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LK-STH10B large electric alarm horn

The LK-STH10B Large Electric Alarm Horn is a robust and high-decibel signaling device. It features a quality motor and high-speed rotating wind screws for loud, penetrating sound. With its durable aluminum alloy construction, it ensures long-term reliability across various industrial and residential settings.
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  • LK-STH10B

  • SNTOOM

Product advantages and features

  1. High Decibel Output

  2. Quality Motor and Components

  3. Robust Construction

  4. High-Speed Rotation for Enhanced Penetration

  5. Versatile Application Scope

  6. Continuous Alarm Sound for Reliable Warning

Installation and Instructions

  1. Select a suitable location near the power supply and ensure the mounting surface is flat and stable to install the alarm horn securely.

  2. Position the base of the LK-STH10B alarm horn on the mounting surface. Use appropriate fasteners to fix the base firmly in place.

  3. Connect the electrical wires according to the provided wiring diagram. Ensure the power is off before connecting to avoid electrical hazards.

  4. Once the wiring is complete, turn on the power and test the alarm horn to ensure it functions correctly and the sound is clear.

  5. After confirming the alarm horn works properly, secure all wiring and ensure no loose parts. Perform a final inspection for safety.

Note: For the LK-STH10B large electric alarm horn, ensure proper installation as per guidelines to avoid damage. Regularly inspect for wear and tear. Avoid exposing to extreme weather without protection. Use only the specified voltage to prevent motor failure.


LK-STH10B large electric alarm horn (1)LK-STH10B large electric alarm horn Six key featuresLK-STH10B large electric alarm horn front viewLK-STH10B large electric alarm horn side viewLK-STH10B large electric alarm horn Applicable EnvironmentLK-STH10B large electric alarm horn pictureLK-STH10B large electric alarm horn Size chart

Product parameters                                                       

Product Name Product Model Motor
Large electric alarm horn LK-STH10B 4.0kw, 380V AC, 50HZ
Protection Level Frequency Volume Level Packaging Size
IP44 500Hz (±10Hz) 135 1760x1760x1520mm

LK-STH10B large electric alarm horn detail drawing

ConfidenceCustomer feedbackAbout usPacking and shipping

LK-STH10B Large Electric Alarm Horn: The Ultimate Solution for High Decibel Warning Signals


The LK-STH10B Large Electric Alarm Horn is a powerful and reliable solution designed to deliver alarm signals with exceptional clarity and impact. Engineered for high performance, this electric alarm ensures that warnings are heard loud and clear in various environments, from industrial sites to commercial buildings.


One of the standout features of this device is its high decibel alarm capability. With a robust output, it produces a piercing sound that can penetrate through noisy surroundings, ensuring that the alarm signal is unmistakable. This makes it ideal for emergency situations where prompt attention is critical.


The LK-STH10B operates as a high decibel alarm horn, utilizing a quality motor to drive air efficiently, creating a loud and steady sound. Its design as a vertical dual-head alarm enhances sound dispersion, allowing for broader coverage and increased effectiveness.


As a motor alarm, it starts quickly and operates reliably, thanks to its high-quality components and sturdy construction. The use of aluminum alloy materials ensures durability and a long service life, even in harsh conditions.


Whether used in chemical engineering, construction sites, or factory settings, this alarm device provides a dependable solution for warning and safety communication. Its ability to emit a sharp and penetrating alarm signal makes it an essential tool for ensuring safety and security in any environment.


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Electric Co., Ltd. was established in2009 , specializes in the production of various high-low-voltage equipment.

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 86-577-61721053.
     86-577-56848069.
     86-1336978582.
     86-15657768868.
   No.218,Liule Road,Liushi Town325604,Yueqing City,Wenzhou City,Zhejiang Province,China
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