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Andrews Power Transformer R300 C164AWH

Andrews

Andrews Power Transformer R300 C164AWH

Power transformer R300 for Andrews water heaters, part number C164AWH, used in the ignition circuit.

At a glance

  • Also known as 1821031
Manufacturer part no.
C164AWH
Showing prices

£389.84

£324.87 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 Andrews C164AWH is a power transformer, designated R300, used in the ignition circuit of Andrews water heaters. It provides the voltage required to generate an ignition spark at the burner. It is classified as an ignition unit within the Andrews gas appliance spares range.

Signs this part needs replacing

  • No spark at the ignition electrode, so the burner fails to light
  • Appliance locks out on ignition failure
  • Intermittent ignition or repeated failed ignition attempts
  • Buzzing, humming or arcing noises from the transformer area
  • Visible scorching, burning or a cracked casing on the transformer

Before you order

  • Confirm the appliance model against the manufacturer's parts list
  • Check the existing transformer is marked R300 and matches part number C164AWH
  • Isolate the electrical supply before removing or fitting the transformer

Not sure which part?

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