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Zhejiang CNWL Intelligent Electric Co.,Ltd is a professional manufacturer of high,medium or low-voltage Frequency Inverter,and explosion-proof frequency inverter special for mine using.
  
Our company has its own intellectual property rights,prefect software,hardware,professional engineer and experienced technical persons of frequency inverter,by these ways,CNWL has been the technical and professional brand on the field of frequency inverter of China.

   Several years ago,we did open the WL-8000 serial V/F control frequency inverter which has operated stably and sucessfully for more than 5 years in Chinese market.After this,we now have one more advanced type,that is WL-9000 Series Sensor-less Vector frequency inverter.This series has high-quality and multi functions,whose technology is widely used all over the world.

   Specially,according to the special requirement of Mine,Oil field,we develop medium-voltage(660V-1140V)energy-saving frequency inverter,mine explosion-proof and entity-safe AC frequency inverter,and even 1.5KV-10KV high-voltage frequency invertrer.All of these types of frequency inverter are good energy-saving and economic effect for users.

   CNWL company strctly accord to the 9001:2000 ISO Quality Management system,to make sure every producing link with high accuracy and high reliability,and to do the best frequency inverter in China.

   "Science and Technology are leader,perfect our skill day by day,do the best service for our customers before or after sale,we are only professional",this is our working aim.Hope sicerely that we would have a chance to cooperate with you.
Coright All Revered 2010 Wanlong Company