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Details
| Specification | Value |
|---|---|
| Brand | STARDAX |
| MPN | stx100814r |
| Category | Power generator |
| Voltage [V] | 12 V |
| Alternator Charging Current [A] | 150 A |
| Belt Pulley Ø [mm] | 50 mm |
OE/OEM numbers (10)
Search by this OE number to find compatible parts
- MERCEDES-BENZ—6401540102
- MERCEDES-BENZ—6401540202
- MERCEDES-BENZ—6401540302
- MERCEDES-BENZ—6401540402
- MERCEDES-BENZ—6401540502
- MERCEDES-BENZ—A6401540102
- MERCEDES-BENZ—A6401540202
- MERCEDES-BENZ—A6401540302
- MERCEDES-BENZ—a6401540402
- MERCEDES-BENZ—a6401540502
Where this part fits
Original-fit position for OE A6401540302. The red ring marks where this part installs on the vehicle.
About this product
The STARDAX Power generator (STX100814R) 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, Alternator Charging Current [A]: 150 A, Number of ribs: Rubber, Belt Pulley Ø [mm]: 50 mm, Pulleys: 0. Each dimension is checked against the OEM reference to ensure the component seats and functions correctly first time. Verified to fit MERCEDES-BENZ 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: 0986080040, 112515, 210395, 2251521502 and 46 more. Matching these numbers confirms a like-for-like replacement with no loss of function. STARDAX 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 (38)
Show all 38 OE numbers
Power generator STARDAX STX100814R — compatible car models
| Car models | MERCEDES-BENZ: A-CLASS (W169), B-CLASS Sports Tourer (W245) |
|---|---|
| Engines | A 160 CDI (169.006, 169.306); B 180 CDI (245.207) |
| Year of manufacture | 2004-2012 |
| Manufacturer article number (MPN) | STX100814R |
| OE part numbers | 6401540102, 6401540202, 6401540302, 6401540402, 6401540502, A6401540102, A6401540202, A6401540302, a6401540402, a6401540502 |
Compatibility check
Loading vehicle data…
Please wait while we load vehicle compatibility information.Description and what's included
STARDAX stx100814r Power generator. Alternator Charging Current [A]: 150 A. Belt Pulley Ø [mm]: 50 mm. Guarantee: 2. Number of grooves: 5. Number of ribs: 5. Pulleys: 0. Voltage [V]: 12 V
- 1x Power generator
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 Power generator compatible with my car?
This Power generator fits MERCEDES-BENZ 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 STARDAX Power generator have?
This STARDAX Power generator has the following specifications: Voltage [V]: 12 V; Alternator Charging Current [A]: 150 A; Number of ribs: 5; Belt Pulley Ø [mm]: 50 mm; Pulleys: 0; Guarantee: 2. Check the full specifications table above for complete details.
What OE part numbers does this Power generator replace?
This Power generator replaces OE part numbers: 6401540102, 6401540202, 6401540302, 6401540402, 6401540502, A6401540102, A6401540202, A6401540302 and 2 more. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a Power generator cost?
This STARDAX Power generator is available for £297.99. Power generator prices vary depending on brand, specifications, and vehicle compatibility. STARDAX parts offer a balance of quality and value, backed by our 14-day money-back guarantee.
How do I know when to replace my Power generator?
Watch for dimming headlights, warning light on dashboard, dead battery, strange noises from the engine, or electrical accessories malfunctioning.
What tools do I need to replace a Power generator?
Tools needed: socket set (8-17mm), spanner set, serpentine belt tool or breaker bar, multi-meter (for testing charge output), battery terminal clamp remover. Difficulty: Moderate DIY. Safety warning: Disconnect the battery negative terminal before starting. Never disconnect the alternator with the engine running -- voltage spikes will destroy ECU electronics.
Can I use this part as a replacement for OE 6401540102?
Yes, this STARDAX Power generator is a direct replacement for OE part number 6401540102. 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.
