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AC Pressure Switch MAHLE ASW 21 000S
Pressure Switch Air Conditioning MAHLE ASW 21 000S. Fits 32 car models (OPEL, VAUXHALL), 1986–2009. Replaces 2 OE numbers.

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Specification. From the manufacturer's data.
- Brand
- MAHLE
- Thread Size
- M10xP1.25
- Number of pins
- 4 -pin connector
- Packaging length [cm]
- 7.5 cm
- Packaging width [cm]
- 5.40 cm
- Packaging height [cm]
- 7.50 cm
- Opening pressure (21) [bar]
- 18.63 bar
- Opening pressure (21) [bar]
- 23.53 bar
- Opening pressure (21) [bar]
- 2.06 bar
- Closing pressure (21) [bar]
- 15.59 bar
- Closing pressure (21) [bar]
- 39.22 bar
- Closing pressure (21) [bar]
- 1.96 bar
- Net Weight [g]
- 66 g
- Category
- Pressure Switch Air Conditioning
- MPN
- ASW 21 000S
- SKU
- 0287-ASW 21 000S
- GTIN / EAN
- 4057635049955
- What's included
- 1x Pressure Switch Air Conditioning
OE numbers. The originals this part replaces.
Numbers the vehicle makers and other brands use for this part. Only a confirmed OE number links to its own page; other brands' equivalents are under “Equivalent products”.
Where this part fits
Original-fit position for OE 1854773. The red ring marks where this part installs on the vehicle.

Equivalent products. They fit in the same place.
5 available · 15 numbers In stock from £13.99 to £17.99.
Only 3 left!
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All 15 cross-reference numbers
Numbers other makers give for this part. They are aftermarket numbers, not the vehicle maker's OE numbers; a linked number is one we sell.
- AKS DASIS 860028N
- CTR 120 50 77
- CTR 120 50 77
- DELPHI TSP0435039
- DELPHI DIESEL TSP0435039
- DENSO DPS200-03
- FRIGAIR 29.30739
- HERTH+BUSS ELPARTS 70 100 003
- NRF 38927
- SMP F4-36607
- TOPRAN 205 942
- VACS PS18120
- VALEO 509668
- VEMO V40-73-0010
- WAECO 888-0900012
Compatible cars. OPEL, VAUXHALL, 32 models.
Matched from the manufacturer's data. Production years 1986–2009.
Pressure Switch Air Conditioning for OPELPressure Switch Air Conditioning for VAUXHALL
| Model | Engines | Years |
|---|---|---|
| OPEL18 models | ||
| OPEL ASTRA F Convertible (T92) | 1.4 i 16V, 1.4 Si, 1.6 i, 1.8 i 16V, 2.0 i | 1993–2001 |
| OPEL ASTRA F Estate (T92) | 1.4 (F35, M35), 1.4 i (F35, M35), 1.4 i 16V (F35, M35), 1.4 Si (F35, M35), 1.6 (F35, M35), 1.6 i (F35, M35), 1.6 i 16V (F35, M35), 1.6 Si (F35, M35), 1.7 D (F35, M35), 1.7 TD (F35, M35), 1.7 TDS (F35, M35), 1.8 i (F35, M35), 1.8 i 16V (F35, M35), 2.0 i (F35, M35), 2.0 i 16V (F35, M35) | 1991–2001 |
| OPEL ASTRA F Estate Van (T92) | 1.4 i (F70), 1.6 i (F70), 1.7 D (F70), 1.7 TD (F70) | 1991–1999 |
