010057F | Raypak 336A/337A Copper Tube Bundle Heat Exchanger

The Raypak 010057F Tube Bundle is a full ASME-certified copper heat exchanger kit, designed for Raypak 336A (Atmospheric) and 337A (Low-NOx Digital) metal-header pool heaters. This OEM bundle includes nine copper tubes, mounting studs and bolts, baffle plate, and header gasket, crafted to restore thermal performance, efficient flow, and full sealing integrity in the firebox. When original bundles corrode, scale, or fail, replacing them with this complete kit helps ensure safe heat exchange, proper sensor operation, and long-term durability under rigorous operating conditions.

Highlights

• Complete OEM Replacement Kit: Includes all necessary parts—nine copper tubes, baffle plate, header gasket, and all hardware—for a full drop-in installation that restores the heater’s integrity.

• ASME Certified Copper Design: Metal headers and copper tubes comply with ASME standards to withstand high heat, pressure, and harsh pool water conditions, reducing risk of warping or leaks.

• Specifically Made for 336A & 337A Models: Engineered to align perfectly with Raypak 336A (atmospheric) and 337A (Low-NOx) heaters—ensuring correct sensor fit, header connection, and firebox dimensions.

• Restores Thermal Efficiency & Flow: Fresh copper tubes and clean internal pathways help improve heat transfer, reduce resistance, and improve overall performance, especially after aging or scaled bundles.

• Built for Durability Under Heat & Corrosion: Designed to endure repeated thermal cycling, exposure to combustion heat, and corrosive pool water, helping extend heater life and minimize downtime.

Compatibility

• Raypak Digital 336A Heaters
• Raypak Digital 337A Heaters

Additional Info

Need help with the Raypak 010057F Tube Bundle? This OEM ASME-certified copper heat exchanger kit is designed for Raypak 336A and 337A heaters. Below you’ll find installation guidance, troubleshooting tips, and in-store availability details.

Installing the 010057F Copper Tube Bundle

This section explains how to replace the old tube assembly with the nine copper tubes, baffle plate, and gaskets included in the kit. Proper alignment during install is essential for leak prevention.

How do I install the Raypak 010057F bundle in a 336A heater without leaks?

What parts come inside the 010057F kit for a complete drop-in replacement?

Can I buy the 010057F bundle in store and install it the same day?

Does the 010057F include the gasket and bolts needed for mounting?

How do I seat the baffle correctly when installing the 010057F into a 337A?

Diagnosing Heater Problems Before Replacement

When efficiency drops, scale forms, or copper tubes corrode, the heat exchanger may be failing. The 010057F bundle restores water flow and safe heating.

Why is my Raypak 337A heater losing efficiency despite clean filters?

Could damaged copper tubes cause hot spots in my 336A heater?

What are the signs that I need to replace the 010057F tube bundle?

Will installing the 010057F improve energy use and heating speed?

How do I know if corrosion inside my 336A heater points to bundle failure?

Finding the Right Part In Store

The 010057F is built specifically for Raypak 336A and 337A heaters. Always confirm your heater tag before purchase, then check with local counters for availability.

Where can I buy the Raypak 010057F copper tube bundle in store today?

Is the 010057F available locally for 336A and 337A heaters?

Can I walk in and match my old heat exchanger with the 010057F bundle?

How do I confirm at the counter that the 010057F fits my model correctly?

Will local stores stock the studs, bolts, and gasket included with 010057F?