This Square D AMP QMB BRANCH SWITCH 600 VAC 3∅ 3 POLE 150 HP QMB364W is a sensor/switch manufactured by Square D. It senses object presence, distance, or position (or switches an electrical circuit) and converts that into an output signal for machine control or monitoring. Key specifications noted on this listing include 600 VAC, 200 AMP, 3 POLE. It is commonly in process monitoring and machine safety or positioning applications.
