Struthers-Dunn A275KXX90 Motor Reversing Contactor is a 275 Series device that reverses single‑phase motors by interlocking two 3PST‑NO DM contact sets, delivering 15 A per contact set with a 600 VAC maximum rating in a panel‑mount package. The 275 Series offers coil variants for 24 VAC, 120 VAC, and 24 VDC; for example, the 24 VAC variant A275KXX90-24A has a coil resistance of 4.8 Ω, while the 120 VAC and 24 VDC variants list 125 Ω. Typical applications include industrial door operators, hoists, and other equipment requiring reliable motor reversal in a compact, rugged design.
