Hayward FDXLHXA1300 Heat Exchanger Assembly - H300FD

What This Part Is Used For
The Hayward FDXLHXA1300 Heat Exchanger Assembly is designed for H300FD heaters. It transfers heat generated by combustion into pool water circulation.

Why This Part Matters
Heat exchanger failure can cause internal leaks or inefficient heating cycles. Replacing the assembly restores proper temperature rise and water flow integrity. It protects other heater components from secondary damage.

Key Features and Specifications

• Genuine Hayward heat exchanger assembly
• Manufacturer part number: FDXLHXA1300
• For H300FD heater models
• Main water heating component
• Designed for FD heater series

Installation and Fitment Guidance
Heater should be inspected for scale or freeze damage before installation. Confirm by manufacturer part number before ordering.

About the Hayward Brand
Hayward heaters are widely used in residential pool systems for dependable heating. Their designs emphasize service access and consistent performance. Genuine parts help preserve heater lifespan. Hayward remains a trusted name among pool professionals.

Common Service Context
Commonly replaced when corrosion or cracking is found during heater diagnostics.