Description
The Honeywell/Resideo L4006E1000 is a robust, immersion-type high-limit aquastat designed for reliable temperature regulation in boilers, water tanks, and similar systems. Offering a wide 130 °F–270 °F range and manual-reset protection, it enhances system safety and user control.
Features:
- Totally enclosed Micro Switch snap-acting switches operate on temperature rise to setpoint.
- Visible control point scale and external adjustment screw permit easy setting.
- Horizontal or vertical insertion of the sensing element.
- Direct or well immersion of the sensing element.
- Models available for strap-on mounting.
- Remote bulb model may be used to sense air temperature in ducts and in outside air sensing applications.
- TRADELINE models include heat-conductive compound.
- Select models have wells.
- UL limit rated device.











