Seco-Larm SM-226L-3Q Magnetic Contact for Overhead Doors with 3 Wires

The SM-226L-3Q Seco-Larm Overhead Door Mount N.C. Magnetic Contact is a must-have for any DIY home security system. This product is designed for easy installation and comes with three wires for N.O./N.C. applications. It boasts excellent build quality, reliable connectivity, and great customer support from Seco-Larm, making it one of the best DIY Home Security Systems on the market. Get your pack today and secure your home with ease!