Siemens Dual Optical/Heat/Carbon Monoxide Detector - Model OOHC941 (S54320-F8-A2) Model OOHC941 is an advanced, multi-criteria Fire / CO detector that incorporates a redundant optical/thermal sensor.   The OOHC941 provides 26 user-friendly,...

Siemens Photo Detector - Model HFPO-11 (500-034800)  For Use with FS250 Only NO LONGER MANUFACTURED - ONCE STOCK IS DEPLETED THIS ITEM WILL NO LONGER BE AVAILABLE!

Siemens Optical Smoke Detector - Model OP921 (S54320-F4-A2)

Siemens Optical and Thermal Detector - Model OH921 (S54320-F6-A2)

Siemens 5' Sampling Tube - Model ST-50 (500-649712)

Siemens Manual Station - Dual Action - Model HMS-D (500-033400) Constructed of durable, molded, polycarbonate material that is matte finished in red with raised white lettering.   

Siemens 2.5' Sampling Tube - Model ST-25

Siemens Duct Housing - 2 Wire with Relay - Model FDBZ492-HR, (S54319-B23-A1)

Siemens Manual Pull Station - Model MS-151 (500-688458) N.O., SPST

Siemens Single Input Monitor Module With Relay - Model HTRI-R #500-033300

Siemens Intelligent Device Loop Card for Module Systems - Model XDLC (S54430-B8-A1)  

Siemens Duct Housing - 2 Wire with Relay - Model FDBZ492-HR, (S54319-B23-A1) New in Factory Sealed Box

Siemens Mini Single Input Module - Model HTRI-M (500-034000)

Siemens Manual Station - Single Action - Model HMS-S (500-033200) Constructed of durable, molded, polycarbonate material that is matte finished in red with raised white lettering.

Siemens Dual Optical / Heat Detector - Model OOH941 (S54320-F7-A2) The OOH941 is an advanced, flexible, multi-criteria fire detector that incorporates a redundant optical / thermal sensor.     This detector...

Siemens Dual Input Monitor Module - Model HTRI-D (500-033360)

Siemens Horn, 75 CD, Weatherproof, Red - Model AS-75-R-WP, (500-636016)

Siemens 50 Pt System Main Board - Siemens FCM901-U3 (S54433-B101-A1)

Siemens (8) Switch Module - Model SCM-8 (500-033040)  Mounts to ID-MP  

Z Strobe Multi-Candela Wall Mount  Color:  Red

Siemens Z Strobe, Multi-Candela, Ceiling Mount, Red - Model ZR-MC-CR, (500-636173)

Siemens Adapter Plate - Model DB-ADPT (500-094187) DB-11 to DB-3 Base Adapter

Siemens Remote Test Switch - Model FDBZ492-RTL, (S54319-S27-A1) Remote Test Lamp and Key Switch for Manual Testing of FDBZ492-R, FDBZ492-HR, FDBZ492-RP Duct Detectors      

Siemens Rate of Rise / Fixed Temperature 135F Degree Detector - Model DT-135R (500-019614)

Siemens MXL Addressable Device Line Card for XLS - Model MLC (2 Loop/60 Devices Per Loop)

Siemens Interface Mod Package - Model TRI-B6M (500-894546) Warning:    This item is being phased out by the manufacturer.     If you believe that you may need these for current or...

Siemens Intelligent Manual Pull Station - Model MSI-20B (500-893081) Double Action

Siemens Intelligent Control Point - Model HCP (500-034860)

Siemens Horn - Model ZH-HMC-R (500-636163) Z Horn, HI Multi Candela, Wall Mount Color:  Red

Siemens Heat Detector - Model HI921 (S54320-F5-A2)

Siemens Duct Housing - Model FDBZ492-PR (S54319-B25-A1) 4 Wire With Relay and Built-In Power Source

Siemens Battery Box - Model BB-55 (500-693298) Storage Box for 55 AH Batteries

Siemens 4" Detector Base Assembly - Model DB-11E (500-094151E) This Item Is For a Pack of Five (5)

Siemens 4 Input / 4 Output Monitor Module - Model FDCIO422 (S54322-F4-A1)