Resideo L4006A1009 Aquastat Controller 322838-753 this integrated furnace control offers

this integrated furnace control offers a drop-in fit

Always verify your current ignition type before installation

and 624519 to ensure correct terminal mapping and voltage regulation

How do I verify if my current relay is faulty

Most replacements are necessitated by heavy oxidation

Resideo L4006A1009 Aquastat Controller 322838-753 this integrated furnace control offersThe 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