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Sticker on the pump body (the part with the basket), not on the motor. Motor labels from Century, A.O. Smith or Regal won't match parts.
Label on the side of the tank near the base. Size is in sq ft, e.g. 420 sq ft = C4030 or CCP420.
Rating plate inside the front access panel. Note the BTU and gas type (NG or LP).
Molded into the body or printed on top. Robotic cleaners: on the power supply.
Still not sure? Call (818) 818-6559 and we'll find it for you.
461100 | Pentair Master Service Package Repair Kit For MasterTemp and Max-E-Therm Water and Electrical System
Fits these models (3)
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CA P65 Warning: Cancer and reproductive harm. www.p65warnings.ca.gov
On the Pentair MasterTemp 125 461059 Heater diagram
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Other parts on the same Pentair MasterTemp 125 461059 Heater
The Pentair Master Service Package Repair Kit 461100 is a complete OEM kit developed to restore and maintain the performance of Pentair MasterTemp and Max-E-Therm pool heaters. This all-in-one package includes critical water and electrical components such as the ignition control module, thermistors, high-limit switches, transformer, pressure and airflow switches, control board, stack flue sensor, automatic gas shutoff switches, and a manifold bypass valve kit. Each part is engineered to match OEM Pentair specifications, ensuring compatibility and reliable function when installed. By addressing the most common wear points in both the water circulation and ignition systems, this package helps extend the service life of your heater and keeps it operating safely and efficiently. Whether for a professional service job or a thorough homeowner tune-up, this kit provides a practical way to restore heater reliability and protect your investment.
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Comprehensive OEM Kit: Contains all the key components needed to maintain and repair MasterTemp and Max-E-Therm heaters, offering complete coverage for electrical and water systems.
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Critical Replacement Parts: Includes ignition control module, thermistors, transformer, pressure switch, airflow switch, control board, stack flue sensor, automatic gas shutoff switches, and a manifold bypass valve kit.
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Efficient & Safe Performance: Replacing worn or damaged components with OEM Pentair parts ensures heaters run efficiently, maintain temperature accuracy, and avoid safety hazards.
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Professional & DIY Ready: Suitable for service technicians or knowledgeable homeowners, this kit makes it easier to perform full heater tune-ups or troubleshooting repairs.
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Long-Term Reliability: With all major wear items included, the kit provides a single solution for restoring function, preventing breakdowns, and extending heater life.
- (1) 476223- Ignition Control Module
- (1) 461105- Control Board Kit
- (2) 42001-0053S- Thermistor
- (1) 77707-0010S- Thermal Regulator Cap
- (1) 77707-0010S- Thermal Regulator And Spring
- (1) 42002-0024S- Stack Flue SVC Kit
- (1) 461105- Switch Membrane (6 Button) / 472610Z (5 Button)
- (1) 77707-0054- Igniter and Gasket Kit
- (3) 32850-0099- Fuse 1.25A
- (2) 42001-0063S- Hi-Limit Switch
- (2) 42002-0025S- AGS Switch
- (1) 42001-0107S- Transformer Kit Accessories
- (1) 42001-0107S- Transformer Kit
- (1) 42001-0060S- Pressure Switch SVC Kit
- (2) 42001-0061S- Air Flow Hose
- (1) 42001-0061S- Air Flow Switch
- (1) 77707-0001- Manifold Bypass Valve
- (2) U9-226- O-Rings
- Pentair MasterTemp Heaters
- Pentair Max-E-Therm Heaters