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Navien Adaptor Cold Water Inlet 30011959A

Navien

Navien Adaptor Cold Water Inlet 30011959A

Cold water inlet adaptor for Navien NPE-SWE CE-24S and CE-32S boilers, part number 30011959A.

At a glance

  • Appliance family: NPE-SWE CE series
Manufacturer part no.
30011959A
Showing prices

£81.72

£68.10 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 adaptor cold water inlet is a Navien component used on NPE-SWE CE series boilers. It provides the connection point where the cold water supply enters the appliance. The part is identified by Navien part number 30011959A.

Signs this part needs replacing

  • Water weeping or dripping from the cold water inlet connection
  • Visible corrosion, scale or mineral build-up on the adaptor body or threads
  • Staining or dampness around the inlet area of the boiler casing
  • Difficulty achieving a watertight seal when the supply is connected
  • Reduced or restricted cold water flow at the inlet

Before you order

  • Confirm the appliance model is NPE-SWE CE-24S or NPE-SWE CE-32S
  • Check the serial number against the appliance data plate to confirm the correct build
  • Verify the existing part number 30011959A before removing the old component
  • Inspect the inlet connection and surrounding pipework for damage that may also need attention

Not sure which part?

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