GRI TS-40 3/8" Diameter Recessed Tamper/Plunger Switch, Adjustable, Reed Plunger with Screw Down Flange, SPDT

Engineered for reliable tamper monitoring in compact openings, the George Risk Industries TS-40 recessed tamper/plunger switch delivers precision security protection where space is limited. This plunger switch features a 3/8" diameter body ideal for narrow door and window frames and an adjustable plunger travel from 1/4" to 1/2" so you can fine-tune actuation and minimize nuisance alarms. Hermetically sealed contacts and stainless steel construction resist corrosion, sticking and freezing—ensuring consistent performance in harsh environments. The SPDT configuration gives integrators flexible wiring options for most alarm and surveillance panels, while the screw-down oval flange and 12" #22AWG leads make retrofits fast and dependable. Designed to replace older mechanical tampers, the TS-40 improves tamper detection reliability and reduces maintenance downtime for security, access control, and monitoring applications. Backed by a lifetime limited warranty, it’s a durable choice for commercial and institutional security installations. Specify the George Risk TS-40 for tighter spaces and reliable tamper sensing—order now for your next surveillance or monitoring project.

• Compact 3/8" diameter fits tight door and window frames for discreet tamper detection
• Adjustable plunger (1/4"–1/2") allows precise alignment to reduce false alarms and ease installation
• Hermetically sealed stainless steel construction resists corrosion, sticking and freezing for dependable long-term monitoring
• SPDT contact provides versatile integration with alarm panels and surveillance systems
• Screw-down oval flange and 12" #22AWG leads simplify retrofits and ensure secure mounting in existing hardware
• Lifetime limited warranty provides long-term confidence and reduced lifecycle cost