The Securitron M34RBD Magnalock is a recessed electromagnetic lock designed to provide strong security with a holding force of 600 lbs. It features a magnetic bond sensor and a door position switch for enhanced monitoring. This lock offers automatic dual voltage operation (12VDC or 24VDC) without needing any field adjustments, ensuring easy installation and use. It consumes 320mA at 12V DC or 170mA at 24V DC, optimizing power efficiency. The instant release circuit guarantees no residual magnetism. Secure your doors confidently with this reliable and versatile lock.