Vaillant
Vaillant Pressure Safeguard 050557
Vaillant pressure safeguard (air pressure switch) 050557 for Thermocompact, Turbomax and Thermo Compact gas boilers.
At a glance
- Also known as 1372557, N1835
£118.82
£99.02 ex. VAT · VAT at 20%
Same-day dispatch
Ordered by 4pm Mon–Fri, 10:30am Sat.
30-day returns
Unused, in original packaging.
What it is
The Vaillant 050557 pressure safeguard is an air pressure switch used in Vaillant gas boilers. It monitors air pressure within the appliance and forms part of the boiler's safety and firing sequence. It is supplied as a spare component for the Thermocompact, Turbomax and Thermo Compact families.
Signs this part needs replacing
- Boiler fails to fire and goes to lockout after the fan starts.
- Repeated or intermittent lockouts that clear on reset.
- Fan runs but the boiler does not complete its ignition sequence.
- Boiler shuts down shortly after start-up on an air pressure fault.
- Erratic or noisy operation linked to the pressure sensing circuit.
Before you order
- Check your appliance model against the fitment list above.
- Confirm the part number on the existing component matches 050557.
- Inspect the pressure sensing tubing and connections for blockages, splits or loose fit before fitting a new switch.
- If your appliance is not listed, check the manufacturer's parts list for your model.
Compliance
| GC number | 283-731 |
|---|---|
| Barcode / EAN | 4024074068144 |
| Alternative numbers | 1372557, N1835 |
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| VAILLANT THERMOcompact VU 142/1E (1998-2000) | 41-044-16 | 41-044-16 | — | — |
| VAILLANT THERMOcompact VU 242/2E (1988-2000) | — | — | — | |
| VAILLANT THERMOcompact VU 282/3E (1998-2000) | — | — | — | |
| VAILLANT THERMOcompact VU GB 142/1 E (1998-2000) | 41-044-16 | 41-044-16 | — | — |
| VAILLANT THERMOcompact VU GB 182/1E (1998-2000) | 41-044-13 | 41-044-13 | — | — |
| VAILLANT THERMOcompact VU GB 182E (1995-1998) | 41-044-13 | 41-044-13 | — | — |
| VAILLANT THERMOcompact VU GB 242/1E (1998-2000) | 41-044-18 | 41-044-18 | — | — |
| VAILLANT THERMOcompact VU GB 242E (1995-1998) | 41-044-14 | 41-044-14 | — | — |
| VAILLANT THERMOcompact VU GB 282/1E (1998-2000) | 41-044-19 | 41-044-19 | — | — |
| VAILLANT THERMOcompact VU GB 282E (1995-1998) | 41-044-15 | 41-044-15 | — | — |
Showing 10 of 41 compatible appliances.
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.
VAILLANT appliance manual — THERMOcompact VU 142/1E (1998-2000) (GC 41-044-16), THERMOcompact VU GB 142/1 E (1998-2000) (GC 41-044-16), THERMOcompact VU GB 182/1E (1998-2000) (GC 41-044-13), THERMOcompact VU GB 242/1E (1998-2000) (GC 41-044-18), THERMOcompact VU GB 282/1E (1998-2000) (GC 41-044-19), VU 142/1 E (GC 41-044-16), VU 182/1 E (GC 41-044-13), VU 242/1 E (GC 41-044-18), VU 282/1 E (GC 41-044-19)
manualmanualVAILLANT appliance manual — TURBOmax VUW 242/1E (1998-2000) (GC 47-044-02), TURBOmax VUW 282/1E (1998-2000) (GC 47-044-06), VUW 242/1 E (GC 47-044-02), VUW 282/1 E (GC 47-044-06)
manualmanualVAILLANT appliance manual — TURBOmax VUW 242E (1995-1998) (GC 47-044-25), TURBOmax VUW 282E (1995-1998) (GC 47-044-26), VUW 242 E (GC 47-044-25), VUW 282 E (GC 47-044-26)
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