Raypak 403A/405A Tube Bundle (004674F)

The Raypak tube bundle is designed for compatible 403A and 405A heater applications where the supported heat-transfer assembly needs replacement. A tube bundle is useful because it forms one of the core internal heating sections of the heater, helping transfer heat effectively into the water system.

This replacement is especially useful when the original bundle is leaking, scaled, damaged, or no longer dependable. Matching the correct tube bundle helps preserve intended fit and supports a more complete repair.

The 004674F is a practical service part when a compatible Raypak heater needs a tube bundle to restore dependable heat-transfer performance.

• Raypak tube bundle
• Designed for compatible 403A and 405A heaters
• Helps restore proper internal heat-transfer support
• Useful when the original bundle is leaking or heavily worn
• Supports a more complete and dependable repair