Pentair MasterTemp & Sta-Rite Max-E-Therm Pool Heater Thermistor | 42001-0053S Pool Cleaner Parts Pentair Max-E-Therm 333 Natural Gas

Pentair Max-E-Therm 333 Natural Gas 333NA For heaters manufactured after 11/16/13 (New 9-Bolt Lid Tub Design)

keeping a second cartridge on hand lets you swap immediately and soak the dirty one in cartridge cleaner overnight

3ft twist-lock cord Hi/Lo/Off Toggle switch included

uniform pore structure that resists channeling — the PA175 delivers reliable direct-capture filtration from the first cycle through to the last

Pentair MasterTemp & Sta-Rite Max-E-Therm Pool Heater Thermistor | 42001-0053S Pool Cleaner Parts Pentair Max-E-Therm 333 Natural GasThe Pentair Thermistor (42001 0053S) is the OEM replacement temperature sensing component for Pentair MasterTemp and Sta Rite Max E Therm pool heaters. IMPORTANT: HEATER COMPONENT PROFESSIONAL SERVICE REQUIRED Gas and electrical heater components must be serviced by a licensed pool professional or qualified HVAC technician. Do not attempt to service gas or high voltage components without proper certification. The thermistor monitors water or air