Description

ATAG A200S A203C A320S A325C Flow Sensor

The ATAG boiler flow sensor replacement (part number S4746800) ensures accurate water flow detection, helping your system deliver consistent heating and hot water. This refurbished sensor is taken from a fully functional boiler and tested to meet the highest performance standards by our in-house engineering team. Though it may show minor cosmetic marks, its functionality is guaranteed.

With a 12-month warranty included, this part offers a reliable and affordable way to restore proper operation to your ATAG boiler.

ATAG Flow Sensor Compatibility

This flow sensor is compatible with the following ATAG boiler models:

ATAG A200S (GC: 41-310-14)

ATAG A203C (GC: 47-310-15)

ATAG A320S (GC: 41-310-17)

ATAG A325C (GC: 47-310-17)

ATAG A325ECX (GC: 47-310-18)

Please verify your current part matches ATAG part S4746800 before placing your order.

Why Choose This Product?

This flow sensor offers dependable performance at a lower cost. Our engineers test each unit thoroughly and back it with a 12-month warranty. Choosing a refurbished part helps reduce waste and keeps your boiler operating smoothly without breaking the bank.

Delivery and Return

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

If the part doesn’t meet your needs, return it within 30 days in its original packaging and condition. For non-faulty returns, the buyer covers return postage.

Thank you for purchasing the ATAG boiler flow sensor. For safe and proper installation, always use a Gas Safe registered engineer.