The Hayward FDXLHXA1250 Heat Exchanger Assembly is a genuine OEM replacement component engineered to restore optimal heating performance in compatible Hayward pool and spa heaters. This critical assembly is responsible for transferring heat from the heater’s combustion chamber to the pool water efficiently and reliably, ensuring consistent temperature performance and energy-effective operation.

Crafted with durable, corrosion-resistant materials and precision engineering, the FDXLHXA1250 heat exchanger withstands thermal cycling and long-term exposure to water chemistry. Whether you’re replacing a worn, inefficient exchanger or performing scheduled maintenance, this OEM assembly helps return your heater to peak performance with confidence.

Hayward FDXLHXA1250 Heat Exchanger Assembly Compatibility

• Designed for specific Hayward pool and spa heater models requiring the FDXLHXA1250 heat exchanger assembly (verify model fit with your heater’s parts manual).

• Works as a direct OEM replacement for original heat exchangers in supported models.

• Suitable for residential and commercial pool heating systems where specified.

• Integrates with heater plumbing, combustion chamber, and control systems as intended by manufacturer design.

Key Features

• Genuine Hayward part, supplied under manufacturer part number FDXLHXA1250.
• Ships from our US warehouse with tracking on dispatch.

Specifications

• Brand: Hayward
• Manufacturer part number: FDXLHXA1250
• Category: Pool & Spa Parts
• Condition: New

Frequently Asked Questions

Is the FDXLHXA1250 a genuine Hayward part?

Yes. The FDXLHXA1250 is a Hayward part supplied under that manufacturer part number. It is not a generic substitute.

How do I confirm this part fits my equipment?

Check the part number stamped on the component you are replacing, or find it on the parts schematic in your owner's manual. If the number differs or is unreadable, send us your equipment model and serial number and we will verify fitment before you order.

How quickly does this ship?

In-stock items ship from our US warehouse on business days. You will receive tracking by email once the order leaves the warehouse.

Can I return it if I ordered the wrong part?

Unopened, uninstalled items can be returned within 30 days. Equipment that has been installed or plumbed cannot be returned, so confirm fitment before installation.

Is this covered by a warranty?

Manufacturer warranty terms vary by brand and product. Warranty claims generally require proof of purchase and, on installed equipment, evidence of professional installation.