Description
The HELLA Classic Disc Horn S77 12V is a compact, high-performance horn set designed to deliver a clear, powerful, and reliable acoustic signal for enhanced road safety. Known for its classic tone and efficient power use, it is a popular OEM-style replacement or upgrade for cars and motorcycles.
Key Features
-
Classic dual-tone sound
Combines low (≈350–360 Hz) and high (≈420–430 Hz) frequencies for a balanced and penetrating sound. -
Strong sound output
Produces around 110–111 dB (A), ensuring clear audibility even in heavy traffic. -
Compact 77 mm design
Space-saving construction allows easy installation in tight engine bays or motorcycle setups. -
Efficient power consumption
Engineered to deliver high sound density with lower power requirements, reducing strain on the electrical system. -
Durable and weather-resistant
Features a powder-coated, corrosion-resistant housing and protection against harsh road conditions. -
OE-style compatibility
Designed for easy installation with factory-style connectors, making it ideal as a direct replacement.
Specifications
- Voltage: 12V DC
- Sound Level: ~110–111 dB (A)
- Frequency: ~350–360 Hz (low) / 420–430 Hz (high)
- Power Consumption: Approx. 2 × 48W–84W (pair)
- Diameter: 77 mm
- Type: Twin disc horn (S77 series)

