Zhejiang Holip Electronic Technology CO., LTD. is a member of the Danfoss Group and a base of R&D, production and logistics as a part of Danfoss Power Electronic Unit, and specialize in manufacturing frequency converters. Danfoss was established in 1993, which is the largest multinational industry manufacture company in Danmark. As a global leader in refrigeration & air conditioning, heating & water processing and power electronics area, they provide HOLIP powerful technical supports, together with advanced production chains, we can provide capacity and quality assurance.The main products we have now are as follow : HOLIP-A general purpose frequency converters 0.4KW to 600KW HOLIP-C Mini size frequency converters 0.4KW to 2.2KW HOLIP-NV Sensorless vector control frequency converters 0.2 KW to 22KWFor more products information, please visit our web: www.holip.com