The VWDIR20 AC gearmotors from Bison Gear & Engineering Corp. (St. Charles, IL) are rated 1/4 hp (186 watts) at 115V, 60 Hz. The compact, integral gear reducers feature a phenolic high speed gear for low noise and steel gearing in subsequent stages, with ratios ranging from 14:1 to 286:1. Continuous torque ratings range from 100 to 600 in-lbs (11.3 to 67.8 N-m).
The gearmotors feature built-in face and fount mounting, with overhung load (OHL) capability up to 300 lb (136.4 kg).
The VWDIR line now includes right angle, parallel shaft and offset parallel shaft designs utilizing AC, DC and universal motors from 1/30 to 1/2 horsepower (25 to 373 watts), with fixed output speeds from 1.5 to 181 RPM and continuous torque ratings up to 800 in-lbs (90.4 N-m).