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A spa or pool filter cartridge helps keep circulating water cleaner by capturing suspended debris during filtration
A vacuum gauge helps monitor suction conditions in a compatible filtration or plumbing system
It is to restore reliable function in a way that makes sense for the equipment you already have
Side-discharge design supports intended plumbing relationship
Pentair UltraTemp/ThermalFlo Fan Evaporator Relay (473150Z) unicel A spa or pool filterThis fan evaporator relay is an electrical control component for compatible Pentair UltraTemp and ThermalFlo heat pump systems. It helps manage power delivery to fan or evaporator related circuits so the unit can move air and transfer heat as designed. A failing relay may lead to intermittent fan operation, no fan response, inconsistent heating, or diagnostic issues that affect overall system reliability. Use this replacement when electrical
