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Vaillant Plug 0010029433

Vaillant

Vaillant Plug 0010029433

Vaillant 0010029433 plug for Ecotec 610-635 and Ecotec PLUS 826-940 Cs/1-5 boilers.

At a glance

  • Also known as 1391768
Manufacturer part no.
0010029433
Showing prices

£2.34

£1.95 ex. VAT · VAT at 20%

Available to order · 7 working days
Available to order · 7 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 Vaillant 0010029433 is a plug used on Vaillant Ecotec and Ecotec PLUS Cs/1-5 appliances. It seals or blanks off a port or connection point within the appliance. It is a small component, ordered individually.

Signs this part needs replacing

  • Visible weeping or damp staining around the plug
  • Corrosion or pitting on the plug body
  • Scale or debris build-up preventing it seating correctly
  • Unexplained loss of system pressure traced to the plug position
  • The plug is missing, damaged or cross-threaded after service work

Before you order

  • Confirm your appliance model against the fitment list above
  • Check the part number on the appliance's parts list matches 0010029433
  • Inspect the surrounding port for thread damage before fitting a replacement
  • Check whether any sealing washer or jointing compound is required separately for your appliance

Not sure which part?

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