The Allen-Bradley 1494G-BF3J6-98 REV C-D 30A 30 AMP FUSIBLE SAFETY DISCONNECT SWITCH is a sensor/switch from Allen-Bradley. 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 30A, 30 AMP. It is commonly in OEM equipment and MRO replacement for sensing and control circuits.
