Customized for medium power demand applications, this oil-immersed distribution transformer features a voltage adaptation range of 10-30kV and power capacity from 250-630kVA. The upgraded winding insulation and heat dissipation structure incorporates class 130 oil-resistant insulating materials and chip-type radiators, enhancing short-circuit resistance and heat dissipation efficiency. Designed to handle medium load impacts such as industrial equipment startup, it is ideal for industrial park branch power distribution, large-scale community power supply, and agricultural irrigation pump stations.

Guanggao Transformer is a professional manufacturer with nearly 25 years of transformer export experience. We produce single-phase, three-phase, dry-type, distribution, and high-voltage transformers (110 kV and above) that meet IEEE/ANSI/UL/CSA and IEC standards. Our modern laboratory facilities include a high-voltage test hall with 3000kV lightning impulse testing device, CA-21 moisture analyzer from Mitsubishi, Fluke Ti30 infrared image detector, and RM-3WE three dimensional vibration equipment. Identified as the national power transformer energy efficiency testing laboratories in 2011.

The company has undertaken major projects including the National Olympic Security Power Project, National 851 project, Guangzhou Asian Games construction, and Guangzhou BRT. Our products are exported to Myanmar, Madagascar, Malaysia, and other countries, enjoying a strong reputation in the electromechanical market. "Guanggao Brand" was identified as Guangdong famous brand, with products recognized as National Energy Efficiency Star Products and Brand-Name Products in Guangdong Province.