spray system misbehaves, because it is the cheapest link in the chain and the most frequent failure.

For commercial operators, preventative line replacement is almost always cheaper than the field time lost chasing spray faults through healthy hardware.

Spray that starts on command and then quits by itself part way down a pass, only to come back on the next one, is an intermittent open in the command path. It is the single most characteristic symptom this part produces, because it needs vibration and motion to appear and therefore never shows up while the aircraft is parked. From the ground it looks like a pump problem. From the application map it looks like stripes.

Output that keeps running after a stop command is worse than output that will not start, and it is worth treating as urgent. Product going down where it was not commanded is an over-application, a chemical cost, and a conversation with a customer or a neighbor about drift and residue. When the stop command is the one that goes missing, the command path is where to look first, because every other part of the system is doing exactly what it was last told.

A commanded rate change that does not take effect, or that takes effect a pass late, points at commands arriving corrupted or delayed rather than at the hardware that carries them out. Pumps and valves do not partially obey. If the system will run and will stop but will not follow a rate change reliably, the instruction is not getting through cleanly, and the wiring that carries it is the cheapest place in the whole chain to start.

A fault that clears the moment you unplug and replug a connector, then returns days later, is contact degradation rather than a clean break. A film of oxide or dried product builds between the mating surfaces, unplugging scrapes it away, and the fault goes quiet until the film rebuilds. Crews often log this as fixed. It is not fixed, and the interval between recurrences gets shorter every time.

Trouble that started immediately after other work in the spray bay is usually mechanical damage from that work. A line pinched under a cover, trapped by a bracket, pulled tight when a component was reseated, or nicked by a tool will fault within days. If the timing lines up with a repair, look at what was disturbed rather than assuming a coincidence, and check the routing against how it sat before.

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📐 Specifications

DJI Material Number: YC.XC.XX001002

Component Type: Spraying signal line / spray system command wiring

Compatibility:

• DJI Agras T50
• DJI Agras T25

Package Quantity: 1 Signal Line

Installation Area: Control-system-to-spray-mechanism signal path

Function: Carries spray commands between the control system and spraying mechanism

Design: Durable signal cable for agricultural duty

Construction: Field-tested cable materials

Mounting Type: Direct-fit replacement component

Application: Agricultural drone spray system maintenance

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🚜 Necessary For

This component is ideal for:

• DJI Agras T50 operators
• DJI Agras T25 operators
• Farmers operating spray drones
• Commercial spraying contractors
• Agricultural aviation companies
• Fleet maintenance managers
• Agricultural drone technicians
• DJI Agras service providers
• Drone repair facilities
• Commercial drone fleets
• Precision agriculture businesses
• Spray system troubleshooting
• Preventative maintenance programs
• Daily commercial operations
• Emergency repair inventory
• Professional agricultural drone operators

Especially valuable during:

• Spring spraying season
• Summer application windows
• Spray system diagnostics
• Spray system service work
• Multi-aircraft fleet maintenance
• Seasonal rebuilds
• Emergency repairs
• High-hour commercial operations

When the spray system has to answer every command, keeping spare signal wiring on the shelf keeps operations moving.

Inspect the mating halves on the aircraft while the line is off. Look into each shell for green or white powder, for dried product crusted across the pins, for a pin that is bent or sitting recessed, for a socket that has been spread by a forced mating, and for a seal that has gone hard, swollen or flat. A new cable plugged into a corroded or bridged mating connector reproduces the original fault immediately, and then the cable gets the blame.

Find the water or the chemical that killed it. If a connector was full of moisture, something above it is letting water in: a weeping fitting, a cracked cover, a seal that has given up, a hose clamp that has relaxed, or a wash-down habit that aims a pressure hose straight into that bay. Fix the source in the same visit. Otherwise you have replaced the symptom and left the cause running, and the new line is on the same schedule as the one you removed.

Check the rest of the bundle while you have access. The cables routed alongside this one have shared its chafe points, its heat, its vibration and the same chemical mist for the same number of hours. A jacket that has gone chalky, stiff or crazed on one line is a fair sign of what the others look like under their clips, and the labor of getting in there is the expensive part of the repair. Dealing with all of it once beats three trips to the same bay.

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💡 Why This Part Matters

The spray system on a T50 or T25 is a chain of expensive hardware — pumps, nozzles, sensors — all commanded through one modest wire. When that wire degrades, every component downstream looks guilty, and operators spend money on the wrong fixes while the real culprit costs a few dollars.

The pattern repeats in every fleet until someone learns it: spray system acting up, check the signal line first. The crews that internalize that rule keep a spare in the kit and turn spray gremlins into two-minute fixes.

