Contact Us

Hunan Qianhao Electrical & Mechanical Technology Development Co.,Ltd

Add: No 646 Nanhu Road, Yueyang City, Hunan, China
P.C: 414000
Tel: (86)730-8840353
Fax: (86)730-8840335

Follow Us On :

our facebook   our pinterest   our twitter   our googlesite   our blogspot   our linkedin  

Main Advantages of Contactless Control Device



Contactless rectification control equipment

MAG/DEMAG switch



In addition, there are Default Phase, overcurrent, overvoltage, overheating and other electronic detection and protection.

Repair rate

Small maintenance workload

Energy consumption

Energy feedback power inverter, energy saving;

Operation efficiency

Discharge time 1~ 3 seconds, fast action

Operating frequency

Zero clearance operations


Simple, small workload

Parameter setting

Through the computer digital setting. Convenient, accurate

Scalability, universal

Very good

Service life

No arc, no noise, no mechanical contact, up to one million times.


20% Lighter


Small volume

Previous article:QHWK8 series constant current contactless magnetic power security control cabinet       Next article:System Characteristics of Contactless Control Device