Watts 0556002 Valve this is a Single Pole

this is a Single Pole Single Throw (SPST) relay

Common indicators include the furnace shutting down before reaching the thermostat setpoint

installing this factory-specified blocked vent safety switch ensures the equipment remains compliant with original manufacturer safety protocols

Direct OEM Compatibility: Verified for use with Honeywell Q624 and Q652 series integrated direct spark igniters

Industrial Build: Oil-filled

Watts 0556002 Valve this is a Single PoleThe Watts 0556002 (Model LFLL100XL 150 3 4) is a lead free transition for the legacy 0066132, engineered specifically for high efficiency water heaters and storage tanks. Designed as a dual function T&P relief valve, it provides autonomous protection against excessive thermal expansion and over pressurization. This model features an extended shank capable of penetrating up to 2 1 2 inches of tank insulation, eliminating the need for additional