Mobile robot drive (mecanum / omni chassis)
DJI designed it for small and medium mobile platforms and robots: 3 N·m continuous, 469 rpm at 24 V with position feedback through the C620 — the RoboMaster chassis wheel motor.
Manufacturer guidance
DJI (RoboMaster)
DJI RoboMaster M3508 P19 Gear Motor
DJI RoboMaster M3508 P19 is a brushless gear motor with a 3591/187 (≈ 19:1) planetary reducer and built-in position and temperature sensors, made for the C620 sine-drive ESC. At 24 V it gives 3 N·m rated, 4.5 N·m stall, 469 rpm rated and 482 rpm no-load, 0.3 N·m/A, 7 pole pairs, 0–50 °C. It has a Ø42 × 66.7 mm body, Ø10 mm D-shaft, 4 × M4 on Ø35 and weighs 365 g.
M3508 P19MotorPrice$125.00aifitlab.com · preorder
Buy at aifitlab.com Overview
Motor essentials
Facts about the complete product. Unknown values remain open design questions.
- Rated voltage
- 24 V
- No-load speed
- 482 RPM
- Stall torque
- 4.5 N·m
- Gear reduction
- 19.2:1
- Shaft diameter
- 10 mm
- Encoder
- built-in position sensor + temperature sensor (via C620)
A good fit for
Guidance to help you shortlist. The basis is shown for each recommendation.
No-load speed, rated performance and stall limits describe different operating points. A stall specification is not a continuous operating rating.
3D model & CAD
3D model & CAD files
Generated from the datasheet's dimensioned drawing and measured against it. Download the STEP to check fit in your own enclosure.
- Envelope (L × W × H)
- 42 × 42 × 94 mm
- Verification
- generated
- Envelope complete
- Yes
Mechanical interface
Mechanical output interface
The motor body, transmission and output shaft have separate roles in a mechanism.
- Motor type
- bldc
- Gear reduction
- 19.2:1
- Shaft diameter
- 10 mm
- Body diameter
- 42 mm
- Body length
- 66.7 mm
- Encoder
- built-in position sensor + temperature sensor (via C620)
- Phases
- 3
Reported body dimensions may exclude the shaft, terminals and other protrusions. Use the manufacturer drawing to establish the complete mounting and clearance envelope.
Specifications
Motor performance
No-load, rated-load and stall figures retain their separate test conditions.
- Rated voltage
- 24 V
- No-load speed
- 482 RPM
- No-load current
- 0.78 A
- Stall torque
- 4.5 N·m
- Stall current
- 2.5 A
- Continuous rated torque
- 3 N·m
- Rated-load speed
- 469 RPM
- Rated current
- 10 A
Stall torque and current are not continuous ratings. Check the duty cycle and starting load when choosing the driver and power supply.
Thermal limits by level
Product operating conditions, chip ambient ratings, package case limits and junction maxima remain separate.
Motor body
- Product operating range
- 0 to 50 °C
Mechanical dimensions
Reported product dimensions may exclude protruding components. Unknown height does not establish a complete clearance envelope.
- Length
- 42 mm
- Width
- 42 mm
- Reported height / thickness
- 94 mm
- Mounting hole records
- 4
Attached generated geometry is an approximate envelope. A generated outline does not establish an electrically verified PCB footprint.
Board connectors
| ID / type | Pins | Pitch | Notes |
|---|---|---|---|
| phase3-phase motor lead (to the ESC) | Unknown | Unknown | — |
| sensor7-pin sensor port with 7-pin cable (position, temperature, calibration data) | 7 | Unknown | — |
Complete structured record
Every available field, including details beyond the summaries. Null means the value has not been established.
Sourcing & files
Supplier offers
US / USD is the target market. Observed price and stock are separate from a delivery quote.
aifitlab.com
US · USD
$125.00Minimum quantity unknown
- Observed stock
- preorder
- Checked
- Oct 18, 2026, 07:20 AM UTC
- Delivery estimate
- Not quoted
This observation is stale or has no verified check time. Recheck with the supplier.
Visit supplier (opens in a new tab)Delivery depends on quantity, postal code and shipping method. A dispatch statement such as “ship today” is not an arrival estimate.
Design files and references
Each source keeps its own verification status. Confirm the part revision and file contents before using it in a design.
Datasheet (opens in a new tab)
Manufacturer reference
DJI RoboMaster M3508 P19 — product photo (opens in a new tab)
Unverified reference
inspected: DJI render, black cylindrical motor with RoboMaster logo, silver gearbox ring and steel output shaft; matches the drawing. Distributor-hosted maker render.
STEP (generated from datasheet drawing) — link unavailable
Generated asset
cad_check passed
Generated envelope geometry may also exist for this record. It does not replace manufacturer CAD or a verified electrical land pattern.
Source evidence
Document provenance, retrieval dates and the field groups supported by each source.
Supports: spec.constraints.electrical.supply_voltage_nominal_v, spec.constraints.thermal.operating_temp_max_c, spec.constraints.thermal.operating_temp_min_c, spec.geometry.body_diameter_mm, spec.geometry.body_length_mm, spec.geometry.cad.bbox.height_mm, spec.geometry.cad.bbox.length_mm, spec.geometry.cad.bbox.width_mm, spec.geometry.cad.envelope_complete, spec.geometry.cad.mesh_path, spec.geometry.cad.step_path, spec.geometry.cad.verification, spec.geometry.dimensions.height_mm, spec.geometry.dimensions.length_mm, spec.geometry.dimensions.width_mm, spec.geometry.mounting_holes, spec.geometry.other.weight_g, spec.geometry.shaft_diameter_mm, spec.geometry.shaft_extension_mm, spec.provides.features, spec.provides.feedback, spec.provides.gear_ratio, spec.provides.motor_type, spec.provides.no_load_speed_rpm, spec.provides.output_type, spec.provides.rated_speed_rpm, spec.provides.rated_torque_nm, spec.provides.stall_torque_nm, spec.usage.connectors, spec.usage.pinout, spec.usage.pinout_complete, spec.usage.requirements.no_load_current_a, spec.usage.requirements.other.winding_inductance_mh, spec.usage.requirements.other.winding_resistance_ohm, spec.usage.requirements.phases, spec.usage.requirements.rated_current_a, spec.usage.requirements.rated_voltage_v, spec.usage.requirements.stall_current_a
sha256 ca85dbade86be2c8861a14ea7318f1080c651fe427a395a23a766a075797a4de
Supports: offers
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FAQ
DJI RoboMaster M3508 P19 Gear Motor questions
How much does the DJI RoboMaster M3508 P19 Gear Motor cost?
From $125 at aifitlab.com. Prices are observed unit prices before tax and shipping.
What are the DJI RoboMaster M3508 P19 Gear Motor dimensions?
42 × 42 × 94 mm. A STEP model is available for enclosure fit checks.
Where does this DJI RoboMaster M3508 P19 Gear Motor data come from?
Every value in this record is traced to a source — 2 documents including the board and chip datasheets — with the page and table cited per value. Unknowns are left explicit, never guessed.
Sources
- DJI RoboMaster M3508 P19 Gear Motor datasheet — DJI (RoboMaster)
- aifitlab.com listing