Home > Product > Fixed-Wing Motors > BGS-FW335B 425KV 1.6KG Payload Drone motor for Fixed-wing unmanned aerial vehicle
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Fixed-Wing Motors

BGS-FW335B 425KV 1.6KG Payload Drone motor for Fixed-wing unmanned aerial vehicle

Product Number:FW335B
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The KV425 brushless motor features 12N14P slot-pole design and low internal resistance. It supports stable 60A max current with 6S-8S LiPo power supply for medium-sized fixed-wing UAVs.
  • Motor dimensions

    39*76.5mm

  • Number of slots

    12N14P

  • Copper wire grade

    200℃

  • Shaft diameter

    5mm

  • Motor weight

    260g

  • Service life

    >1000h

Technical Specifications
AX335-B Basic Data
Test Model:KV425Shaft Diameter5mm
Weight260gRecommended Lipo Battery / Voltage6S-8S
Motor Dimensions39*76.5No-load Current (10V)1.7A
Internal Resistance (with Wires)50mMaximum Current (180s)60A
Lead SpecificationEnameled Wire * 120mmMaximum Power (180s)1500W (8S)
Slot/Pole Configuration12N14PRecommended ESC/Propeller60A(6S)/60A(8S)/12*20



Basic Data
MODELKV Valuemaximum  powerMaximum  currentpullEfficiencyApplicable bladesNumber of batteriesAdapt to electric adjustment
BGS-FW335KVWAgg/W/SA
425773.1335.6910451.35 APC 12*2080 
4251594.8455.4516471.03 APC 12*20100 



test data
ModelacceleratorVoltagePulling ForceTorqueCurrentspeedPowerEfficiencyMotor temperature
BGS-FW335-425KV    12*20%VgN.mArpmWg/W
40.%22.172020.1613.24313171.822.8296
45.%22.152550.2004.40350597.522.62
50.%22.133080.2525.973902132.152.33
55.%22.103800.3007.744272171.132.22
60.%22.084320.3459.444599208.472.07
65.%22.044930.39311.454896252.331.95
70.%22.015510.43813.535198297.781.85
75.%21.976290.50216.485566362.031.74
80.%21.927020.55919.425880425.561.65
90.%21.818560.67926.416509575.931.49
100.%21.6610450.82535.697163773.131.35
BGS-FW335-425KV    12*2040.%29.563410.2885.254123155.132.20197
45.%29.524190.3467.084562208.892.01
50.%29.495070.4139.184979270.671.87
55.%29.465910.47511.365375334.511.77
60.%29.426720.54413.935752409.671.64
65.%29.357950.64217.906260525.411.51
70.%29.299210.74022.136703648.091.42
75.%29.2210400.83326.737131781.071.33
80.%29.1511540.91931.007503903.781.28
90.%28.9813891.10841.8782421213.351.14
100.%28.7616471.31155.4589851594.841.03


drawing

固定翼应用.jpg

The 335B Brushless Outrunner Motor is designed for lightweight fixed-wing UAVs, RC aircraft, and small VTOL platforms, delivering efficient power output and smooth flight performance. Available in 425KV, it provides up to 1.6 kg of maximum thrust when paired with the recommended propeller and ESC. Optimized for 3–6S LiPo battery systems, it features a high-efficiency magnetic circuit, precision-balanced rotor, and premium bearings to ensure low vibration, low noise, and extended service life. Ideal for lightweight fixed-wing drones, FPV aircraft, trainer airplanes, gliders, and small VTOL UAVs. Custom shaft dimensions, cable length, and mounting configurations are available to support OEM and ODM requirements.

固定翼图片2.png

Compared with multirotor aircraft, fixed-wing UAVs typically operate for longer durations, fly over greater distances, and maintain higher cruising speeds. These mission profiles place greater demands on propulsion efficiency and continuous power output. BGS motors are optimized to operate efficiently across a wide RPM range, helping improve flight endurance while maintaining stable performance throughout extended missions.

Each motor is manufactured using high-grade permanent magnets, precision CNC-machined aluminum components, premium bearings, and high-temperature copper windings. The lightweight yet robust structure reduces overall aircraft weight while ensuring excellent mechanical strength and vibration resistance, even under continuous high-load operation.

Our fixed-wing UAV motors are compatible with various propeller sizes, ESC configurations, and battery systems, allowing seamless integration into different aircraft platforms. Whether used in hand-launched UAVs, VTOL fixed-wing aircraft, mapping drones, surveillance systems, environmental monitoring platforms, or long-range logistics UAVs, they deliver dependable propulsion and smooth flight characteristics.

To meet diverse project requirements, BGS also offers OEM and ODM customization services, including KV value adjustment, shaft configuration, mounting dimensions, winding optimization, waterproof protection, and other application-specific modifications. Every motor undergoes rigorous quality inspection and dynamic balancing before shipment to ensure consistent performance, low vibration, and reliable operation in demanding environments.

Built for efficiency, durability, and precision, BGS fixed-wing UAV motors provide a dependable propulsion solution for next-generation autonomous and industrial UAV applications.



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