Vaillant
Vaillant electronic regulator VRC-UB 252979
Genuine Vaillant VRC-UB electronic regulator, a control board used with compatible Vaillant heating system controls.
At a glance
- Part type: electronic regulator (printed circuit board)
- Also known as 1387426
£505.75
£421.46 ex. VAT · VAT at 20%
Same-day dispatch
Ordered by 4pm Mon–Fri, 10:30am Sat.
30-day returns
Unused, in original packaging.
What it is
This is Vaillant's VRC-UB electronic regulator, a printed circuit board used within the VRC control range to manage heating system operation.
Signs this part needs replacing
- Heating controller fails to respond or display correctly
- Programmed heating/hot water schedules are not followed
- Intermittent loss of control over the connected appliance
- Controller fails to power up
Before you order
- Match the part number printed on your existing regulator before ordering
- Isolate electrical power before removal
- Have this fitted by a competent heating engineer
Compliance
| Alternative numbers | 1387426 |
|---|
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| VAILLANT VK 35/1 E (1985-1991) | 41-044-37 | 41-044-37 | — | — |
| VAILLANT VK 35/1 E (1991-1993) | 41-044-37 | 41-044-37 | — | — |
| VAILLANT VK 41/1 E (1985-1991) | 41-044-38 | 41-044-38 | — | — |
| VAILLANT VK 41/1 E (1991-1993) | 41-044-38 | 41-044-38 | — | — |
| VAILLANT VK 47/1 E (1985-1991) | — | — | — | |
| VAILLANT VK 48/1 E (1985-1991) | 41-044-39 | 41-044-39 | — | — |
| VAILLANT VK 48/1 E (1991-1993) | 41-044-39 | 41-044-39 | — | — |
| VAILLANT VK 58/1 E (1985-1991) | 41-044-40 | 41-044-40 | — | — |
| VAILLANT VK 58/1 E (1991-1993) | 41-044-40 | 41-044-40 | — | — |
| VAILLANT VK 76/1 E (1985-1991) | 41-044-41 | 41-044-41 | — | — |
Showing 10 of 25 compatible appliances.
Documents & drawings
Everything we hold for this part. Where a document exists but we don't hold it, the technical team will source it from the manufacturer — usually the same working day.
No documents held for this part. The technical team will source them from the manufacturer — usually the same working day.
No technical questions yet for this part.
Not sure which part?
Search by part number, product name or brand — our technical team confirms fitment before anything is dispatched.