3115 KV 400 (12S) / KV 900 (6S) BLDC Drone Motor

The Fundamentals:

1. Recommended Props: 10 inch

2. Recommended ESC: Flameback 60A 6-12S

3. Max Thrust: 3.8 Kg

4. Hover Thrust (~50% throttle): 1.5 Kg

5. Operating Voltage: 6S (KV 900) / 12S (KV 400)

6. Max Current: 50A

The FBT 3115 is a Pocket Rocket!

The 31×15 stator architecture delivers a strong torque foundation within a compact form factor, making it well suited for multirotors, VTOL platforms, mapping and surveillance UAVs, and other applications where responsive throttle control and high power-to-weight performance are critical.

3115 KV 900 6S

Compact. Responsive. Built for dynamic UAV propulsion.

The KV 900 version  is engineered for agile UAV platforms that demand a precise balance of power, responsiveness, and compact propulsion performance.

3115 KV 400 12S

High-voltage efficiency. Substantial lift. Built for demanding UAV platforms.

The KV 400 version is engineered for high-voltage UAV propulsion systems where efficient power delivery, sustained lift, and controlled current draw are critical.