Vaillant Turbomax/Ecomax Diverter Valve – Refurbished | Part No. 252457
SKU: DIV-2184-A-BC
SKU:
DIV-2184-A-BC
Manufacturer Part Number:
252457 / 0020073799No hot water, heating remaining active during hot water demand, or boiler switching faults on a Vaillant Turbomax, Ecomax, Ecotec Exclusive, or Aqua Plus boiler are commonly caused by a failing diverter valve. This component directs hot water between the central heating circuit and domestic hot water taps — an essential function in any combi boiler. The Vaillant 252457 Diverter Valve is a high-quality replacement compatible with one of the widest Vaillant compatibility ranges available, fitting the Turbomax Plus, Turbomax Pro, Ecomax, Ecotec Exclusive, and Aqua Plus series from 2000–2016.
Available as a Refurbished unit (cleaned, inspected, and tested) or Brand New. Also cross-references part number 0020073799. Dimensions: 15 × 10 × 10 cm, weight: 700 g. Supplied with a full 12-month warranty.
Compatible Boiler Models
| Series | Model | GC No. | Years |
|---|---|---|---|
| Aqua Plus | VUI 362-7 | 47-044-29 | 2002–2008 |
| Ecomax | 824/2E VUW 246/2-C | 47-044-12 | 2001–2007 |
| Ecomax | 828/2E VUW 286/2-C | 47-044-17 | 2001–2007 |
| Ecomax | 835E VUW 356-C | 47-044-27 | 2002–2008 |
| Ecotec Exclusive | 832 VUW 32/4 | 47-044-37 | 2007–2016 |
| Ecotec Exclusive | 838 VUW 386/4 | 47-044-38 | 2007–2016 |
| Turbomax Plus | 824E VUW 242/2-5 | 47-044-04 | 2000–2008 |
| Turbomax Plus | 828E VUW 282/2-5 | 47-044-09 | 2000–2008 |
| Turbomax Plus | 837E VUW 362/2-5 | 47-044-28 | 2002–2008 |
| Turbomax Pro | 24E VUW 242/2-3 | 47-044-10 | 2000–2008 |
| Turbomax Pro | 28E VUW 282/2-3 | 47-044-11 | 2000–2008 |
Quality-Checked. 12-Month Warranty. Same-Day Dispatch.
Orders placed before 1:00 PM (Mon–Fri) are dispatched the same working day, including Saturday delivery at checkout. Returns accepted within 30 days in original unused condition.
Note: Installation must be carried out by a Gas Safe registered engineer. Please confirm that part number 252457 matches your existing diverter valve and check your boiler's GC number before ordering.
| SKU | DIV-2184-A-BC |
| Weight | 0.7 kg |
Vaillant
Free Delivery
Free UK delivery on orders over £75. Same-day dispatch on orders placed before 4pm on working days.
Returns
We offer a 30-day returns policy. Items must be returned in original condition and packaging. Contact our team to arrange a return.