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Gledhill Relay XB321

Gledhill

Gledhill Relay XB321

Relay for Gledhill Pulsacoil III water heaters, part number XB321.

At a glance

  • Appliance family: Pulsacoil III
  • Also known as 2000117
Manufacturer part no.
XB321
Showing prices

£28.06

£23.38 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 Gledhill XB321 is a relay used in Pulsacoil III water heaters. It is also referenced as PC111. The relay controls electrical switching within the appliance's heating circuit.

Signs this part needs replacing

  • No hot water or intermittent hot water from the Pulsacoil III.
  • Relay clicking repeatedly but the heating element not energising.
  • Visible burning, scorching or discolouration on the relay or its connections.
  • The appliance fails to switch between heating modes correctly.

Before you order

  • Confirm your appliance model is Pulsacoil III.
  • Check the existing relay for the part number XB321 or PC111.
  • Isolate the electrical supply before inspecting or replacing the relay.

Not sure which part?

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