Potter CF-135W Thermoflex Fixed Temperature Heat Detector

Protect critical spaces with dependable fixed-temperature detection using the Potter Electric Signal, LLC CF-135W Thermoflex heat detector. Built as a dedicated 135°F (57°C) fixed-temperature unit, the CF-135W provides consistent, low-maintenance fire detection ideal for areas where smoke detectors aren’t suitable—mechanical rooms, kitchens, electrical closets and other high-heat environments. The detector’s spring-loaded plunger with a fusible alloy release delivers mechanical reliability, while contact ratings up to 3A at 125 VAC ensure straightforward integration with fire alarm panels, security and monitoring systems. With approved spacing up to 40 ft on unobstructed ceilings and UL/ULC listing, this wired heat detector meets commercial compliance needs and simplifies system design for installers and facility managers. Engineered for hazardous and moisture-prone applications, the CF-135W supports durable performance in challenging conditions as part of a comprehensive physical security or surveillance-linked fire protection strategy. Specify the CF-135W for reliable fire detection where speed, accuracy, and code-compliant performance matter—order now for your next installation.

• Provides dependable fixed-temperature fire detection at 135°F (57°C) to reduce risk and protect assets in critical spaces
• Simple, reliable mechanical operation with fusible-alloy plunger for consistent activation and fewer nuisance alarms
• Robust contact ratings (3A @ 125 VAC, 1A @ 28 VDC) for seamless integration with fire panels and security/monitoring systems
• Designed for harsh and hazardous locations, including moisture-prone environments, for broader installation versatility
• UL and ULC listed for compliance and peace of mind in commercial and industrial fire detection applications