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Details
| Specification | Value |
|---|---|
| Brand | EPS |
| MPN | 1.800.027 |
| Pressure [bar] | 0.5 bar |
| Thread Size | 1/8-27NPT |
OE/OEM numbers (10)
About this product
Sourced from EPS, this oil pressure switch (1.800.027) combines precision engineering with durable materials to meet the demands of everyday driving and extended service intervals. Technical specifications — Pressure [bar]: 0, Rubber bar, Thread Size: 1/8-27NPT, Spanner Size: 24 — are verified against the OEM data sheet to guarantee fitment accuracy and performance parity with the original equipment. Verified to fit AUSTIN, INNOCENTI, JAGUAR, ROVER and 1 other makes models. All compatibility data is cross-checked against the TecDoc database — select your vehicle to confirm the part matches your specific engine and year. This part supersedes original equipment references: 111 008, 111 010, 111 019, 111 113 and 33 more. Matching these numbers confirms a like-for-like replacement with no loss of function. EPS is a recognised supplier of automotive replacement components to independent workshops and dealer networks across Europe. All parts are sourced from authorised distribution channels and carry full manufacturer traceability — you receive exactly the same component supplied to professional garages and dealer workshops. If fitment or specifications do not match your vehicle, our technical team can help identify the correct alternative — use the vehicle selector or contact us with your VIN for a guaranteed-fit recommendation. Replacing worn components on schedule preserves your vehicle's safety, reliability, and resale value — and aftermarket parts from established brands deliver OEM-equivalent performance at a fraction of the dealer price. Every part is dispatched from our UK warehouse with a 30-day money-back guarantee and free hassle-free returns.
Suitable cars
Equivalent products (27)
Show all 27 OE numbers
Oil Pressure Switch EPS 1.800.027 — compatible car models
| Car models | AUSTIN: MONTEGO Estate (XE), MONTEGO (XE); INNOCENTI: MINI; JAGUAR: E-TYPE, E-TYPE 2+2, E-TYPE Convertible, XJ, XJ Coupe, XJSC Convertible (X27), XJ (XJ40, XJ81); ROVER: 800 Hatchback (XS), MAESTRO Hatchback, MINI Convertible (XN), MINI Hatchback, MONTEGO, MONTEGO Estate (XE); SAAB: 900 I Combi Coupe, 99 Combi Coupe |
|---|---|
| Engines | 1.6 LS; 1.3; 1.0; 4.2 (Series3); V12 5.3 (Series3); 12 5.3; 3.6; 820 i/Si (XS); 1300; 1000; 2.0 GTi; 2.0 c; 2.0 |
| Year of manufacture | 1961-2001 |
| Manufacturer article number (MPN) | 1.800.027 |
| OE part numbers | 33331115, 633331115, 83 50 571, C42 200, GPS101, GPS126, GPS131, GPS133, LHD 5642AA, RTC3651 |
Compatibility check
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Please wait while we load vehicle compatibility information.Description and what's included
EPS 1.800.027 Made in Italy - OE Equivalent. Pressure [bar]: 0,5 bar. Spanner Size: 24. Thread Size: 1/8-27NPT
- 1x Oil Pressure Switch
Shipping, returns, warranty
Free UK delivery on orders over £99.00. Express and standard shipping available.
- Standard delivery: 2-5 business days
- Express delivery: 1-2 business days
- Free returns within 14 days
- All parts backed by manufacturer warranty
Warranty: 12-month manufacturer warranty on all parts. 14-day money-back guarantee if the part doesn't fit your vehicle.
Frequently Asked Questions
Is this Oil Pressure Switch compatible with my car?
This Oil Pressure Switch fits AUSTIN, INNOCENTI, JAGUAR, ROVER, SAAB vehicles. Use the vehicle selector at the top of the page to check exact compatibility — enter your car's make, model, and engine for a confirmed fitment match. All fitment data is verified through TecDoc.
What specifications does this EPS Oil Pressure Switch have?
This EPS Oil Pressure Switch has the following specifications: Pressure [bar]: 0,5 bar; Thread Size: 1/8-27NPT; Spanner Size: 24. Check the full specifications table above for complete details.
What OE part numbers does this Oil Pressure Switch replace?
This Oil Pressure Switch replaces OE part numbers: 33331115, 633331115, 83 50 571, C42 200, GPS101, GPS126, GPS131, GPS133 and 2 more. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a Oil Pressure Switch cost?
This EPS Oil Pressure Switch is available for £8.99. Oil Pressure Switch prices vary depending on brand, specifications, and vehicle compatibility. EPS parts offer a balance of quality and value, backed by our 14-day money-back guarantee.
How do I know when to replace my Oil Pressure Switch?
Symptoms include the oil pressure warning light flickering or staying on at idle (when oil level is confirmed normal), oil leaks at the switch location, or an inaccurate oil pressure gauge reading.
What tools do I need to replace a Oil Pressure Switch?
Tools needed: 24mm deep socket or dedicated oil pressure switch socket, PTFE thread tape, torque wrench, drain pan. Difficulty: Easy DIY. Safety warning: Work with the engine fully cold and drained to below the switch level. After fitting, check the oil pressure reading is normal on the first start before driving.
Can I use this part as a replacement for OE 33331115?
Yes, this EPS Oil Pressure Switch is a direct replacement for OE part number 33331115. It is manufactured to meet or exceed original equipment specifications, ensuring proper fitment and performance. All cross-reference data is verified through TecDoc.
Related categories
Common OE numbers for this part
Common original equipment numbers linked to stocked alternatives.
