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Glow-worm Wiring Harness 0020210413

Glow-worm

Glow-worm Wiring Harness 0020210413

Wiring harness for Glow-worm gas boilers, including Betacom, Easicom, Energy, Essential, HOME, Sustain and Ultimate models.

Manufacturer part no.
0020210413
Showing prices

£9.53

£7.94 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 Glow-worm 0020210413 is a wiring harness used in a range of Glow-worm gas boilers. It carries electrical connections between the boiler's control components, allowing power and signals to reach the fan, pump, sensors and PCB. It is listed under the Wiring category of Glow-worm boiler spares.

Signs this part needs replacing

  • Intermittent operation or random shutdowns traced to a loose or broken connection
  • Visible damage to the loom, such as chafed, cracked or heat-brittled insulation
  • Corroded, discoloured or burnt connector terminals
  • Fault codes or loss of power to individual boiler components
  • Components such as the fan or pump failing to run when the PCB signals them

Before you order

  • Confirm your boiler model against the fitment list above before ordering
  • Check the part number printed on the existing harness matches 0020210413
  • Inspect the connector plugs and pin count on your boiler to confirm the harness layout matches
  • If the boiler is under warranty, check whether work must be carried out by a registered engineer

Not sure which part?

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