| OPEL ASTRA F Hatchback (T92) | 1.4 (F08, M08, F68, M68), 1.4 i (F08, M08, F68, M68), 1.4 i 16V (F08, M08, F68, M68), 1.4 Si (F08, M08, F68, M68), 1.6 (F08, M08, F68, M68), 1.6 i (F08, M08, F68, M68), 1.6 i 16V (F08, M08, F68, M68), 1.6 Si (F08, M08, F68, M68), 1.7 D (F08, M08, F68, M68), 1.7 TD (F08, M08, F68, M68), 1.7 TDS (F08, M08, F68, M68), 1.8 (F08, M08, F68, M68), 1.8 i (F08, M08, F68, M68), 1.8 i 16V (F08, M08, F68, M68), 2.0 GSI 16V (F08, M08, F68, M68), 2.0 i (F08, M08, F68, M68), 2.0 i 16V (F08, M08, F68, M68) | 1991–2000 |
| OPEL ASTRA F Saloon (T92) | 1.4 (F19, M19), 1.4 i (F19, M19), 1.4 i 16V (F19, M19), 1.4 Si (F19, M19), 1.6 (F19, M19), 1.6 i (F19, M19), 1.6 i 16V (F19, M19), 1.6 Si (F19, M19), 1.7 D (F19, M19), 1.7 TD (F19, M19), 1.7 TDS (F19, M19), 1.8 i (F19, M19), 1.8 i 16V (F19, M19), 2.0 i (F19, M19), 2.0 i 16V (F19, M19) | 1991–2001 |
| OPEL CALIBRA A (C89) | 2.0 i (M07), 2.0 i 16V (M07), 2.0 i 16V 4x4 (M07), 2.0 i 4x4 (M07), 2.0 i Turbo 4x4 (M07), 2.5 i V6 (M07) | 1989–1997 |
OPEL12 more models
| Model | Engines | Years |
|---|---|---|
| OPEL COMBO Box Body/MPV (71) | 1.2, 1.4, 1.4 16V, 1.7 D | 1994–2001 |
| OPEL CORSA B (S93) | 1.0 i 12V (F08, F68, M68), 1.2 i (F08, F68, M68), 1.2 i 16V (F08, F68, M68), 1.4 (F08, F68, M68), 1.4 i (F08, F68, M68), 1.4 i 16V (F08, F68, M68), 1.4 Si (F08, F68, M68), 1.5 D (F08, F68, M68), 1.5 TD (F08, F68, M68), 1.6 GSI 16V (F08, F68, M68), 1.6 i 16V (F08, F68, M68), 1.7 D (F08, F68, M68), 130i | 1993–2009 |
| OPEL CORSA B Estate (S93) | 1.4 i 16V (F35) | 1998–2002 |
| OPEL CORSA B Hatchback Van (S93) | 1.4 i (F08, W5L), 1.7 D (F08, W5L) | 1994–2001 |
| OPEL OMEGA A (V87) | 2.0 (F19, M19, N19), 2.0 i (F19, M19, N19), 2.3 D (F19, M19, N19), 2.3 TD (F19, M19, N19), 2.3 TD Interc. (F19, M19, N19), 2.4 i (F19, M19, N19), 3.0 (3000) (F19, M19, N19), 3.0 (3000) Cat (F19, M19, N19), 3.0 24V (3000) (F19, M19, N19) | 1986–1994 |
| OPEL OMEGA A Estate (V87) | 2.0 (F35, M35), 2.0 i (F35, M35), 2.3 D (F35, M35), 2.3 TD (F35, M35), 2.3 TD Interc. (F35, M35), 2.4 i (F35, M35), 3.0 (F35, M35), 3.0 24V (F35, M35), 3.0 Cat (F35, M35) | 1986–1994 |
| OPEL OMEGA B (V94) | 2.0 (F69, M69, P69), 2.0 16V (F69, M69, P69), 2.2 16V (F69, M69, P69), 2.5 TD (F69, M69, P69), 2.5 V6 (F69, M69, P69), 2.6 V6 (F69, M69, P69), 3.0 V6 (F69, M69, P69), 3.2 V6 (F69, M69, P69) | 1994–2005 |
| OPEL OMEGA B Estate (V94) | 2.0 (F35, M35, P35), 2.0 16V (F35, M35, P35), 2.2 16V (F35, M35, P35), 2.5 TD (F35, M35, P35), 2.5 V6 (F35, M35, P35), 2.6 (F35, M35, P35), 2.6 V6 (F35, M35, P35), 3.0 V6 (F35, M35, P35), 3.2 V6 (F35, M35, P35) | 1994–2003 |
| OPEL SINTRA (APV) | 2.2 DTI, 2.2 i 16V (OUN16, Y94), 3.0 i 24V (OUN16, Y94) | 1996–1999 |
| OPEL TIGRA (S93) | 1.4 16V (F07), 1.6 16V (F07) | 1994–2000 |
| OPEL VECTRA A (J89) | 1.6 (F19, M19), 1.6 i (F19, M19), 1.7 D (F19, M19), 1.7 TD (F19, M19), 1.8 i Cat (F19, M19), 2.0 i (F19, M19), 2.0 i 16V (F19, M19), 2.0 i 16V 4x4 (F19, M19), 2.0 i 4x4 (F19, M19), 2.0 i Cat (F19, M19), 2.0 i Cat 4x4 (F19, M19), 2.0 i Turbo 4x4 (F19, M19), 2.5 CD 4x4 (F19, M19), 2.5 V6 (F19, M19), 2000/GT 16V (F19, M19), 2000/GT 16V Cat (F19, M19), 2000/GT 16V Cat 4x4 (F19, M19) | 1988–1995 |
