
Product Details
The Bosch D273TH is a 4-wire Smoke/Heat (135°F) Detector. This product is for use with 12 or 24VDC systems.
Includes mounting plate that attaches to a standard four-inch back box.

The Bosch D273TH is a 4-wire Smoke/Heat (135°F) Detector. This product is for use with 12 or 24VDC systems.
Includes mounting plate that attaches to a standard four-inch back box.