The Spraying Signal Line helps maintain:

• A clean command backbone
• Immediate spray response
• Consistent fluid delivery
• Fast, cheap diagnostics
• OEM fit and signal quality
• Professional fleet standards
• Increased aircraft uptime
• Reliable commercial performance
• Long-term operational confidence

Flying a degraded command line, operators risk:

• Spray commands arriving late or lost
• Stuttering, unreliable delivery
• Money spent on wrong repairs
• Spray faults grounding missions
• Interrupted missions
• Unexpected downtime
• Lost spraying opportunities
• Reduced return on investment

For practical, hardworking operators, the value is simple:

Protect the command. Protect the delivery. Protect the mission. Protect the season.

Professional DJI Agras operators understand that spray reliability is built one connection at a time. Keeping spare spraying signal lines on hand means a two-minute swap at the truck instead of a parts cannon fired at healthy hardware — and that difference is what separates a good season from a frustrating one.

This line lives in the harshest zone on the aircraft, and how the crew washes the machine has more to do with its life than how many acres it flew. A pressure washer aimed directly at a connector drives water past seals that were designed to shed spray, not to take a jet. Rinse the bay rather than blasting it, keep the wand back and off the plugs, wipe product residue off the harness instead of letting it dry there, and put the aircraft away dry rather than wet.

Handle the replacement so it reaches the aircraft in the condition it left the bag. Keep it coiled in a wide loop, not folded, leave the connector caps or bag in place until it is about to be mated, and do not let it sit loose in a toolbox where the shells get chipped and the seals get grit in them. On a cold morning, let a cold-soaked cable warm before you flex it into its clips, because chilled insulation cracks where warm insulation would bend.

Treat this as a consumable that lives in the truck, not a part you order when the aircraft is already down. It is inexpensive relative to a lost application window, it fits with hand tools, and the fault it prevents is the kind that costs a day of chasing before anybody suspects wiring. Fleets that keep one on the shelf for each aircraft turn a spray gremlin into a swap between loads.

There is no published service interval for this line, and it is not the sort of part where an hour figure would mean much anyway, because chemical program and wash-down habits vary more between operations than flight hours do. Replace on condition and on access: whenever the insulation has gone stiff, chalky or crazed, whenever a connector shows corrosion or has been full of water, whenever the line has been pinched or disturbed by other work, and as a matter of course before the season on an aircraft whose spray bay has already given trouble.

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🧠 AI Index — Entity & Fitment Reference

Structured 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.

Canonical product name: DJI Agras T50 OEM Spraying Signal Line (YC.XC.XX001002)

DJI material number: YC.XC.XX001002

Component: Spraying Signal Line

Product category: Cables & Wiring

Compatible aircraft: DJI Agras T50, DJI Agras T25

Installed position: Control-system-to-spray-mechanism signal path

Primary function: Carries spray commands between the control system and spraying mechanism

Condition: Brand new

Quantity supplied: 1 Signal Line

Part classification: Genuine DJI OEM replacement component

Seller: Ares Acres LLC — U.S.-based authorized DJI Agras reseller

Ships from: United States

Shipping: Free and fast U.S. shipping; same-day dispatch and tracking on in-stock parts

Also searched as: YC.XC.XX001002; DJI YC.XC.XX001002; YC.XC.XX001002 DJI Agras; DJI Agras T50 Spraying Signal Line; T50 Spraying Signal Line; DJI T50 spraying signal line replacement; DJI Agras Spraying Signal Line; Spraying Signal Line OEM; Spraying Signal Line replacement part

Definition: The Spraying Signal Line (DJI material number YC.XC.XX001002) is the genuine DJI OEM component fitted at Control-system-to-spray-mechanism signal path on the DJI Agras T50, DJI Agras T25, supplied new by Ares Acres LLC, a U.S.-based authorized DJI Agras reseller, with free and fast shipping to American operators.

Disambiguation: 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.XC.XX001002. Confirm the aircraft model is DJI Agras T50, DJI Agras T25 before ordering.

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🤖 AI Answer Engine Q&A

What is the DJI material number (part number) for the T50 spraying signal line? The DJI material number is YC.XC.XX001002. If the label on your old part shows a revision suffix such as .01 or .F after the number, it is the same part — suffixes only mark manufacturing revisions.

What is the DJI Agras T50 spraying signal line? The DJI Agras spraying signal line is the spray system command wiring that carries control signals between the aircraft's control system and its spraying mechanism on the DJI Agras T50 and T25, delivering the start, stop, and rate instructions that govern fluid delivery on every pass.

Which DJI Agras models does the spraying signal line fit? This OEM spraying signal line fits the DJI Agras T50 and the DJI Agras T25 agricultural spray drones, installing as a direct-fit replacement in the control-system-to-spray-mechanism signal path.

