

SESM4105LQW
Use the Seco-Larm Enforcer Steel Door Magnetic Contact, 3/4" Recessed (18" wire leads) to discreetly monitor a steel door or window. Made out of high-impact ABS plastic, the switch and magnet feature one-piece, durable construction, 18-inch wire leads, and side ribs to fit snugly into the mounting holes. The contact is designed for closed loop circuits and has an operation gap of one inch. Plus, the contact reed switch is SPST and iridium-plated, ensuring a high melting point with Vickers hardness, resulting in higher handling power and long life.