Find your parts diagram
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.
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Pentair Water Bypass Assembly ETI 400 Gas Pool Heater | 475621
Fits these models
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Goes with this part
CA P65 Warning: Cancer and reproductive harm. www.p65warnings.ca.gov
Other parts on the same Pentair ETi 400 Heater
The OEM Pentair Water Bypass Assembly 475621 is a safety device where the water flow rate exceeds the maximum 120 GPM, a manual bypass should be installed. After installing the valve, adjust the valve to bring the flow rate within the acceptable range. This OEM Pentair Water Bypass Assembly 475621 is compatible specifically with the Pentair ETI 400 Gas Heater Model 461113.
- Critical Safety Device: Designed to manage and regulate water flow rates, especially when exceeding 120 GPM, ensuring system safety.
- Manual Bypass Requirement: Requires manual installation and adjustment to bring the flow rate within safe operational ranges.
- OEM Reliability: This genuine Pentair Water Bypass Assembly guarantees compatibility and reliability, tailored for the ETI 400 Gas Heater Model 461113.
- Optimal Performance Assurance: By maintaining proper flow rates, it ensures the heater operates efficiently and safely, prolonging the system's lifespan.
- Pentair ETI 400 Heaters
