MS-490 Motor Alarm High decibel Wind Screw Alarm is durable and has a high volume, making it easy to transmit signal sounds over long distances Suitable for transmitting signals in various cranes, ships, fire alarm systems, as well as farm and security alarm transmission Surgical standard color: RED Shell materials: aluminum and steel materials Insulation impedance: 100M Ω (at 500 VDC) Voltage withstand: 500VAC, 50/60Hz in 1 minute Protection level: IP44MS-490 motor alarm, high resolution Beifeng screw alarm, Shandong Zhuoxin Machinery Co., Ltd. is located in the economic capital of Shandong, China. It mainly engages in the production and sales of instruments, automation equipment, and complete supporting products. Its main products are sold to factories, mines, power plants, and universities across the country. Our products include non-destructive testing equipment, ultrasonic thickness gauges, coating thickness gauges, vibration gauges, noise gauges, infrared thermometers, pressure gauges, pressure controllers, oscilloscopes, power supplies, bimetallic thermometers, thermocouples, thermistors, temperature transmitters, proximity switches, rope switches, deviation switches, push-pull force gauges, testing machines, and other supporting products. Shandong Zhuoxin Machinery Co., Ltd. is located in the economic capital of China, Shandong. It is mainly engaged in the production and sales of instruments, automation equipment, and complete supporting products. Its main products are sold to factories, mines, power plants, and universities across the country. Our products include non-destructive testing equipment, ultrasonic thickness gauges, coating thickness gauges, vibration gauges, noise gauges, infrared thermometers, pressure gauges, pressure controllers, oscilloscopes, power supplies, bimetallic thermometers, thermocouples, thermistors, temperature transmitters, proximity switches, rope switches, deviation switches, push-pull force gauges, testing machines, and other supporting products. Product details