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Details
| Specification | Value |
|---|---|
| Brand | HELLA |
| MPN | 8el012428-741 |
| Category | Power generator |
| Voltage [V] | 14 V |
| Alternator Charging Current [A] | 150 A |
| Belt Pulley Ø [mm] | 49 mm |
OE/OEM numbers (21)
Search by this OE number to find compatible parts
- BMW—12 31 7 520 495
- BMW—12 31 7 520 922
- BMW—12 31 7 521 384
- BMW—12 31 7 521 385
- BMW—12 31 7 521 490
- BMW—12 31 7 521 491
- BMW—12 31 7 522 962
- BMW—12 31 7 532 966
- BMW—12 31 7 532 969
- BMW—12 31 7 533 270
- BMW—7 520 495
- BMW—7 520 922
Where this part fits
Original-fit position for OE 12317532966. The red ring marks where this part installs on the vehicle.
About this product
The HELLA Power generator (8EL 012 428-741) 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]: Nylon V, Alternator Charging Current [A]: 150 A, Belt Pulley Ø [mm]: 49 mm, Pulleys: Cast Iron, Number of grooves: Plastic. Each dimension is checked against the OEM reference to ensure the component seats and functions correctly first time. Verified to fit BMW 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: 012 428-741, 012428741, 0 124 525 042, 0 124 525 045 and 52 more. Matching these numbers confirms a like-for-like replacement with no loss of function. HELLA 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.
About HELLA
HELLA, founded in 1899 in Lippstadt, Germany, is a global automotive lighting and electronics specialist now operating as FORVIA HELLA. HELLA specialises in headlamps, rear lights, signal lighting, sensors, actuators, and electronic control units. As an OE supplier to virtually all major car manufacturers, HELLA products represent the cutting edge of automotive lighting and electronic technology. With 125+ years of innovation in vehicle illumination and electronics, HELLA is the definitive choice for high-quality lighting and electronic component replacements.
Suitable cars
Equivalent products (35)
Show all 35 OE numbers
Power generator HELLA 8EL 012 428-741 — compatible car models
| Car models | BMW: 1 Convertible (E88), 1 Coupe (E82), 1 (E81), 1 (E87), 3 Compact (E46), 3 Convertible (E46), 3 Convertible (E93), 3 Coupe (E46), 3 Coupe (E92), 3 (E46) (+7 more) |
|---|---|
| Engines | 118 i; 120 i; 116 i; 316 ti; 318 Ci; 320 i; 316 Ci; 316 i; 318 i; 520 i; sDrive 18 i; 2.0 i |
| Year of manufacture | 1997-2015 |
| Manufacturer article number (MPN) | 8EL 012 428-741 |
| OE part numbers | 12 31 7 520 495, 12 31 7 520 922, 12 31 7 521 384, 12 31 7 521 385, 12 31 7 521 490, 12 31 7 521 491, 12 31 7 522 962, 12 31 7 532 966, 12 31 7 532 969, 12 31 7 533 270, 7 520 495, 7 520 922, 7 521 384, 7 521 385, 7 521 490, 7 521 491, 7 522 962, 7 532 966, 7532969, 7 533 270 (+1 more) |
Compatibility check
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Please wait while we load vehicle compatibility information.Description and what's included
HELLA 8el012428-741 Power generator. Alternator Charging Current [A]: 150 A. Belt Pulley Ø [mm]: 49 mm. Number of grooves: 6. Pulleys: 3. Voltage [V]: 14 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 BMW 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 HELLA Power generator have?
This HELLA Power generator has the following specifications: Voltage [V]: 14 V; Alternator Charging Current [A]: 150 A; Belt Pulley Ø [mm]: 49 mm; Pulleys: 3; Number of grooves: 6. 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: 12 31 7 520 495, 12 31 7 520 922, 12 31 7 521 384, 12 31 7 521 385, 12 31 7 521 490, 12 31 7 521 491, 12 31 7 522 962, 12 31 7 532 966 and 13 more. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a Power generator cost?
This HELLA Power generator is available for £214.99. Power generator prices vary depending on brand, specifications, and vehicle compatibility. HELLA 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 12 31 7 520 495?
Yes, this HELLA Power generator is a direct replacement for OE part number 12 31 7 520 495. It is manufactured to meet or exceed original equipment specifications, ensuring proper fitment and performance. All cross-reference data is verified through TecDoc.
Is the HELLA 8EL 012 428-741 the same as the HELLA 8EL 011 710-061?
No, while both are Power generator parts, they are different products. The HELLA 8EL 012 428-741 has Voltage [V]: 14 V, Alternator Charging Current [A]: 150 A, Belt Pulley Ø [mm]: 49 mm. The HELLA 8EL 011 710-061 may differ in dimensions, fitting position, or material composition. Always verify compatibility with your specific vehicle using our vehicle selector, or contact our customer service team for assistance.
Related categories
Common OE numbers for this part
Common original equipment numbers linked to stocked alternatives.
