Resideo Honeywell Aquastat Controller, Circulator, High/Low Limit, 100 to 240°F (38 to 116°C), 5 to 30°F (3 to 17°C) Adjustable Differential, Multi-Mount

Resideo Honeywell L6006A1145 Aquastat Circulator Control and High Limit or Low Limit.

Aquastat® Controllers are immersion type devices for limiting or regulating the temperature of liquids in boilers, storage tanks, and other applications where temperature control is required.

Features:
Totally enclosed Micro Switch™ snap-acting switches operate on temperature rise to set point.
Visible control point scale and external adjustment screw permit easy setting.
Horizontal or vertical insertion of the sensing element.
Direct, well immersion, or surface mounting of the sensing element available.
Remote bulb model may be used to sense air temperature in ducts and in outside air sensing applications.
Direct or well immersion Tradeline models include heat-conductive compound.