Pentair | 77707-0234 | Heat Exchanger Replacement Kit – For MasterTemp & Max-E-Therm Pool & Spa Heaters

The Pentair 77707-0234 Heat Exchanger Replacement Kit is a genuine OEM component designed for Pentair MasterTemp and Sta-Rite Max-E-Therm pool and spa heaters. This high-efficiency copper heat exchanger restores heating performance, ensuring optimal heat transfer, reliability, and long service life under demanding pool conditions.

Key Features

• Genuine Pentair replacement heat exchanger kit (Model 77707-0234)

• Compatible with MasterTemp and Sta-Rite Max-E-Therm pool and spa heaters

• Factory-designed copper fin tube construction for superior heat transfer

• Maintains original heater efficiency and performance specifications

• Includes heat exchanger, manifold gaskets, and mounting hardware

• Corrosion-resistant materials ensure long-lasting durability

• Engineered for precise fit and easy installation

• OEM-certified for safety, reliability, and energy efficiency

• Suitable for both natural gas and propane heater configurations

• Ideal for restoring heating performance and extending heater lifespan

Product Overview
The Pentair 77707-0234 Heat Exchanger Replacement Kit is the core component responsible for transferring heat efficiently within Pentair’s MasterTemp and Max-E-Therm heaters. Over time, exposure to chemicals, scale, or corrosion can reduce heating efficiency—this OEM kit restores full performance and reliability.

Constructed from durable, high-conductivity copper tubing, the heat exchanger ensures rapid heat transfer and consistent temperature control. Each kit includes all necessary seals and hardware for a professional-grade installation. Designed to meet Pentair’s stringent factory standards, the 77707-0234 guarantees compatibility, safety, and long-lasting operation, making it the preferred solution for professional heater maintenance and repair.