| OPEL VECTRA A Hatchback (J89) | 1.6 (F68, M68), 1.6 i (F68, M68), 1.6 i Cat (F68, M68), 1.6 S, 1.7 D (F68, M68), 1.7 TD (F68, M68), 1.8 i Cat (F68, M68), 2.0 i (F68, M68), 2.0 i 16V (F68, M68), 2.0 i 16V Cat (F68, M68), 2.0 i Cat (F68, M68), 2.0 i GT (F68, M68), 2.5 V6 (F68, M68) | 1988–1995 |
VAUXHALL14 models
| Model | Engines | Years |
|---|---|---|
| VAUXHALL ASTRA Mk III (F) Convertible (T92) | 1.6 i, 1.8, 1.8 16V, 2.0 i | 1991–2001 |
| VAUXHALL ASTRA Mk III (F) Estate (T92) | 1.4 i, 1.4 i 16V, 1.6 i, 1.6 i 16V, 1.6 Si, 1.7 D, 1.7 TD, 1.8 i, 1.8 i 16V, 2.0 i, 2.0 i 16V | 1991–1998 |
| VAUXHALL ASTRA Mk III (F) Hatchback (T92) | 1.4 i, 1.4 i 16V, 1.4 S, 1.6 i, 1.6 i 16V, 1.7 D, 1.7 TD, 1.8 i, 1.8 i 16V, 2.0 i, 2.0 i 16V | 1991–1998 |
| VAUXHALL ASTRA Mk III (F) Saloon (T92) | 1.4 i, 1.4 i 16V, 1.6 i, 1.6 i 16V, 1.7 D, 1.7 TD, 1.8 i, 1.8 i 16V, 2.0 i, 2.0 i 16V | 1991–1998 |
| VAUXHALL CALIBRA (C89) | 2.0 i, 2.0 i 16V, 2.0 i 16V 4x4, 2.0 i 4x4, 2.0 i Turbo 4x4, 2.5 i V6 | 1990–1997 |
| VAUXHALL CAVALIER Mk III Hatchback (J89) | 2.0 i, 2.0 i 16V, 2.0 i 16V 4x4, 2.0 i 4x4 (89), 2.0 i Cat, 2.5 V6 | 1988–1995 |
| VAUXHALL CAVALIER Mk III Saloon (J89) | 2.0 GSi, 2.0 GSi 4x4, 2.0 i, 2.0 i 16V, 2.0 i 16V 4x4, 2.0 i 4x4, 2.0 i Cat, 2.0 i Turbo 4x4, 2.0 SRi 16V, 2.5 V6 | 1988–1995 |
| VAUXHALL COMBO Mk I (B) (S93) | 1.4, 1.4 16V | 1994–2001 |
| VAUXHALL CORSA Mk I (B) (S93) | 1.0 i 12V, 1.2 i 16V, 1.4 i, 1.4 i 16V, 1.4 i S, 1.6 GSI 16V, 1.6 i 16V | 1992–2000 |
| VAUXHALL CORSAVAN Mk I (B) Hatchback Van (S93) | 1.4 i | 1994–2000 |
| VAUXHALL OMEGA (B) Estate (V94) | 2.0, 2.0 16V, 2.0 Dualfuel, 2.5 TD, 2.5 V6, 2.6 V6, 3.0 V6, 3.2 V6 | 1993–2003 |
| VAUXHALL OMEGA (B) Saloon (V94) | 2.0, 2.0 16V, 2.0 Dualfuel, 2.5 TD, 2.5 V6, 2.6 V6, 3.0 V6, 3.2 V6 | 1993–2003 |
| VAUXHALL SINTRA (APV) | 2.2 DTI, 2.2 i 16 V, 3.0 i 24V | 1996–1999 |
| VAUXHALL TIGRA Mk I (S93) | 1.4 16V, 1.6 16V | 1994–2000 |
Always verify compatibility with your vehicle before ordering.
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Common original equipment numbers linked to replacement-part pages.
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2-year warranty against manufacturing defects on all parts, counted from delivery. 14-day money-back guarantee if the part doesn't fit your vehicle. Delivery terms
We ship from the EU to 201 countries. Deliveries within the EU carry no customs charges; outside the UK and the EU, the destination country may charge import duties and taxes, paid on delivery. Delivery times and prices by country
Delivery times to EU countries (working days)
Austria 4–7, Belgium 4–7, Bulgaria 5–9, Croatia 5–9, Cyprus 4–19, Czechia 4–7, Denmark 4–8, Estonia 3–4, Finland 6–10, France 5–8, Germany 3–5, Greece 6–10, Hungary 4–7, Ireland 5–9, Italy 5–9, Latvia 2–3, Lithuania 2–3, Luxembourg 4–7, Malta 4–9, Netherlands 4–7, Poland 3–6, Portugal 6–10, Romania 4–8, Slovakia 4–7, Slovenia 4–8, Spain 6–9, Sweden 5–10