50780.136.BL3 : Heat & Smoke Detector, Wireless UL-Certified

FireProtect 2 RB (Heat/Smoke) UL Jeweller – Model 50780.136.BL3 | Wireless UL-Certified Heat & Smoke Detector with Replaceable Batteries

The FireProtect 2 RB (Heat/Smoke) UL Jeweller is a next-generation wireless fire detector engineered for professional-grade residential, commercial, and industrial fire protection. Built to meet UL/ULC life safety standards, it combines dual-spectrum smoke detection, advanced heat sensing, long-range encrypted wireless communication, and an integrated 85 dB siren. Designed for seamless deployment in high-security environments, it integrates fully with Ajax alarm ecosystems to provide fast, reliable fire detection and synchronized system-wide alerts.

Product Features

• Dual detection: double-spectrum optical smoke sensor + heat sensor
• High-temperature alarm: triggers at temperatures above 135 °F
• UL/ULC certified performance for heat and smoke detection
• Wireless Jeweller communication with up to 5,550 ft open-air range
• Encrypted, interference-resistant communication with frequency hopping
• Replaceable batteries (2 × CR123A) providing up to 5 years of operation
• 85 dB built-in siren for local fire alerts
• Supports interconnected alarms—all detectors sound within 20 seconds
• Front-panel button for smoke chamber testing and silencing alarms
• LED status indicators for fire, fault, chamber contamination, or battery issues
• Patented dust/insect-resistant smoke chamber for long-term stability
• Remote control, diagnostics, and configuration through Ajax apps
• Tamper protection and device authentication to prevent spoofing
• Indoor installation with SmartBracket mounting system