Pentair MasterTemp & Sta-Rite Max-E-Therm Pool Heater Thermistor | 42001-0053S Pool Cleaner Parts 3ft twist-lock cord Hi/Lo/Off Toggle

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

Sand Filters: add 3 ounces (by weight) at a time

see below) Compatible Equipment Series MAX-E-PRO Series / MAX-E-PRO Series DOE Fits Into

2" NPT threads

keeping the system under pressure during normal filtration

Pentair MasterTemp & Sta-Rite Max-E-Therm Pool Heater Thermistor | 42001-0053S Pool Cleaner Parts 3ft twist-lock cord Hi/Lo/Off ToggleThe 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