RCINPOWER AOS Supernova 4220 350KV Brushless FPV Drone Motor

The AOS Supernova 4220 350KV is a heavy-lift and X-class brushless motor engineered by Chris Rosser for maximum efficiency, responsiveness, and control. Designed specifically for 13-inch propellers and larger on 6S to 8S LiPo battery configurations, it utilizes advanced finite element magnetic simulations to deliver class-leading torque and high power output for large aerial platforms, long-range rigs, and heavy payloads.

Check out all our 42XX Motors and the rest of our RCINPOWER Collection!

Features:

• Engineered specifically from the ground up as a heavy-lift and X-class motor optimized for 13-inch and larger propellers.

• Powered by advanced magnetic FEA simulation for maximum torque, rapid throttle response, and superior thermal stability.

• High thrust output reaching up to 7,201g when paired with 15-inch props on 8S voltage setups.

• Versatile propeller mounting options supporting both 6mm hollow shafts and 12x12mm bolt patterns.

• Premium CNC-machined aluminum structure built to handle heavy-duty operational loads and demanding environments.

Specifications:

• Stator Size: 4220

• KV Rating: 350KV

• Configuration: 12N14P

• Input Voltage: 6S–8S LiPo

• Dimensions: 52.5 mm x 40.9 mm

• Shaft Diameter: 6 mm (Hollow Shaft)

• Shaft Length: 23.7 mm

• Propeller Mounting: 6mm Shaft or 12x12mm M3 Bolt Pattern

• Motor Mounting Pattern: 30x30mm (M4)

• Internal Resistance: 43 mΩ

• Max Current: 76.5A

• Max Power: 2448W

• Max Thrust: 7201g (HQProp 15x8.5x3 at 32V)

• Weight: 330 g (with 3cm wires)

Package Includes:

• 1 x AOS Supernova 4220 350KV Brushless Motor

• 1 x Mounting Screw Set