Pentair Tube Sheet Coil Assembly Kit | MasterTemp 175/200 & Max-E-Therm 200 | 474058 Thermometers or missing ring restores correct

or missing ring restores correct basket retention and maintains uninterrupted skimmer performance

as kit contents vary by model

Replacing the complete assembly — rather than individual components — restores a factory-matched seal and ensures all interface components are at the same service age

Verify all components are accounted for upon receipt before beginning any service work

Pentair Tube Sheet Coil Assembly Kit | MasterTemp 175/200 & Max-E-Therm 200 | 474058 Thermometers or missing ring restores correctThe Pentair Tube Sheet Coil Assembly Kit (474058) is the OEM replacement heat exchanger assembly for the MasterTemp 175NA, 175LP, 200NA, and 200LP, and the Max E Therm 200 (NA LP Series) pool and spa heaters. This kit is manufactured in cupro nickel the corrosion resistant alloy specified for these models. IMPORTANT: KIT LISTING MULTIPLE COMPONENTS INCLUDED This listing is a kit, not a single component. It includes Item No. 3 as defined in the