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Details
| Specification | Value |
|---|---|
| Brand | BOSCH |
| Diameter [mm] | 112 mm |
| Width [mm] | 60 mm |
| Operating Mode | EL |
| Position/Degree | vertikal ° |
| Rated Voltage [V] | 24 V |
| Power Consumption [W] | 50 W |
| Sound Level [dB(A)] | 110 dB(A) |
OE/OEM numbers (5)
Search by this OE number to find compatible parts
- MERCEDES-BENZ—001 542 68 20
- MERCEDES-BENZ—002 542 83 20
- OPEL—91062340
- MERCEDES-BENZ—A 001 542 68 20
- MERCEDES-BENZ—A 002 542 83 20
About this product
Sourced from BOSCH, this signal horn (0 986 320 312) combines precision engineering with durable materials to meet the demands of everyday driving and extended service intervals. Technical specifications — Diameter [mm]: 112 mm, Width [mm]: 60 mm, Operating Mode: Electric, Position/Degree: vertikal °, Number of connectors: Aluminium — are verified against the OEM data sheet to guarantee fitment accuracy and performance parity with the original equipment. This part supersedes original equipment references: 001 542 68 20, 002 542 83 20, 0 320 126 004, 0 320 146 002 and 4 more. Matching these numbers confirms a like-for-like replacement with no loss of function. BOSCH 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 BOSCH
Robert Bosch GmbH, founded in 1886 in Stuttgart, Germany, is one of the world's largest automotive parts suppliers. Bosch specialises in braking systems, fuel injection, spark plugs, alternators, and electronic engine management. As an OE supplier to virtually every major car manufacturer, Bosch parts meet or exceed original equipment specifications. With over 130 years of engineering innovation, choosing Bosch means choosing proven reliability backed by extensive research and development.
Suitable cars
Vehicle matches are curated from manufacturer data
Confirmed fits based on manufacturer data.Equivalent products (3)
Signal Horn BOSCH 0 986 320 312 — compatible car models
| Manufacturer article number (MPN) | 0 986 320 312 |
|---|---|
| OE part numbers | 001 542 68 20, 002 542 83 20, 91062340, A 001 542 68 20, A 002 542 83 20 |
Compatibility check
Loading vehicle data…
Please wait while we load vehicle compatibility information.Description and what's included
BOSCH 0986320312 . Diameter [mm]: 112 mm. Number of connectors: 2. Operating Mode: EL. Position/Degree: vertikal °. Power Consumption [W]: 50 W. Rated Voltage [V]: 24 V. Signal: 0. Sound Level [dB(A)]: 110 dB(A)
- 1x Signal Horn
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 Signal Horn compatible with my car?
Use the vehicle selector at the top of the page to check compatibility. Enter your car's make, model, and engine — we'll confirm whether this Signal Horn fits. All fitment data is verified through TecDoc.
What specifications does this BOSCH Signal Horn have?
This BOSCH Signal Horn has the following specifications: Diameter [mm]: 112 mm; Width [mm]: 60 mm; Operating Mode: EL; Position/Degree: vertikal °; Number of connectors: 2; Rated Voltage [V]: 24 V. Check the full specifications table above for complete details.
What OE part numbers does this Signal Horn replace?
This Signal Horn replaces OE part numbers: 001 542 68 20, 002 542 83 20, 91062340, A 001 542 68 20, A 002 542 83 20. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a Signal Horn cost?
This BOSCH Signal Horn is available for £15.99. Signal Horn prices vary depending on brand, specifications, and vehicle compatibility. BOSCH parts offer a balance of quality and value, backed by our 14-day money-back guarantee.
How do I know when to replace my Signal Horn?
Regular inspection of your Signal Horn 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 Signal Horn?
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 Signal Horn fitted by a professional mechanic.
Can I use this part as a replacement for OE 001 542 68 20?
Yes, this BOSCH Signal Horn is a direct replacement for OE part number 001 542 68 20. 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 BOSCH 0 986 320 312 the same as the BOSCH 0 320 223 009?
No, while both are Signal Horn parts, they are different products. The BOSCH 0 986 320 312 has Diameter [mm]: 112 mm, Width [mm]: 60 mm, Operating Mode: EL. The BOSCH 0 320 223 009 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.
