GRI PB-100-B Push Button Plunger Switch

Ensure reliable perimeter and equipment monitoring with the George Risk Industries PB-100-B Push Button Plunger Switch. Designed for security, alarm and access control applications, this plunger switch provides closed-loop (N.O.) signaling and a hermetically sealed contact for consistent performance in harsh environments. The adjustable screw plunger and 9/16" PB press-fit body let installers fine-tune actuation points for doors, cabinets, gates or sensor housings, reducing nuisance trips and maintenance calls.

Built for integrators and facilities managers, the PB-100-B includes 12" 22 AWG leads for straightforward wiring into control panels or alarm systems, plus spacers and mounting hardware to speed installation. Its recessed magnetic contact reduces the risk of tampering while delivering dependable monitoring for surveillance, intrusion detection, and access control projects. Manufactured in the U.S., the GRI plunger switch balances compact form factor with industrial-grade reliability.

Specify the PB-100-B when you need a robust, easy-to-install plunger & toggle switch that keeps your security, monitoring and alarm systems accurate and responsive. Add this George Risk plunger switch to your next installation or replace failing contacts to restore dependable protection.

• Reliable closed-loop monitoring: Normally-open (N.O.) design provides dependable alarm and access control signaling for security and surveillance systems.
• Weatherproof, hermetically sealed construction ensures long-term durability and resistance to moisture and contaminants in demanding environments.
• Precision actuation: adjustable screw plunger and 9/16" press-fit PB body allow accurate alignment and consistent contact operation.
• Faster installation: 12" 22 AWG leads and included spacers & mounting hardware simplify wiring and mounting on doors, gates, and enclosures.
• Compact, recessed magnetic contact minimizes tampering and supports discreet placement where covert monitoring is required.