Resideo L6006A1244 Aquastat Controller R-407C the 1172643 is the manufacturer-designated

the 1172643 is the manufacturer-designated supercession for the 1061249

This switch is calibrated to close (start the fan) when pressure reaches 225 PSI and open (stop the fan) when pressure drops to 150 PSI

Rugged Construction: High-grade cast iron body with 250# flanges provides the structural integrity required for industrial headers

This model supports an optional adjustable bypass key to maintain a minimum flame when the thermostat is satisfied

Versatile Electrical Integration: The 10 Amp SPDT contact configuration supports a wide range of motor starters and control circuits

Resideo L6006A1244 Aquastat Controller R-407C the 1172643 is the manufacturer-designatedThe Resideo L6006A1244 Aquastat Controller is a high performance immersion temperature controller engineered for precise regulation of liquids in boilers and storage tanks. Featuring SPDT switching action, this versatile unit functions as a high limit, low limit, or circulator control, ensuring reliable system operation under varying thermal loads. The controller utilizes a 3 8" x 2 7 8" copper bulb connected via a 3" capillary for accurate sensing.