Company Profile

Our company is a high-tech enterprise specializing in the R&D,manufacturing and supply of eco-friendly medium voltage switchgear,we have owned 17 years of profound experience in high ,medium and low voltage power distribution sector.
Our Services

Our company has established a full-cycle service network,backed by a highly efficient and quick-reponse team,supporting flexible customization,rapid order processing and small-batch production for diversified customer requirements.
Company History

Since 2013, we’ve pioneered SF6-free RMUs. From R&D start in 2013 to our first dry-air RMU launch in 2016, we advanced through key tests and deployments. By 2020, we’d launched multiple eco-friendly, compact models, passed all standard certifications, and scaled mass production nationwide
Our Team

We have over 100 employees, including a senior R&D and engineering team focused on eco-friendly medium-voltage switchgear. They handle R&D, customization, quality control, and on-site support for global grid projects. Our integrated team also delivers one-stop solutions covering production, sales, after-sales and international trade worldwide.

Year Established

Employees

Annual Sales (USD)

Customers Served

RMU Ring Main Unit & HV LV Switchgear Manufacturer

RMU Ring Main Unit

HV LV Switchgear

Distribution Auxiliaries Automation Equipment

Accessory

XGN15-12 High Voltage AC Metal-Enclosed Ring Main Switchgear: Incoming & Transformer Cabinet Solution

The XGN15-12 is a fixed-type, air-insulated metal-enclosed switchgear designed for 3-phase AC 50Hz, 12kV power distribution systems. In its standard configuration, it consists of two core units: 1. Incoming Cabinet: Responsible for power feed-in, main circuit protection, and switching operations. 2. ...

RMU ring main unit compact pure air nitrogen insulated switchgear solution for power distribution networks

Introducing our eco-friendly gas-insulated ring mani unit (RMU) a next-generation switchgear that eliminates SF₆ . It uses a sustainable gas mixture - sush as clean air or fluoretone-based alternatives-with a global warming potential (GWP) of nearly zero. Key Benefits & Applications: It offers high ...

XGN15-12 Fixed-Type SF6 Ring Main Unit (Metering Cabinet）

The XGN15-12 is an indoor, fixed-type, metal-enclosed AC switchgear designed for 12kV/50Hz three-phase power systems. It uses SF6 gas-insulated load break switches as its core component, making it a compact, reliable solution for ring network power supply and terminal distribution applications. ...

Distribution Terminal Unit

The DTU-30D Distribution Terminal Unit (DTU) is a high-performance, modular automation device designed for outdoor and indoor distribution stations, ring main units, and switch cabinets. It serves as the core intelligent control unit in distribution automation systems, responsible for real-time data ...

Primary & Secondary Integrated Ring Main Unit (RMU)

Primary & Secondary Integrated Ring Main Unit This RMU integrates primary switchgear and secondary protection, control and communication modules into a compact integrated unit. Applicable to 12kV/24kV voltage distribution networks, it realizes power distribution, load switching, intelligent fault ...

Video

Ring Main Unit Operating Mechanism

HXGN-12 Ring Main Unit Operating Mechanism The HXGN-12 Ring Main Unit Operating Mechanism is the core control component of 12kV high-voltage ring main units. Designed for switching control and safety interlocking in power distribution systems, it supports both manual and electric operation modes. It ...

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Our Partners

Latest Cases

Comprehensive Energy Station 10kV Intelligent Power Distribution

Published on: 2026-06-03 09:43:13

Application Scenario: Centralized Cooling & Heating + Energy Storage New Energy Load Project Overview Located in the Nanjing Jiangbei ,Energy Station #3 serves as a pivotal municipal comprehensive energy project. It integrates centralized cooling, centralized heating, and energy storage peak-shaving ...

Power Distribution,Suqian City,Jiangsu,China（Annual Grid Procurement)

Published on: 2026-06-02 15:03:41

Project Overview: Annual bulk purchase of ring main units for urban outdated distribution network upgrading. Supplied Product: SHC-12 Eco-gas Insulated RMU, SF6-free alternative solution Product Advantages: Low carbon & eco-friendly zero SF6 greenhouse gas emission compact footprint long service ...

Nantong,Jiangsu Province ,China (Residential & Commericial Complex)

Published on: 2026-06-02 14:22:43

Project Scale: 10kV SF6 RMU Supply for Large Community Grid ConnectionValue: RMB 5.88 millionProducts: XGN-12 SF6 Ring Main Unit, Integrated RMU CabinetsFeatures: Outdoor type, anti-condensation, maintenance-free, DA (Distribution Automation) readyBenefit: Ensures 24/7 stable power for high-density ...

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Eco-Friendly Gas Insulated Ring Main Unit – A Green and Low-Carbon Choice for Medium Voltage Distribution

Eco-Friendly Gas Insulated Ring Main Unit – A Green and Low-Carbon Choice for Medium Voltage Distribution As global carbon neutrality accelerates and the power industry imposes stricter controls on greenhouse gases, traditional SF₆‑based ring main units (RMUs) are facing unprecedented challenges. In ...

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2026-06-04 14:23:22

Gas Compartment Sealing for MV RMU: Engineering Zero Leakage Over 30 Years

How robotic welding, double‑seal design, and helium mass spectrometry deliver guaranteed annual leakage ≤0.01% In medium‑voltage ring main units (RMUs) and gas‑insulated switchgear (GIS), the gas compartment is not just a tank – it is the critical component that contains the insulating and arc...

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2026-06-04 13:54:24

Why In‑House Manufacturing Matters for Custom Low & High Voltage Power Cabinets

From sheet metal cutting to final assembly – how full process control delivers quality, speed, and reliability When sourcing custom power distribution equipment – such as RMUs, switchgear, or copper busbars – buyers often face a hidden risk: fragmented supply chains. Many suppliers outsource key ...

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