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Navien SC Inlet Adaptor 20030565A

Navien

Navien SC Inlet Adaptor 20030565A

Navien SC inlet adaptor, part 20030565A, for NCB-CE system and combination boilers.

Manufacturer part no.
20030565A
Showing prices

£6.68

£5.57 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

This Navien SC inlet adaptor is a connection component for the NCB-CE range of system and combination boilers. It forms part of the boiler's inlet pipework, allowing the SC inlet to be connected to the appliance. The part is identified by the manufacturer's number 20030565A.

Signs this part needs replacing

  • Water leaking from the inlet connection
  • Corrosion, scaling or mineral build-up on the adaptor
  • Cracks or physical damage to the adaptor body
  • Difficulty achieving a watertight seal when reconnecting pipework
  • Pressure loss or intermittent water ingress at the inlet

Before you order

  • Check the boiler model and serial number against the fit list above
  • Confirm the part number 20030565A matches the existing component
  • Isolate the boiler and drain the relevant circuit before replacement
  • Inspect the existing adaptor for thread type and size to ensure correct fit

Not sure which part?

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