Pentair UltraTemp 8 Ton 98 PSIG Thermostatic Expansion Valve (473999Z) circuitbreakers or removed during a drivetrain

or removed during a drivetrain repair

In topside upgrades

The SPX1580CH is a practical replacement for compatible Hayward SP1580 Power-Flo LX pumps that need renewed impeller performance and cleaner long-term operation

The holes-style 11 button design gives this overlay practical value because some keypad assemblies require a very specific cutout and alignment pattern rather than a broad generic graphic layer

The SP1500UNPAK2C pack is a practical replacement for compatible Hayward systems that need renewed union support and dependable serviceable plumbing performance

Pentair UltraTemp 8 Ton 98 PSIG Thermostatic Expansion Valve (473999Z) circuitbreakers or removed during a drivetrainThis 98 PSIG thermostatic expansion valve is designed for select Pentair UltraTemp 8 ton heat pump applications requiring the 473999Z replacement. The TXV meters refrigerant into the evaporator, helping the heat pump maintain efficient heat exchange and proper pressure relationships. When the valve is not functioning correctly, heating output, compressor behavior, and diagnostic readings can all be affected. Because this is a refrigeration component,