Ruskin | sku: 425291 Ruskin 120v 2 Positon S/R Auxilary Switch 177inlb RUSKIN 120V 2 Positon S/R Auxilary Switch 177Inlbelectric On/Off spring return actuator designed for factory mounting on damper up to 36 sq. ft. with blade and jamb sealsCan be mounted directly to... Log in for pricing