Burnham Boiler 104450-01 Aquastat Relay THPU32HP7Y Fail-Safe Spring Return: Automatically drives

Fail-Safe Spring Return: Automatically drives the valve to a normally closed position during power failures to protect against uncontrolled flow

supporting fluid temperatures up to 210°F while maintaining a leak-tight seal

If the circuit is open or the lead wires show signs of thermal degradation

protecting the heat exchanger from dry-firing and catastrophic failure

this remote sensor dial is compatible with both steam heating and hot water applications

Burnham Boiler 104450-01 Aquastat Relay THPU32HP7Y Fail-Safe Spring Return: Automatically drivesThe Burnham Boiler 104450 01 Aquastat Relay serves as the primary immersion controller for hydronic heating systems, regulating high limit protection and circulator functionality. This critical component is engineered to maintain precise water temperatures and prevent boiler overheating by interrupting power to the burner if the high limit set point is exceeded. As an OEM replacement part for Burnham hydronic boilers, it ensures seamless integration