Served by the duct system.
System sensor d4120 sampling tube.
Ships from and sold by post elect ships from usa not china.
Sensor head metal sampling tube power board exhaust tube 4 wire magnet test location sold seperately.
Alarm and supervisory relay contacts are available for control panel.
The d4120 and d4p120 detectors are designed to operate on 24 vdc vac or 120 vac.
Sensor head metal sampling tube power board exhaust tube 4 wire magnet test location sold seperately.
The air duct smoke detector shall be a system sensor innovairflex d4120 photoelectric duct smoke detector.
5 0 out of 5 stars best sellers rank.
5 0 out of 5 stars 1 rating.
Protech d4120 4 wire photoelectric duct smoke detector.
Read the system sensor guide for proper use of smoke detectors in duct applications a05 1004 which provides information on detector spac.
Plug in sensor offers superb false alarm immunity and the latest sensor technology 2 1 sensor to power capability allows one power board to monitor both supply and return smoke sensors patented sampling tube installs from front or back of the detector with no tools required.
Served by the duct system.
One easy access test reset button and improved led status.
Sensor head metal sampling tube exhaust tube power board 4 wire magnet test location.
System sensor 5 sampling tube for d4120 smoke detector 24 48.
New high contrast terminal designations.
The detector housing shall be.
Increased wiring space with a newly added 3 4 in.
Alarm and supervisory relay contacts are available for control panel.
Protech d4120 4 wire photoelectric duct smoke detector 118 95.
Throughout the areas served by the duct system.
Dst3 system sensor system sensor 3 sampling tube for d4120 smoke detector product information item weight 0 01 ounces manufacturer system sensor asin b0195uiduy customer reviews.
Dst1 metal sampling tube duct width up to 1ft 0 3m mhw mini horn white dst1 5 metal sampling tube duct widths 1 ft to 2 ft.
Only 13 left in stock order soon.
The d4120 d4p120 and d4s detectors are designed to operate on 24.
Ships from and sold by jmac supply.