Square D 8501KPR13P14V20, Relay, Relay Relay, Relay Relay, 8501K Series, 10 A, 1 hp at 277 VAC,0.33 hp at 120 VAC Power, 3 Form C 3PDT Contact Form, 3 A Contact, 11 Pins, Socket Mounting, Tubular Terminal, -40 to 55 deg F, 2.66 in H x 1.4 in W x 1.4 in D Dimensions