4xxx SERIES

RCD 4215 Brushless Motor

A high-power 4215 brushless motor for 10-15 inch FPV platforms, available in 380KV and 420KV options for 6S-12S battery systems.

380KV
420KV
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RCD 4215 Brushless Motor for FPV
SPECIFICATIONS
Model4215
KV Options380KV / 420KV
Rated Voltage6-12S
No-load Current1.2A / 10V
Stator Size (mm)Φ
Slots/Poles (N/P)12/14
Recommended Propeller10''-15''
Motor Dimensions49 * 33.9 mm
Motor Weight250 g
Wire750mm, #14 AWG Silicone Wire
Mounting Pattern19 x 19 mm, M3

Performance Testing Data

4215-380KV

Test Propeller: HQ13X9X3

Throttle %SpeedRPMVoltageVCurrentAThrustgTorqueN·mIR Temp°CElectric powerWShaft powerWMotor Efficiencyg/WPropeller efficiencyg/WSystem efficiencyg/W
10%502.66733.4780.048100.00438.11.6070.21113.1347.3936.223
20%196833.4820.6261630.05637.520.9611.54155.06214.1247.777
30%3190.733.4822.0735560.1423769.40847.44668.35811.7198.011
40%4431.63633.4855.00411030.26836.8167.559124.37374.2268.8686.583
50%5546.63633.4859.68517620.42337.2324.302245.69675.7617.1715.433
60%6520.63633.47815.88324720.58938.3531.731402.19275.6386.1464.649
70%7472.27333.48124.71932960.840.3827.617625.99675.6385.2653.983
80%8358.54533.48134.63340480.96944.31159.547848.1773.1474.7733.491
90%9110.09133.4847.76949351.17351.11599.3061119.0569.9714.413.086
100%923933.48251.55251211.22759.11726.0641187.1368.7774.3142.967

The measurements are from RCD load-test records. Results may vary with battery, propeller, environment, and installation conditions.

Customization Options

  • Electrical Performance

    We can evaluate KV options and related electrical configurations based on your battery, ESC, propeller, and performance requirements.

  • Mechanical Configuration

    Discuss motor dimensions, mounting patterns, shaft diameter, and shaft length to help ensure compatibility with your airframe and installation requirements.

  • Appearance & Branding

    Customize the motor’s color and finish, and discuss logo placement, product engraving, and packaging options to align with your project or brand identity.

  • Lead Wire & Connection

    Configure lead wire length, wire gauge, wire exit direction, and connector options to suit your aircraft’s wiring layout and integration needs.

Choose a standard configuration or discuss adjustments for your project.

  • Standard Product

    For projects that match an existing model and configuration.

    • Choose from available motor models and KV options.
    • Review published specifications and test data.
    • Contact us to confirm pricing, availability, and lead time.
    Browse All Motors 

  • Custom Project

    For projects that require changes to performance, appearance, or connections.

    • Tell us about your platform and the changes you need.
    • Share your target specifications, drawings, or reference images.
    • Our engineering team will review feasibility before we prepare a quotation.
    Discuss a Custom Option 

Customization Process

Contact & Share Your Requirements

Tell us about your application, target specifications, and requested customizations.

Engineering Evaluation

Our engineering team reviews feasibility, compatibility, and any required validation.

Quotation

We prepare a quotation and estimated timeline based on the confirmed configuration, quantity, and delivery requirements.

Sample Confirmation

Review and confirm the sample’s specifications, appearance, and performance.

Production & Delivery

Once the sample is approved, we proceed with production and deliver according to the agreed schedule.