The ADI PRO 0E-2541WGW5 magnetic contact delivers professional-grade security monitoring for residential and commercial applications. This high-impact screw-mount contact features crush-resistant housing and precision reed switch technology, offering dependable intrusion detection for doors and windows. With a generous 0.85-inch operating gap and compatibility with 18-24 AWG wiring, these contacts provide flexible installation options. Each package includes 5 complete sets with mounting screws, covers, and spacers for streamlined installation. The closed-loop, normally open (N.O.) design ensures reliable performance in various security system configurations. These durable contacts combine robust construction with consistent operation, making them an excellent choice for security professionals seeking long-lasting, reliable door and window monitoring solutions.