duct detector test switch for sale, brand-new and used.

APC Duct Smoke Detector PRODUCT APPLICATION: The SL-2000 Series Smoke Duct Detector is the latest innovation for early detection of smoke and products of combustion present in air moving through HVAC ducts in Commercial, Industrial, and Residential applications. The unit is designed to prevent the recirculation or spread of smoke by air handling systems, fans, and blowers. Complete systems may be shut down in the event of smoke detection.

4-wire photoelectric low-flow duct smoke detector The InnovairFlex™ Series are the only duct smoke detectors flexible enough to fit configurations from square to rectangular and everything in between. The InnovairFlex D4120 4-wire photoelectric duct smoke detector features a pivoting housing that fits both square and rectangular footprints and mounts to round or rectangular ductwork. This unit senses smoke in the most challenging conditions, operating in airflow speeds of 100 to 4,000 feet pe

BOSCH Security Systems D285DH Photoelectric Duct Smoke Detector Head (12 VDC or 24 VDC) Commercial or residential applications Two-wire or four-wire application, depending on base Chamber Check rapid-flash LED Automatic Trouble Indication reports contaminated chamber Flashing LED power indicator Steady-

UP FOR SALE 2 DUCT SMOKE DETECTOR , HERE ARE THE SPECS : Alarm Current

INNOVAIR FLEX (INNOVAIRFLEX).....SYSTEM SENSOR.....4 WIRE DUCT SMOKE DETECTOR.....MODEL D4120... ..MAKE YOUR OFFER AND SAVE MONEY

System Sensor D4120 4 Wire Photoelectric Low-Flow Duct Smoke Detector The SYSTEM-SENSOR-D4120 4-wire photoelectric, low-flow, duct smoke detector senses smoke in the most challenging conditions, operating in airflow speeds of 100 to 4,000 feet per minute, temperatures of -4 degrees F to 158 degrees F, and a humidity range of 0 to 95 percent (non-condensing). A plug-in sensor head offers improved false alarm immunity and simple installation, testing, and maintenance.

Jump To: Description \ Payment Options \ Shipping Information \ Customer Service SM 501-N Series Ionization Duct Smoke Detector

NEW SM 501-P Series Photovoltaic Duct Smoke Detector FREE SHIPPING!

ARCHITECT AND ENGINEER SPECIFICATIONS  Four (4) models available  Addressable and conve

System Sensor intelligent non-relay duct smoke detector. Remote test capable.  Offered at great discount! Must order smoke head separately. 

These are two new, never used duct detector test switches. They are in the original box and come with the original paperwork. The boxes have been written on and are a bit marked up but the switches have only been out of the boxes for pictures.

Provides visual indication of detector condition and remote test/reset function. Specifications: -Push Button Test/Reset Switc

Duct Smoke Detector Remote Accessory Key Switch Test & Reset SSU-MSR-50RK/R Item Description: GatorGate Duct Smoke Detector Remote Accessory Manufacturer: Space Age Electronics, Inc. Part Number: SSU-50RKR Model: MSR-50RKR Features: Tri-color visual indication of detector Pilot, Trouble and Alarm conditions Lever-operated quick-connect “No-Tools” four-position terminal block Port for plugging in the optional str

Second Wind Sales BRK Electronics 2851B 24 volt Smoke Detector Alarm 2-Wire White NEW

Item is BRAND NEW IN BOX! Please check out the other items I'm selling as we have a lot of fire alarm items for sale. Accepting offers too - looking to unload!

System Sensor Remote Test Station to Test Smoke Detectors (replaces RTS451) The RTS151 remote test station is an automatic fire detector accessory designed to test duct smoke detectors from a convenient location. Specifications

Missing Original Packaging and Instructions Features: The RTS151 and RTS151KEY remote test stations are automatic fire detector accessories designed to test duct smoke detectors from a convenient location. For 4-wire detectors, the RTS151KEY test station features a multi-colored LED that alternates between steady green and red. For 2-wire detectors, the LED illuminates red for alarm.

NEW System Sensor RTS151KEY - The RTS151 and RTS151KEY remote test stations are automatic fire detector accessories designed to test duct smoke detectors from a convenient location. For 4-wire detectors, the RTS151KEY test station features a multi-colored LED that alternates between steady green and red. For 2-wire detectors, the LED illuminates red for alarm.

The System Sensor RTS151KEY(A) is an automatic fire detector accessory designed to test remotely located duct and beam detectors. For 4-wire detectors, the RTS151KEY(A) features a multi-colored LED that alternates between steady green and red. Green indicates power and that the detector board is in place.