Product Description
IBUKI STM-8Z
The IBUKI STM-8Z is a high-performance piston horn designed for marine signaling applications. Engineered for reliability in harsh maritime environments, it is suitable for vessels with a length of 20 to 75 meters. This model integrates a solenoid valve for easy electrical operation, ensuring clear and powerful sound signals for safe navigation. The STM-8Z complies with the international regulations for preventing collisions at sea (COLREG 1972), making it a trusted choice for commercial and private vessels worldwide. Its robust construction and efficient air consumption provide a dependable auditory signaling solution.
Technical Specifications:
- Model: STM-8Z
- Type: Piston Horn with Solenoid Valve
- Frequency: 630 Hz
- Sound Pressure Level: >130 dB/1m
- Applicable Ship Length: 20m to 75m
- Working Air Pressure: 0.7 – 0.9 MPa
- Solenoid Valve Voltage: DC24V (AC types also available)

IBUKI STM-8Z
Discover the IBUKI STM-8Z, a reliable marine piston air horn with an integrated solenoid valve. Ideal for vessels 20-75m, it delivers a powerful >130 dB signal and meets COLREG 1972 standards for safe navigation.






