Thomas & Betts EXP12N50E402L25X402R Hazardous Transfer Switch Box

The EXP12N50E402L25X402R Hazardous Location Transfer Switch Box from Thomas & Betts (ABB) automatically transfers emergency lighting circuits between normal and emergency 12 VDC power, housed in a heavy-duty cast metal explosionproof enclosure. As part of the EXP Hazardous Transfer Panel series, this surface-mount device is designed for hazardous locations in indoor and outdoor industrial installations. It is UL Listed and CSA Certified (configuration dependent) and is commonly used in oil & gas facilities, refineries, chemical plants, marine installations, mining operations, and other hazardous-location emergency lighting systems requiring reliable power transfer during outages.