This Square D AMP FUSED SAFETY SWITCH 600 VAC 3 PHASE 500 HP TYPE 3R H367AWK 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, 800 AMP, 3 PHASE. It is commonly in factory automation and machine control retrofits.
