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6 Circuit Class B (Style Y)
Integral LED blinks green each time it receives a communication and turns red when activated
With support for Class A (Style Z) wiring
These products are electrically backward compatible with the previous generation of SpectrAlert notification appliances
ensuring clarity and accessibility for all users
Siemens HFPT-11 (500-033380) Plug-In Two-Wire Thermal Detector VSP-005 6 Circuit Class B (StyleSiemens HFPT 11 (500 033380) Plug In Two Wire Thermal Detector is compatible with FireFinder XLS and FS 250 control panel families (Replaced by OH921) The HFPT 11 features a microprocessor chip and highly stable solid state electronic circuitry technology.
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