Description
The Honeywell/Resideo L4008B1013 Aquastat Controller is designed for regulating the temperature of liquids in boilers, tanks, or sensing duct/outside air temperature. It uses a remote temperature sensing element that detects and responds rapidly to temperature changes. The unit features a Micro Switch+ snap-acting switch, an external adjustment screw, and can be mounted either horizontally or vertically.
Features:
- Remote temperature sensing element
- Adjustable temperature differential
- Horizontal or vertical mounting










