Resideo L4006A1009 Aquastat Controller 322838-753 the 25-series can be adapted

the 25-series can be adapted for other fluids

the B series bushing is sold separately to allow technicians to select the specific bore size required for their motor or fan shaft

as long as your controller is configured for a 1k ohm nickel input with the standard Johnson Controls resistance curve

Always verify your current ignition type before installation

How do I verify if my current relay is faulty

Resideo L4006A1009 Aquastat Controller 322838-753 the 25-series can be adaptedThe Resideo L4006A1009 Aquastat Controller is a professional grade immersion temperature controller designed for precise regulation in hydronic heating systems, storage tanks, and boilers. This high or low limit aquastat utilizes a 3 8" x 2 7 8" copper sensing bulb to monitor liquid temperatures between 100F and 240F. Featuring internal SPST contacts that break on temperature rise, this unit is engineered for reliable safety shut off or cycling