Product Description

Hayward® Heat Exchanger Assembly – H500FD ASME

Part #: FDXLHXA1500A

✅ OEM Replacement – Genuine Hayward® part for a perfect fit
✅ ASME Certified – Meets rigorous commercial pool safety standards
✅ Copper-Nickel Build – Superior corrosion resistance & heat transfer

Overview

The Hayward® H500FD ASME Heat Exchanger Assembly restores full heating efficiency to your FD-Series ASME pool & spa heater. Its copper-nickel fin tubes and bronze headers deliver top-tier performance even in challenging water chemistry.

Ideal for:

• Commercial pools/spas

• High-demand residential systems

Key Specs

• Part #: FDXLHXA1500A

• Material: Copper-Nickel w/ Bronze Headers

• BTU Rating: 500,000

• Certifications: ASME Rated

• Fits: H500FD ASME models (Natural Gas & Propane)

Benefits

✅ Direct OEM Fit – No modifications needed
✅ High Efficiency – Faster heat-up, less runtime
✅ Long Service Life – Resists scaling, erosion, & corrosion

⚠️ Important:

• Professional installation strongly recommended

• Verify heater model before purchase

• Maintain proper flow & water chemistry to prevent damage

➡️ CTS Tech Tip:
If your heater’s heat output drops or you see water leaking near the header, the heat exchanger may be failing. Replace promptly to prevent damage to other components. Inspect bypass valves & gaskets during installation for a secure seal.

Compatible With:

• Hayward® H500FD ASME heaters

• All ASME-rated FD-Series 500k BTU models

Review Summary