{"product_id":"kidde-fenwal-12-f27121-020-10-detect-a-fire-vertical-detector-new-in-box","title":"Kidde-Fenwal 12-F27121-020-10 DETECT-A-FIRE Vertical Detector (NEW IN BOX)","description":"\u003cp\u003eKidde-Fenwal 12-F27121-020-10 DETECT-A-FIRE Vertical Detector - This high-performance thermal sensing unit provides rapid, reliable fire detection for mission-critical life safety environments. Engineered for precision, it utilizes a rate-compensation principle to minimize false alarms while ensuring immediate reaction to hazardous temperature increases - Vertical mounting configuration - Hermetically sealed stainless steel housing - 140°F response temperature rating - UL listed reliability - Factory calibrated sensing element\u003c\/p\u003e\u003cp\u003eCompared to standard fixed-temperature sensors, the Kidde-Fenwal 12-F27121-020-10 offers superior performance by eliminating the lag time typically associated with heat accumulation. While conventional detectors often require a high thermal mass to trigger, this advanced vertical model responds the moment the surrounding air reaches the set point, providing a significant safety advantage in industrial and commercial settings.\u003c\/p\u003e\u003ch3\u003eAdvanced Thermal Detection Engineering\u003c\/h3\u003e\u003cp\u003eThe core technology driving this detector is its unique rate-compensation design, which ignores transient temperature fluctuations that might otherwise trigger a nuisance alarm. By decoupling the sensing mechanism from the outer shell, the device reacts strictly to the ambient heat level, ensuring consistent operation even in environments with varying climate conditions. This robust construction makes it an essential component for fire alarm systems requiring high-reliability, long-term stability without the need for frequent recalibration.\u003c\/p\u003e","brand":"Kidde-Fenwal","offers":[{"title":"Default Title","offer_id":53305418973478,"sku":"101332804523","price":269.96,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0902\/3789\/4950\/files\/medium_f9e0bbf3-6987-4423-a5c9-8fe3579aa713.jpg?v=1780708194","url":"https:\/\/firealarmstore.com\/products\/kidde-fenwal-12-f27121-020-10-detect-a-fire-vertical-detector-new-in-box","provider":"Incendico Fire Alarm Store","version":"1.0","type":"link"}