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Andrews Freeze Preventive Heater 2DJW

Andrews

Andrews Freeze Preventive Heater 2DJW

Freeze preventive heater 2DJW (part Z037) for Andrews water heaters, fitted to protect the appliance from frost damage.

At a glance

  • Appliance family: Andrews water heaters
  • Also known as 1821876
Manufacturer part no.
Z037
Showing prices

£21.22

£17.68 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.

Same-day dispatch

Ordered by 4pm Mon–Fri, 10:30am Sat.

30-day returns

Unused, in original packaging.

What it is

The Andrews freeze preventive heater 2DJW is a frost protection component for Andrews water heaters. It is listed under part number 2DJW with the SKU Z037. Its role is to guard the appliance against freezing in cold conditions.

Signs this part needs replacing

  • The water heater is at risk of freezing during cold spells despite the heater being fitted.
  • Visible damage, corrosion or discolouration on the heater body or its connections.
  • The heater no longer warms when power is applied.
  • Continuity testing across the heater indicates an open circuit.
  • Frost damage or a frozen component has occurred in the appliance.

Before you order

  • Confirm the appliance model against the manufacturer's parts list.
  • Check the part number 2DJW and SKU Z037 match the component being replaced.
  • Inspect the mounting point and connections for damage before fitting.
  • Isolate the appliance from the power and water supply before any work.

Not sure which part?

Tell the parts assistant what it's going into — the appliance make and model, or the GC number off the data badge — and it will check this part is on the fit list.

Andrews Freeze Preventive Heater 2DJW | Z037