Hayward FDXLHXA1150 Heat Exchanger Assembly - H150FD and H135K ABG

What This Part Is Used For
The Hayward FDXLHXA1150 Heat Exchanger Assembly is the primary water-to-flame transfer component for H150FD and H135K ABG heaters. It allows pool water to circulate through the heater and absorb heat from the combustion process.

Why This Part Matters
A failed heat exchanger can lead to leaks, reduced heating performance, or internal corrosion issues. Replacing it restores proper heat transfer and protects other internal components from damage. It is one of the most critical components in maintaining consistent heater output.

Key Features and Specifications

• Genuine Hayward heat exchanger assembly
• Manufacturer part number: FDXLHXA1150
• For H150FD heater models
• Compatible with H135K ABG heater models
• Core water heating component

Installation and Fitment Guidance
Heater should be fully isolated and drained before installation. Confirm by manufacturer part number before ordering.

About the Hayward Brand
Hayward has long been a leader in residential pool heating technology. Their FD series heaters are widely used for dependable performance. Genuine Hayward components ensure proper system operation and longevity. Service professionals rely on Hayward for reliable replacement parts.

Common Service Context
Typically replaced when diagnosing internal leaks, scale buildup damage, or loss of heating efficiency in older heaters.