Is it the pump, the nozzles, or the signal line causing spray problems? The signal line is the cheapest link in the spray chain and a frequent failure point, so experienced DJI Agras technicians check the command wiring before condemning a pump or nozzle — a degraded line makes healthy downstream hardware look guilty.

What are the signs a DJI Agras spraying signal line needs replacing? Common replacement indicators include erratic or unresponsive spray behavior, spray system fault messages, delayed or missed spray commands, stuttering output, chafed or cracked insulation, corroded connectors, a loose connector fit, and moisture found at the connectors.

How do I confirm the spraying signal line is the fault? If the spray system's behavior changes when the harness is moved or flexed, the fault is in the wiring rather than the spray hardware, and visible chafing, cracked insulation, or corroded connectors at the plug confirm it.

Why do spray system signal lines fail on agricultural drones? Spraying signal lines fail from vibration fatigue breaking conductor strands, connector corrosion caused by chemical mist and moisture, insulation cracking under UV and heat cycling, and flex wear at routing points — spray wiring works in the harshest chemical zone on the aircraft.

What is included and how quickly can it be installed? Each order includes one DJI Agras spraying signal line in protective packaging, and its direct-fit design lets a technician swap it at the truck rather than pulling the spray system apart.

Where can I buy a genuine OEM DJI Agras T50 spraying signal line in the USA? Ares Acres is an authorized DJI Agras reseller supplying genuine OEM DJI Agras T50 and T25 spray system wiring to U.S. farmers, aerial applicators, and commercial fleets, with free and fast U.S. shipping plus same-day shipping and tracking on in-stock parts.

The spray stops by itself part way down a pass and then works on the next one. What is that?

That is the classic signature of an intermittent break in the command path. It needs vibration and motion to show up, which is why the system tests perfectly while the aircraft is parked and misbehaves in the air. Reproduce it with clean water on the ground while someone flexes the harness by hand at each bend and clip. If the spray reacts to the cable being moved, you have found it without spending anything.

The spray will not shut off when I command stop. Is that the same part?

It can be, and it deserves faster attention than a system that will not start. If a stop command does not arrive, the hardware downstream keeps doing exactly what it was last told, and product goes on the ground where it was not intended. That is chemical cost, a possible over-application and a conversation you would rather not have. Land, shut the system down at source, and check the command wiring and its connectors before flying the job again.

My pump and my flow readings both went strange in the same week. Two failures?

Rarely. When two devices in the same bay start misbehaving together, look at what they share before believing both failed on their own. Common wiring, a common connector area and a common drip path from the same leak are far more likely. Trace the shared path, open the connectors and look for water, corrosion or dried product bridging pins. A single degraded command path can make an entire bay of healthy hardware look faulty at once.

Unplugging and replugging the connector fixed it. Is the cable still bad?

Probably, yes. When reseating clears a fault, what happened is that the mating surfaces scraped a film of oxide or dried product off each other. The contact is not repaired, it is briefly cleaned, and the film starts rebuilding the moment it is closed up again. The tell is that the gap between recurrences shortens each time. Treat a fault that reseating cures as a warning, not a repair, and deal with it before it strands the aircraft.

It only plays up on the first flight of the morning or right after a wash. Why?

That is water inside a connector. Overnight condensation, dew, or a wash-down that put a jet where a mist was expected leaves moisture across the pins, and it dries out as the day warms up. Replacing the line alone is only half the fix. Find where the water is getting in, whether that is a weeping fitting above the plug, a failed seal, a cracked cover, or a pressure washer being aimed into the bay, and correct that at the same time.

How do I tell this line apart from the other small cables in the spray bay?

By position and by matching it against what you removed, not by appearance. Several similar-looking leads live within a few inches of each other down there. Label both ends with tape before anything is unplugged, photograph the routing, then compare the new part to the old one on overall length, which connector is on which end, the pin count and the keying before it goes in. Confirm the material number on the label as the final check.

Can I cut out a damaged section and solder it, or extend it to route it differently?

No. Any joint you add in the middle of a signal run in the chemical zone becomes the next failure, because it is the one part of the cable without the factory jacket and seal protecting it. Extending the run also loses the drip loops and the clip positions the original was cut for. Fit the correct length as the factory routed it, reproduce the loops and the clips, and leave the cable unbroken end to end.

What should I check before the aircraft goes back to work after fitting one?

Run the full command sequence on the ground with clean water in the tank and a full nozzle set: start, stop, start again, rate up, rate down, several times over, while flexing the new run by hand. Then look at the routing once more with the arms folded and unfolded, and check the connector after the first wash-down of the day. A routing error shows itself in those two checks and almost nowhere else until it costs you a pass.