Pentair 77707-0234 Tubesheet and Coil Kit - 400K Pool

What This Part Is Used For
Pentair 77707-0234 Tubesheet and Coil Kit - 400K Pool is a replacement heat exchanger kit for compatible 400K BTU Pentair pool heaters. It transfers heat from the burner assembly to the pool water.

Why This Part Matters
A failing tubesheet or coil can lead to water leaks or reduced heating output. Replacing it restores safe and efficient heat transfer. Proper exchanger performance supports stable water temperature.

Key Features and Specifications

• Manufacturer part number 77707-0234
• Tubesheet and Coil Kit
• Compatible with 400K Pool heater models
• Replacement heat exchanger assembly
• Supports efficient heat transfer

Installation and Fitment Guidance
Disconnect gas and electrical supply before servicing. Confirm by manufacturer part number before ordering. Follow manufacturer service procedures during installation.

About the Pentair Brand
Pentair pool heaters are engineered for dependable performance. Their heat exchanger components are designed for model-specific compatibility. Pentair products are widely installed in residential and commercial pools. Genuine Pentair parts help maintain reliable heating operation.

Common Service Context
Common when heater exchangers corrode or leak due to chemistry imbalance.