
Alpha Pump Head 3.032764 – Refurbished | CD & HE Boilers
SKU: PUM-1186-A-BC
Reduced efficiency and inconsistent water flow in a range of Alpha CD and HE boilers commonly points to a worn pump head. The Alpha Pump Head (Part No. 3.032764) is the direct replacement that ensures smooth water circulation inside your boiler system, helping maintain stable heating performance.
This is a professionally refurbished unit, fully tested to ensure steady operation, supplied with a full 12-month warranty. The pump head is usually positioned after the primary heat exchanger and before the diverter valve, ensuring proper circulation of heated water through both the domestic hot water and central heating systems.
Compatible Boiler Models
| Model | GC No. |
|---|---|
| CD 12S | 41-532-16 |
| CD 20S | 41-532-18 |
| CD 28S | 41-532-20 |
| CD25C | 47-532-31 |
| CD25X | 47-532-39 |
| CD28C | 47-532-33 |
| CD28X | 47-532-37 |
| CD35C | 47-532-35 |
| HE 25 / HE 25 LPG | 47-532-41 / 47-532-42 |
| HE 33 / HE 33 LPG | 47-532-43 / 47-532-44 |
Fully Tested. Reliable Operation. Backed by Warranty.
Each refurbished unit goes through full testing to ensure steady operation, so your heating system maintains strong water flow and stable pressure. Supplied with a full 12-month warranty, this helps prevent breakdowns, improve efficiency, and extend boiler lifespan.
Delivery & Returns
Place orders before 1:00 PM for same-day dispatch; standard delivery takes 2–3 working days, with next-day delivery also available. Returns are accepted within 30 days if the item remains unused and in original packaging.
Note: Please confirm that part number 3.032764 matches your existing unit before ordering. Installation must be carried out by a Gas Safe registered engineer to ensure safety compliance and warranty validity. All prices include VAT.
| SKU | PUM-1186-A-BC |
Alpha
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.



