The Power 25 is designed to deliver clean and quiet power for 25-size glow engine for sport and scale airplanes weighing 3 to 5.5 pounds (1.4 to 2.5 kilograms), 15-size 3D airplanes up to 3.5 pounds (1.6 kilograms), or models requiring up to 600 watts of power. It's an especially good match for 4- to 5-pound scale airplanes on the market and models such as the Sig Kadet LT-25, Sig Frazer, Lanier Extra 3.25, Global Tequila Sunrise 25 and Great Planes Taylorcraft 20.
40–45A brushless ESC
3S–4S Li-Po or 10- to 14-cell Ni-MH/Ni-Cd
11x8 to 14x7 prop
TypeBrushless outrunnerSizeReplacement for 25-size glow engineBearings or BushingsOne 5 x 14 x 5mm Bearing, and Two 5 x 11 x 4mm BearingsWire Gauge14Recommended Prop Range11x8 to 14x7Voltage12–16.8RPM/Volt (Kv)870Resistance (Ri).03 ohmsIdle Current (Io)2.40A @ 10VContinuous Current32AMaximum Burst Current44A (15 sec)Cells3S-4S Li-Po or 10–14 Ni-MH/Ni-CdSpeed Control40–45A brushlessWeight190 g (6.7 oz)Overall Diameter35mm (1.40 in)Shaft Diameter5mm (.20 in)Overall Length54mm (2.10 in)