TAMPER SWITCH - TECHNICAL

🔧 Product Overview

A Tamper Switch is an electromechanical device used to monitor the position of valves in fire protection systems. It detects unauthorized or accidental movement of the valve handle and sends a signal to the fire alarm control panel. Tamper switches are essential for ensuring system integrity and compliance with fire safety standards.


📊 Specifications

  • Type: Supervisory Tamper Switch (for OS&Y and Butterfly Valves)

  • Contact Rating: 10A @ 125/250 VAC; 2A @ 30 VDC

  • Switch Type: SPDT (Single Pole Double Throw)

  • Housing: Weatherproof, corrosion-resistant enclosure

  • Conduit Entry: 1/2″ NPT or metric options

  • Mounting: Adjustable bracket for various valve types

  • Wire Leads: Pre-wired or terminal block options

  • Certifications: UL Listed, FM Approved

  • Standards: NFPA 72, UL 346


🌍 Applications

  • Fire sprinkler systems

  • Valve supervision in fire protection networks

  • Monitoring of OS&Y and Butterfly valves

  • Integration with fire alarm control panels

  • Industrial and commercial fire safety systems


🏷️ Available Brands

  • Mech

  • Potter

  • Safe Signal


Key Features

  • Detects unauthorized valve movement

  • Sends immediate supervisory signal

  • Durable and weather-resistant housing

  • Easy installation and adjustment

  • Compatible with multiple valve types