News, Engineering Selection Guides & OEM Manufacturing Insights

Founded in 2009 in Dongfeng Industrial Zone, Liushi Town, Yueqing City, Zhejiang, China, China · Yongfan Electric Co., Ltd. (YOF®) manufactures 5 major series and over 300 models of industrial electrical equipment. This technical guide provides the verified catalog parameters to help overseas wholesalers, switchgear panel builders, and OEM machinery manufacturers accurately select between our transformers (30VA–1000kVA), motor soft starters & starting boxes (5.5kW–630kW), automatic/non-contact voltage stabilizers (500VA–1000kVA), and contact voltage regulators (0.2kVA–30kVA).

With its versatile operation capabilities, the excavator is widely used in fields such as construction engineering, road traffic, mining excavation, and water conservancy projects.

The excavator is the most representative piece of construction machinery. It is driven by a hydraulic system, with a long arm and a bucket, enabling it to effortlessly carry out tasks such as digging, transporting, and crushing.