Janson Controls Technologes (Shenzhen) Co.,Limited is a professional manufacturer, specialize in R&D and production of AC drive（Frequency Inverter,VSD,VFD,Variable Frequency Drive） We have built up a comprehensive product family. Frequency inverters' ......

Huanyang Electrical Co., Ltd (Hyria Electrical Co.,Ltd), founded in 2003, specializes in the designing and manufacturing of VFD ( variable frequency drive ), VSD (variable speed drive), inverter, driver, inverter accessory, spindle motor, hall sensor, ......

GUOHE POWER is a manufacturers-based online shop in AC power supply and electric switch gear industry to provide solutions for changing regular grid power frequency (50 Hz, 60 Hz), DC power source to adjustable frequency & voltage source. Solid state pure......

Shanghai Shenxin Electromechanical Technology Co., Ltd was established in 2002. The company has a strong professional technical team and the management idea. It has been engaged in development and sales service for voltage stabilizer, voltage regulator, ......