The Square D QMB-324 SER D2 200A 200 AMP FUSIBLE PANELBOARD SWITCH w HARDWARE 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 200A, 200 AMP. It is commonly in production lines requiring accurate detection or operator control.
