---
Title: Signal Horn HELLA U2720451
Description: Part number: 3FH 012 010-041

Simplified part number: 3FH012010041

OEM numbers (Original Equipment Manufacturer):

BMW 5 A6A B59 (5A6AB59)
BMW 5 A6A B60 (5A6AB60)
BMW 5 A74 FA9 (5A74FA9)
BMW 5 A74 FB8 (5A74FB8)
BMW 5 A74 FB9 (5A74FB9)
BMW 61 33 5 A6A B59 (61335A6AB59)
BMW 61 33 5 A6A B60 (61335A6AB60)
BMW 61 33 5 A74 FA9 (61335A74FA9)
BMW 61 33 5 A74 FB8 (61335A74FB8)
BMW 61 33 5 A74 FB9 (61335A74FB9)
BMW 61 33 7 159 420 (61337159420)
BMW 61 33 7 159 421 (61337159421)
BMW 61 33 7 191 184 (61337191184)
BMW 61 33 7 191 187 (61337191187)
BMW 61 33 7 192 035 (61337192035)
BMW 61 33 7 192 036 (61337192036)
BMW 61 33 7 192 038 (61337192038)
BMW 61 33 7 192 039 (61337192039)
BMW 61 33 7 195 539 (61337195539)
BMW 61 33 7 195 540 (61337195540)
BMW 61 33 7 245 422 (61337245422)
BMW 61 33 7 300 149 (61337300149)
BMW 61 33 7 300 150 (61337300150)
BMW 61 33 7 300 976 (61337300976)
BMW 61 33 7 342 948 (61337342948)
BMW 61 33 7 400 706 (61337400706)
BMW 61 33 7 850 335 (61337850335)
BMW 61 33 7 850 337 (61337850337)
BMW 7 159 420 (7159420)
BMW 7 159 421 (7159421)
BMW 7 191 184 (7191184)
BMW 7 191 187 (7191187)
BMW 7 192 035 (7192035)
BMW 7 192 036 (7192036)
BMW 7 192 038 (7192038)
BMW 7 192 039 (7192039)
BMW 7 195 540 (7195540)
BMW 7 300 149 (7300149)
BMW 7 300 150 (7300150)
BMW 7 300 976 (7300976)
BMW 7 342 948 (7342948)
BMW 7 400 706 (7400706)
BMW 7 850 335 (7850335)
BMW 7 850 337 (7850337)
Language: en-IE
Last updated: 2026-06-11
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---

# Signal Horn HELLA U2720451

Breadcrumb: [Signal Horn HELLA U2720451](https://motorparts.ie/signal-horn-hella-u2720451.md)



## Product Info

- **Brand**: HELLA
- **EAN**: 4082300707519
- **Warranty**: 12 Months
- **Price**: 26 EUR
- **Manufacturer's Suggested Retail Price**: C=EUR&A=26.38&Z=32.45&VAT=6.07&VATRATE=23

## Parameters:

- Voltage: 12 V
- Power consumption: 72 W
- Sound Level: 110 dB(A)
- Frequency range from: 400 Hz
- Frequency range to: 500 Hz
- Charging Rate: 6 A
- Protection Type per ISO 20653: IP65
- fulfils ECE standard: R28
- Registration Type: ECE approved
- Signal: Low Tone
- Signal: High Tone
- Housing Colour: black
- Quantity: 2
- Operating Mode: Electric
- D1: 86 mm
- Temperature range from: -40 °C
- Temperature range to: +90 °C
- Plug-type ID: BMW
- Assy./disassy. by qualified personnel required!: 

## Images:

1. [Image 1: Signal Horn HELLA U2720451](https://digital-assets.tecalliance.services/images/1600/e10bb22aedd3dab6e17f6153429acdab09b98b53.jpg)
2. [Image 2: Signal Horn HELLA U2720451](https://digital-assets.tecalliance.services/images/1600/4aa048956eca85a51858ade0ed9677a0864081e5.jpg)
3. [Image 3: Signal Horn HELLA U2720451](https://digital-assets.tecalliance.services/images/1600/b5dd5e727c161958995bda0bc18420f265deed0d.jpg)
4. [Image 4: Signal Horn HELLA U2720451](https://digital-assets.tecalliance.services/images/1600/9f34999ee97865683e3f36733758784d32984c5e.jpg)
5. [Image 5: Signal Horn HELLA U2720451](https://digital-assets.tecalliance.services/images/1600/6109c6fab9c0133fe1488a07ea5600ea9ec69c5c.jpg)
6. [Image 6: Signal Horn HELLA U2720451](https://digital-assets.tecalliance.services/images/1600/c3ffd223d53d81533300c235af98032ed079b297.jpg)
7. [Image 7: Signal Horn HELLA U2720451](https://digital-assets.tecalliance.services/images/1600/fd6bedc97b181398a941b7ea4e45a4d09ec18deb.jpg)
8. [Image 8: Signal Horn HELLA U2720451](https://digital-assets.tecalliance.services/images/1600/b73358741ee623a92b84b44a08c279cef8bb3eb3.jpg)
9. [Image 9: Signal Horn HELLA U2720451](https://digital-assets.tecalliance.services/images/1600/5b595aa182952da9d7182f57ef07344c17afb3d8.jpg)
10. [Image 10: Signal Horn HELLA U2720451](https://digital-assets.tecalliance.services/images/1600/5603c9aba382fc085fff5234d99e48b43c03c770.jpg)
11. [Image 11: Signal Horn HELLA U2720451](https://digital-assets.tecalliance.services/images/1600/a3f500c54fcf8806f389b210374daae513c8548c.jpg)