Pentair UltraTemp 8 Ton 97 PSIG Thermostatic Expansion Valve (473787Z) vaclesssystems Replacement part for Hayward sand

Replacement part for Hayward sand filter maintenance

Advanced blower designs support consistent operation

OEM Hayward complete spa skimmer

Useful when partial replacement is not enough

Pentair UltraTemp 8 Ton 97 PSIG Thermostatic Expansion Valve (473787Z) vaclesssystems Replacement part for Hayward sandThis 97 PSIG thermostatic expansion valve is used in compatible 8 ton Pentair UltraTemp heat pump systems to help regulate refrigerant flow through the evaporator circuit. Proper metering is important for heat transfer, compressor protection, and stable heating performance. When a TXV is restricted, damaged, or no longer responding correctly, the system may show poor efficiency, pressure imbalance, or unreliable operation. This component is intended