Resideo L4006E1000 High Limit M/R Aquastat Controller 130°F - 270°F

The Resideo L4006E1000 High Limit Aquastat Controller provides exact temperature control to the hydronic heating systems. This product operates as a high-limit safety control through its adjustable temperature range from 130°F to 270°F by shutting off the burner when temperatures reach the set point. The manual reset controller operates perfectly on boilers and water heaters to enhance system safety while boosting efficiency and reliability and protecting equipment from damage while maintaining consistent heating output.