GRI 4532D-48 Miniature Overhead Door Switch with 48" Armor Cable Lead

Protect overhead and commercial doors with a rugged, low-profile magnetic contact designed for reliable security and monitoring. The George Risk Industries 4532D-48 miniature overhead door switch combines a cast-aluminum housing and hermetically sealed reed contacts to deliver dependable performance in harsh environments. Its 48" stainless-steel armored cable keeps wiring safe from moisture and tampering, while the wide working gap (up to 3") and DPDT (Form C) contact configuration make the switch compatible with most alarm panels and surveillance systems.

Built for installers and facilities managers, the 4532D-48 installs without redrilling, fits tight mounting angles with a universal magnet, and resists sticking or freezing thanks to plated contacts. Optional built-in EOL resistors or diodes and available bracket mounting give flexibility for complex security and access control setups. Backed by a lifetime warranty, this George Risk Industries magnetic contact is ideal for perimeter security, video surveillance triggers, and door position monitoring. Add the 4532D-48 to your security system for low-maintenance, high-reliability protection—order today or contact us for installation guidance.

• Reliable perimeter protection for overhead and commercial doors, improving security monitoring and reducing false alarms
• 48" stainless-steel armored cable protects wiring from weather and tampering for long-term outdoor use
• Low-profile cast-aluminum housing withstands harsh environments and simplifies installation without redrilling
• Wide operating gap (up to 3") and DPDT (Form C) contacts ensure compatibility with a variety of control panels and surveillance systems
• Hermetically sealed, plated contacts resist sticking/freezing and include lifetime warranty for dependable performance