The Square D AMP QMB PANELBOARD SWITCH 240 VAC 3 PHASE 60 HP QMB-324 is a sensor/switch from 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 240 VAC, 200 AMP, 3 PHASE. It is commonly in OEM equipment and MRO replacement for sensing and control circuits.
