L8148E1257 | High Limit Aquastat Relay With 15 F Fixed Differential W/ Vent Damper Plug. Immersion Type Controllers That Combine High Limit Protection with Switching Relay Control Of Burner And Circulator Motors. | HONEYWELL RESIDENTIAL

**High Limit Aquastat Relay with 15°F Fixed Differential W/ Vent Damper Plug (SKU: L8148E1257)** The Honeywell Residential High Limit Aquastat Relay (SKU: L8148E1257) is a crucial component for controlling and protecting water temperatures in hydronic heating systems. This immersion-type controller combines high-temperature protection with switching relay control of burner and circulator motors. Key Features: * **High-temperature protection:** Ensures system safety by activating the relay when water temperatures exceed the set point. * **15°F fixed differential:** Provides precise and consistent temperature control. * **Switching relay control:** Allows direct control of burners and circulators for efficient operation. * **Vent damper plug:** Provides a convenient means of controlling ventilation. Immersion-type controllers like this Honeywell product are ideal for applications where water temperature monitoring and control are critical. They combine high-limit protection with switching relay functionality, making them essential components in boilers, water heaters, and other hydronic systems. Trust Honeywell Residential for reliable and efficient temperature control solutions. Shop now at our HVAC supply store for the best prices and fast shipping on all your industrial equipment and supplies!