Square D 8736-SEO-2 Three-Phase Motor Starter Contactor

Square D's 8736-SEO-2 is a three-pole, NEMA Type S reversing motor starter (Size 3) in an open, horizontal configuration designed to start and reverse three‑phase motors. It uses a 120 V AC control coil and includes a Motor Logic solid-state overload relay (SSOLR) for integrated protection. Rated up to 90 A, it delivers up to 50 HP at 575 VAC and supports a short-circuit current rating up to 100 kA SCCR, making it suitable for medium‑ to high‑power industrial applications. As part of the Type S family, the 8736 starters typically pair a Class 8502 contactor with a Class 8536 starter, and the SEO‑2 variant is designed for open installations with reversing capability and TAAs open styling, featuring three poles, 120 VAC control voltage, and three‑phase operation.