Description

ATAG A-series A325ECX Heat Exchanger S4731100 Refurbished

The ATAG main heat exchanger replacement (part number S4731100) transfers heat from the burner to the water circulating through your boiler. This refurbished component is taken from a fully functioning boiler and restored to a high working standard by our expert engineers. While it may show light cosmetic wear, it performs as reliably as a new part.

Each unit is cleaned, pressure-tested, and inspected for performance, giving you a cost-effective solution backed by a 12-month warranty.

Heat Exchanger Compatibility

This ATAG Main Heat Exchanger fits a wide range of ATAG boilers, including:

• ATAG A320S (GC: 41-310-17)
• ATAG A325C (GC: 47-310-17)
• ATAG A325ECX (GC: 47-310-18)
• ATAG E32C (GC: 47-310-14)
• ATAG E32S (GC: 41-310-13)
• ATAG Q25C (GC: 47-310-10)
• ATAG Q38C (GC: 47-310-11)
• ATAG Q38S (GC: 41-310-09)
• ATAG XL110
• ATAG XL140
• ATAG XL70

Always check that your existing part matches ATAG part number S4731100 before placing your order.

Why Choose This Product?

This refurbished heat exchanger is professionally restored and tested for efficiency and performance. It helps extend your boiler’s lifespan and ensures optimal heating output. Each unit is backed by a 12-month warranty, offering great value without sacrificing quality.

Delivery and Returns

Place your order before 1:00 p.m. (Monday–Friday) for same-day dispatch. Select from standard delivery (2–3 working days), next-day delivery, or Saturday delivery at checkout. Weekend orders ship on the next working day.

Need to return the part? You can do so within 30 days in its original packaging. Return postage applies for non-faulty items.

Thank you for purchasing the ATAG main heat exchanger. For safe and proper installation, always consult a Gas Safe registered engineer.

Frequently Asked Questions

1. What ATAG boilers is the A325ECX heat exchanger compatible with?

The ATAG A325ECX Heat Exchanger (S4731100) fits multiple ATAG boilers, including A320S, A325C, A325ECX, E32C, E32S, Q25C, Q38C, Q38S, XL110, XL140, and XL70. Always check your existing part number before purchasing.

2. Is this heat exchanger new or refurbished?

This is a fully refurbished part. It is taken from a functioning boiler, cleaned, pressure-tested, and restored to full working condition by expert engineers. Minor cosmetic wear may be present but does not affect performance.

3. Does this product come with a warranty?

Yes, the heat exchanger comes with a 12-month warranty covering refurbishment and functionality. This ensures reliable performance and peace of mind.

4. How is the heat exchanger delivered?

Orders placed before 1:00 p.m. (Monday–Friday) are dispatched the same day. Delivery options include standard (2–3 working days), next-day, and Saturday delivery. Weekend orders ship the next working day.

5. What is the returns policy?

Returns must be made within 30 days in the original packaging. Return postage applies for non-faulty items. Faulty parts can be returned with return shipping at the customer’s expense, and a full refund will be issued upon verification.