Product Overview

The MS-390 Motor Siren is a high-volume industrial alarm siren designed to deliver powerful and reliable warning signals in industrial, commercial, and security applications. Producing a loud 105–115dB sound output, it ensures alerts are clearly heard even in noisy environments.

Powered by a high-quality pure copper motor, the MS-390 offers stable performance, durability, and long service life. Its metal housing provides strong protection against wear and environmental factors, making it suitable for both indoor and outdoor installations. With simple two-wire AC connection, the siren is easy to install and operate.

Key Features

• High Sound Output (105–115dB): Ensures alarms are heard clearly and instantly

• Motor Speed 1000 RPM: Produces sharp and effective warning sound

• Sensitive Trigger Mechanism: Fast response for timely alerts

• Pure Copper Motor: Low heat generation, stable operation, and long lifespan

• Durable Metal Shell: Strong protection for industrial environments

• AC 220V Operation: Simple and reliable power supply

• Base Mount Design: Easy installation on walls, panels, or platforms

• IP54 Protection Rating: Resistant to dust and splashing water

⚠️ Note: Continuous operation should not exceed 3 minutes to prevent motor overheating.

Technical Specifications

• Model: MS-390

• Voltage: AC 220V

• Frequency: 50/60Hz

• Power Consumption: 65W / 100W

• Current Options: 6A / 2.5A / 0.9A / 0.43A

• Sound Output: 105–115 dB

• Motor Speed: 1000 RPM

• Material: Metal shell

• Color: Red

• Protection Rating: IP54

• Mounting Type: Base mount

• Unit Weight: 0.5 kg

Applications

The MS-390 Motor Siren is ideal for:

• Fire Trucks & Emergency Vehicles – Audible warning signals

• Ships & Marine Applications – Machinery rooms and alerts

• Industrial Facilities & Warehouses – Emergency and safety alarms

• Building Anti-Theft Systems – Security alerts

• Elevators & Transport Vehicles – Signal and warning transmission

• Machinery Rooms & Workshops – Industrial alert systems

Installation & Usage

1. Mount the siren securely using the base mount

2. Connect the two wires to an AC 220V power supply

3. Activate the siren when required for alert or warning

4. Do not operate continuously beyond 3 minutes

Key Benefits

✔ Loud and clear industrial-grade alarm
✔ Durable metal construction for long-term use
✔ Stable motor with reduced overheating risk
✔ Easy installation and wiring
✔ Suitable for indoor and outdoor environments
✔ Cost-effective high-performance siren