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Details
| Specification | Value |
|---|---|
| Brand | THERMOTEC |
| MPN | ktt090074 |
| Category | Air conditioner compressor |
| Voltage [V] | 12 V |
| Manufacturer Restriction | DENSO |
| Belt Pulley ร [mm] | 100 mm |
| Compressor ID | 6SEU14C |
OE numbers (23)
Search by this OE number to find compatible parts
- VWโ1K0 820 859S
- AUDI / VAG / VWโ4E0260805AG
- VAGโ4E0260805AJ
- VWโ4E0260805G
- AUDIโ4F0260805AG
- SEAT / SKODA / AUDI / CUPRA / VAG / VWโ4F0 260 805 AJ
- AUDIโ4F0260805D
- AUDI / VWโ4G0 260 805B
- AUDIโ4G0260805D
- VWโ4H0260805E
- AUDI / CUPRA / SEAT / SKODA / VAG / VW / VW/SEATโ5Q0 816 803D
- VAGโ7L6 820 803 N
- AUDI / CUPRA / VWโ8E0 260 805AS
- VWโ8E0260805CG
- VWโ8E0260805N
- VW / AUDI / CUPRAโ8K0 260 805 C
- VW / AUDI / CUPRAโ8K0 260 805 F
- AUDI / VW / CUPRA / VAGโ8K0 260 805J
- AUDIโ8K0260805M
- AUDI / CUPRA / VWโ8K0260805P
- AUDI / PORSCHEโ8T0260805E
- AUDI / PEUGEOT (DF-PSA) / PORSCHEโ8T0260805N
- PEUGEOTโ9204C5
Where this part fits
Original-fit position for OE 4G0260805B. The red ring marks where this part installs on the vehicle.

About this product
The THERMOTEC Air conditioner compressor (KTT090074) is a professional-grade replacement component engineered for long service life and reliable operation across all conditions your vehicle encounters. The part is built to the following specification: Voltage [V]: Zinc V, Manufacturer Restriction: DENSO, Belt Pulley ร [mm]: 100 mm, Compressor Oil: 0, Compressor ID: 6SEU14C. Each dimension is checked against the OEM reference to ensure the component seats and functions correctly first time. Verified to fit AUDI, PROTON, SEAT, SKODA and 1 other makes models. All compatibility data is cross-checked against the TecDoc database โ select your vehicle to confirm the part matches your specific engine and year. This part supersedes original equipment references: 090.205.001.260, 090.205.020.260, 090.205.021.260, 090.205.039.090 and 30 more. Matching these numbers confirms a like-for-like replacement with no loss of function. THERMOTEC 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 โ 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 โ 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 โ and aftermarket parts from established brands deliver OEM-equivalent performance at a fraction of the dealer price. Every part is dispatched with tracked delivery and a 14-day money-back guarantee with hassle-free returns.
Suitable cars
Equivalent products (4)
Air conditioner compressor THERMOTEC KTT090074 โ compatible car models
| Car models | AUDI: A1 (8X1, 8XK), A1 Sportback (8XA, 8XF), A3 (8P1), A3 (8V1, 8VK), A3 Convertible (8P7), A3 Convertible (8V7, 8VE), A3 Limousine (8VS, 8VM), A3 Sportback (8PA), A3 Sportback (8VA, 8VF), A4 Allroad B8 (8KH) (+16 more); PROTON: WIRA; SEAT: ALHAMBRA (710, 711), ALTEA (5P1), ALTEA XL (5P5, 5P8) |
|---|---|
| Engines | 1.0 TFSI; 1.2 TSI; 1.2 TFSI; 1.4 TFSI; 3.0 TDI quattro; 2.4; 2.7 TDI; 1.8 TFSI; 1.3 (C96); 1.4 TSI |
| Year of manufacture | 1993-2022 |
| Manufacturer article number (MPN) | KTT090074 |
| OE part numbers | 1K0 820 859S, 4E0260805AG, 4E0260805AJ, 4E0260805G, 4F0260805AG, 4F0 260 805 AJ, 4F0260805D, 4G0 260 805B, 4G0260805D, 4H0260805E, 5Q0 816 803D, 7L6 820 803 N, 8E0 260 805AS, 8E0260805CG, 8E0260805N, 8K0 260 805 C, 8K0 260 805 F, 8K0 260 805J, 8K0260805M, 8K0260805P (+3 more) |
Compatibility check
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Please wait while we load vehicle compatibility information.Description and what's included
THERMOTEC ktt090074 Air conditioner compressor. Belt Pulley ร [mm]: 100 mm. Compressor ID: 6SEU14C. Compressor Oil: 0. Manufacturer Restriction: DENSO. Refrigerant: 4. Voltage [V]: 12 V
- 1x Air conditioner compressor
Shipping, returns, warranty
Free UK delivery on orders over ยฃ99.00. Tracked standard shipping.
- Standard delivery: 5โ9 business days
- Order before 5pm โ ships the next working day
- 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 Air conditioner compressor compatible with my car?
This Air conditioner compressor fits AUDI, PROTON, SEAT, SKODA, VW vehicles. Use the vehicle selector at the top of the page to check exact compatibility โ enter your car's make, model, and engine for a confirmed fitment match. All fitment data is verified through TecDoc.
What specifications does this THERMOTEC Air conditioner compressor have?
This THERMOTEC Air conditioner compressor has the following specifications: Voltage [V]: 12 V; Manufacturer Restriction: DENSO; Belt Pulley ร [mm]: 100 mm; Compressor Oil: 0; Compressor ID: 6SEU14C; Refrigerant: 4. Check the full specifications table above for complete details.
What OE part numbers does this Air conditioner compressor replace?
This Air conditioner compressor replaces OE part numbers: 1K0 820 859S, 4E0260805AG, 4E0260805AJ, 4E0260805G, 4F0260805AG, 4F0 260 805 AJ, 4F0260805D, 4G0 260 805B and 15 more. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a Air conditioner compressor cost?
This THERMOTEC Air conditioner compressor is available for ยฃ342.99. Air conditioner compressor prices vary depending on brand, specifications, and vehicle compatibility. THERMOTEC parts offer a balance of quality and value, backed by our 14-day money-back guarantee.
How do I know when to replace my Air conditioner compressor?
Regular inspection of your Air conditioner compressor is recommended as part of routine vehicle maintenance. Watch for changes in performance, unusual noises, or visual signs of wear. Consult your vehicle's owner manual for manufacturer-recommended replacement intervals specific to your make and model.
What tools do I need to replace a Air conditioner compressor?
Tools required vary by vehicle make and model. Generally, a basic socket set, screwdrivers, and vehicle-specific tools may be needed. We recommend consulting a workshop manual for your specific vehicle, or having the Air conditioner compressor fitted by a professional mechanic.
Can I use this part as a replacement for OE 1K0 820 859S?
Yes, this THERMOTEC Air conditioner compressor is a direct replacement for OE part number 1K0 820 859S. 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.

