The B40 series motors are a high efficiency 2-pole In-Runner design. High RPM and Low resistance make these motors perfect for small Helicopters, Pylon Racers and small Boats with direct drive.

Designed for 8-12 cell Medium sized R/C models. Typically used as a high performance upgrade for the "600" sized "Can Motor" power systems. The 4.4:1 Planetary Gearbox incorporates Ceramic bearings for low friction and long life. Available in both Geared and Direct Drive. Used in Sport Helicopters, Competition Gliders and Scale Models.

Using a special 4.4:1 planetary gearbox from MAXON (Switzerland) this motor series is ideal for high powered Competition Gliders. This gearbox incorporates Ceramic bearings for low friction and long life.