Product Details
The Siemens HI121 is a Conventional plug-in Heat Detector.
Alarm Temp: 135ºF (57ºC)
COMPATIBLE BASES and ACCESSORIES:
— TM121 Test Magnet
— DB-11 Low-Profile Surface-Mount Base
— DB-11E Smaller-Diameter Detector Base
— RR-11 Relay Module
p/n S54372-F3-A1