Pentair Transformer | ThermalFlo HP Titanium Heat Pump / UltraTemp 220 ETi | 473155Z Youth Floats A degraded or flattened O-ring

A degraded or flattened O-ring allows air ingestion

Upstream (before): ~10 inches minimum of straight pipe

WaterFeature WFTR

The Pentair 350028Z is the OEM replacement impeller assembly for the EQ-Series commercial pool and spa pump line

Always lubricate this O-ring kit with a silicone-based lubricant before installation

Pentair Transformer | ThermalFlo HP Titanium Heat Pump / UltraTemp 220 ETi | 473155Z Youth Floats A degraded or flattened O-ringThe Pentair Transformer (473155Z) is the OEM replacement transformer for the ThermalFlo HP Titanium heat pump series and the UltraTemp 220 ETi heater, restoring proper low voltage control circuit operation when the original component has failed. IMPORTANT: ELECTRICAL COMPONENT PROFESSIONAL INSTALLATION REQUIRED This transformer is an internal electrical component of a heat pump or heater control system. Installation or replacement must be performed by