Andrews
Andrews Wiring Coupling Z339
Wiring coupling for Andrews Fastflo and hot water spares water heaters.
At a glance
- Part type: Wiring coupling
- Appliance family: Andrews water heaters
- Also known as 1824168
Showing prices
£8.09
£6.74 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 Z339 is a wiring coupling used in Andrews water heaters. It forms part of the electrical connection within the appliance. This component is listed for use across several Andrews Fastflo and hot water spares models.
Signs this part needs replacing
- Intermittent electrical faults or power loss to the appliance
- Visible scorching, melting or discolouration at the coupling
- Corrosion or rust on the terminals or connector pins
- Cracked or brittle plastic housing
- Loose wiring that will not stay seated in the coupling
Before you order
- Confirm your appliance model matches one of the fitments listed above
- Check the existing coupling for the part number Z339 or equivalent marking
- Ensure the connector type and pin configuration match your appliance
- Isolate the electrical supply before inspection or replacement
Compliance
| Alternative numbers | 1824168 |
|---|
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| ANDREWS WATER HEATERS ANDREWS HOT WATER SPARES | — | — | — | |
| ANDREWS WATER HEATERS FASTFLO LWH42 | — | — | — | |
| ANDREWS WATER HEATERS FASTFLO LWH56 | — | — | — | |
| ANDREWS WATER HEATERS FASTFLO WH42 | — | — | — | |
| ANDREWS WATER HEATERS FASTFLO WH56 | — | — | — |
Fitment listings are a guide, not a guarantee. Plant-room assemblies get modified on site more often than not. Send us the GC number off the data badge and a photo of the existing valve and we will confirm before anything is dispatched.
Documents & drawings
Everything we hold for this part. Where a document exists but we don't hold it, the technical team will source it from the manufacturer — usually the same working day.
No technical questions yet for this part.
Not sure which part?
Search by part number, product name or brand — our technical team confirms fitment before anything is dispatched.