The Grainger 16N111 is a 1/2 HP, 115V, 1725 RPM, 56C frame, open drip proof, single phase, ball bearing electric motor. It has a 1/2" diameter shaft and measures approximately 9-1/2" long by 5-3/4" wide. This motor can be used for a variety of light industrial applications and has a thermally protected enclosure. It requires a minimum 12 gauge wire and 30 amp circuit breaker. The 16N111 has a 1 year warranty.