Checking hours…Mon–Fri 7:30am–5pm · Sat 9am–12pm01302 279234Trade account
Alpha Main Wiring Assembly Complete 1.037770

Alpha

Alpha Main Wiring Assembly Complete 1.037770

Complete main wiring assembly for Alpha InTEC 2 26CE and 30CE gas boilers, part number 1.037770.

At a glance

  • Appliance family: Alpha InTEC 2
  • Also known as 1258895
Manufacturer part no.
1.037770
Showing prices

£143.06

£119.22 ex. VAT · VAT at 20%

Available to order · 3 working days
Available to order · 3 working days
Not certain it's the right part? The technical team verifies fitment before dispatch — no charge, and it stops a second trip.Call the technical teamSend a technical question

Same-day dispatch

Ordered by 4pm Mon–Fri, 10:30am Sat.

30-day returns

Unused, in original packaging.

What it is

The Alpha main wiring assembly (part 1.037770) is a complete wiring harness for the Alpha InTEC 2 range of gas boilers. It carries the mains electrical supply and internal control connections between the boiler's key components. This assembly is supplied with all components fitted.

Signs this part needs replacing

  • Boiler fails to power up or loses power intermittently
  • Visible damage, scorching or discolouration on wiring or connectors
  • Fault codes relating to electrical supply or communication
  • Loose or corroded terminals at the wiring assembly
  • Boiler cuts out or behaves erratically during operation

Before you order

  • Confirm your boiler model is an Alpha InTEC 2 26CE or 30CE
  • Check the GC number on your appliance matches 47-532-66 or 47-532-67
  • Verify the existing part number is 1.037770
  • Isolate the electrical supply before fitting

Not sure which part?

Search by part number, product name or brand — our technical team confirms fitment before anything is dispatched.