Our History
Founded in 2011, Union Power is a professional transformer supplier with over a decade of experience. We have built strong partnerships with global clients by delivering reliable products and practical solutions.
Our Factory
Our Supply Chain & Quality Control
We work with selected ISO certified manufacturing partners to ensure consistent quality, competitive pricing, and on time delivery. Every transformer is inspected and tested according to international standards before shipment.
Our Product
We offer a full range of transformers:
Oil Immersed Transformers
Dry Type Transformers (Cast Resin / VPI)
Pad Mounted Transformers
Pole Mounted Transformers
Substation Transformers
Step Up / Step Down Transformers
Auto Transformers
Isolation, Rectifier, Traction Transformers
Capacity: 10VA to 10MVA+ | Voltage up to 132kV | Custom & OEM available
Product Application
Our transformers serve:
Power grids & substations
Renewable energy (solar, wind, hydro)
Industrial plants & mining
Commercial buildings, data centers & hospitals
Infrastructure projects (rail, tunnel, airport, EV charging)
Production Equipment
Quality Assurance
Each transformer goes through strict testing including:
No load loss & load loss test
Withstand voltage test
Insulation resistance test
Temperature rise test
We ensure every unit performs as specified.
Production Market
Production Market
Our main export markets include:
Southeast Asia
Japan & South Korea
Union States
Central Asia (Kazakhstan, Uzbekistan, etc.)
Belt & Road countries
We are actively expanding our global presence.
Our Service
We provide full support throughout the project:
Pre sale: Technical consultation, product selection, custom design
In sale: Order tracking, quality inspection, shipping coordination
After sale: 24/7 technical support, installation guidance, warranty, spare parts