SAGE POWER

One-Stop Smart Power Distribution Solutions

Ring main units, high- and low-voltage switchgear, prefabricated substations, power transformers and high-voltage components, engineered in Yueqing, China with ISO9001 quality control and OEM/ODM support.

Our Products

Explore SAGE Power’s complete range of medium and low voltage power distribution equipment — from ring main units and switchgear cabinets to substations, transformers and high-voltage components. Factory-direct supply with OEM/ODM support and one-stop smart power distribution solutions.

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About Us

Who We Are

Zhejiang Shengxian Electric Power Technology Co., Ltd. is a high-tech enterprise specializing in the design and manufacture of high and low voltage complete sets of equipment, prefabricated substations and power distribution cabinets. Located in Yueqing, Wenzhou — one of China’s electrical equipment manufacturing bases — we bring together R&D, production and sales in one qualified team, supported by advanced management and computer-aided design and processing.

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Quality Assurance

Quality Is The Beginning Of Every Partnership

We have established and maintained an ISO9001 quality system and strictly implement quality control throughout the entire process, from design to finished product and service. Our switchgear and power supply units carry CCC and ISO9001 quality certificates, while electrical components and accessories carry CE, RoHS, CB, TUV and KEMA certifications — all backed by a one-year quality guarantee.

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Quality You Can Verify

ISO9001 quality management from design to finished product and service. Switchgear carries CCC and ISO9001, components are CE, RoHS, CB, TUV and KEMA certified, and every unit is backed by a one-year guarantee.

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Factory-Direct Manufacturing

R&D, production and sales under one roof in Yueqing, one of China's electrical equipment manufacturing bases, with OEM/ODM, build-to-drawing and one-stop smart distribution support.

Industry Applications

Our Cases

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Certifications & Test Reports

Our Certification

sage certifications

Need a Reliable Power Distribution Partner?

Share your single-line diagram, voltage and current ratings, or incoming and outgoing circuit requirements, and our engineering team will respond with a compliant, cost-effective solution.

Data Centers

Dual-circuit 10kV/15kV medium-voltage supply for critical, high-availability loads.

Wind & Solar Power

690V wind and 10kV-35kV solar step-up grid-connection systems.

Rail & Metro Transit

27.5kV AC and 1.5kV/3kV DC traction power distribution equipment.

Steel, Chemical & Cement

6kV-15kV high-voltage motor drives for mills, kilns and compressors.

Power Plants & Grid

3.3kV-40.5kV multi-voltage distribution and 35-500kV boosting systems.

Industrial Parks & Utilities

10kV-35kV medium-voltage distribution networks for campuses and plants.
Latest Tips & Blog

News & Articles

What Is a Power Substation? Types, Parts and How It Works

A power substation is where the grid changes voltage and routes electricity between transmission and distribution. Here is what a substation does, what is inside it, and how the main types differ.

What Is Inside a Transformer? A Look at Its Core Parts

A transformer is built around a magnetic core and two or more windings, then insulated and cooled. Here is what each internal part does inside an oil-immersed distribution transformer.

What Is a Ring Main Unit (RMU)? A Practical Guide

A ring main unit (RMU) is compact medium-voltage switchgear that connects a load to a ring distribution network. Learn what an RMU does, what is inside it, and how to choose one.
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