System Sensor 4WTR-B Smoke Detector and Thermal Sensor 4-Wire
4.5 (1,234)
Sold 100+ last 30 days
20% off first order
$74.15$88.98
17% off
Color
Black
Quantity
Product description loading
Product description loading
This is the product description text that will appear here.
Quantity
1
Description
4WTR-B — System Sensor i3 Series 4-wire combination photoelectric/thermal smoke detector with a fixed 135°F thermal sensor and a Form C auxiliary relay, supplied with its mounting base.
The 4WTR-B suits conventional 4-wire initiating circui...