Since 2016 — ISO Certified Enterprise

Powering the Future of Energy

Nanjing Coumel Electrical Technology delivers intelligent power distribution solutions for global energy infrastructure. From prefabricated substations to precision circuit breakers, we engineer reliability.

51.7M

CNY Registered Capital

100+

Enterprise Partners

AAA

Credit Rating

Coumel Smart Grid Equipment - Prefabricated Substation and Switchgear Systems

YB-12 Prefabricated Substation

10kV/0.4kV Smart Power Distribution

Certified

ISO 9001:2015

Why Choose Coumel

Core Competencies

Backed by years of expertise and certified quality systems, we deliver reliable power solutions for critical infrastructure.

R&D Excellence
01

R&D Excellence

University consortium partnerships drive innovation in smart grid technology. Continuous product development with cutting-edge research.

High-Tech Enterprise
Manufacturing Power
02

Manufacturing Power

State-of-the-art facilities in Nanjing Jiangbei New Area. Complete production lines for high and low voltage equipment.

Full Production Capability
Quality Control
03

Quality Control

Comprehensive testing platforms for all products. Every unit undergoes rigorous inspection before delivery.

Zero-Defect Policy
Global Logistics
04

Global Logistics

Serving customers across power systems, petrochemical, and urban infrastructure sectors worldwide.

International Reach

Our Product Range

Smart Grid Equipment

Comprehensive solutions for power generation, transmission, and distribution — all designed and manufactured to international standards.

YB-12/0.4-1250 Prefabricated Substation
12kV/0.4kV1250kVAIEC 62271

YB-12/0.4-1250 Prefabricated Substation

European-style box substation integrating HV switchgear, transformer, and LV distribution. Ideal for urban grids, industrial parks, and renewable energy applications.

  • 10kV/0.4kV voltage conversion
  • Compact modular design
  • IP33-IP54 protection rating
  • Smart monitoring ready
YB-24/0.4-2500 High Capacity Substation
24kV/0.4kV2500kVAGB/T 17467

YB-24/0.4-2500 High Capacity Substation

Large-capacity prefabricated substation for data centers, industrial facilities, and high-demand applications requiring 24kV distribution.

  • 24kV high voltage rating
  • 2500kVA transformer capacity
  • IoT remote monitoring
  • 50% faster deployment

Industry Applications

Technical Solutions

Tailored power distribution systems for diverse industries — from renewable energy to critical infrastructure.

Wind Power

Wind Power

Collector system switchgear and prefabricated substations for onshore and offshore wind farms.

Ninghuai Railway Wind ProjectWind Farm Substations
Solar Energy

Solar Energy

Grid-tie inverter cabinets, reactive compensation units, and PV station distribution systems.

Industrial PV InstallationsCommercial Rooftop Systems
Commercial Buildings

Commercial Buildings

Complete power distribution solutions for offices, shopping centers, hotels, and hospitals.

Wanda PlazaJinlun Twin Stars HotelNanjing Library
Industrial Parks

Industrial Parks

Motor control centers, process automation, and high-capacity distribution for manufacturing.

Sinopec ProjectsTaicang Jiulong PaperYangzi Petrochemical
Rail & Transit

Rail & Transit

Traction power systems and station distribution for metro, high-speed rail, and airports.

North Yangtze River HSRMetro Traction Substations
Water & Utilities

Water & Utilities

Pump station controls, water treatment facilities, and municipal infrastructure systems.

Huanglong Sluice StationQianxi Pump Station

Need a Custom Solution?

Our engineers can design systems tailored to your specific requirements.

Our Reach

Global Footprint

Based in Nanjing's national-level Jiangbei New Area, we serve clients across energy, infrastructure, and industrial sectors.

100+

Enterprise Partners

Major corporations trust our products

50+

Cities Served

Nationwide project coverage

1000+

Projects Completed

Across diverse industries

8+

Years Experience

Since establishment in 2016

Coumel Electric Global Distribution Network Map
Headquarters: Nanjing, China

Nanjing Coumel Electrical Technology Co., Ltd.

No. 166 Xingangwan Road, Longchi Street, Luhe District, Nanjing

Tel: 025-58889727

Trusted by Industry Leaders

Sinopec
Wanda Group
NIO Electric
Star Charge
Porsche Center
BMW
China Railway
China Construction
BASF Genetech
Golden Crest Bio
Nanjing University of Pharmacy
Nanjing Information Engineering University

Quality Assurance

International Certifications

2019

ISO 9001:2015

Quality Management System

2019

ISO 14001:2015

Environmental Management System

2020

ISO 45001:2018

Occupational Health & Safety

Certified

CCC

China Compulsory Certification

Certified

CQC

China Quality Certification

Multi-Year

AAA Credit

Enterprise Credit Rating

Certified

High-Tech Enterprise

National Recognition

Multiple

IP Patents

Intellectual Property Portfolio

2019

ISO 9001:2015

Quality Management System

2019

ISO 14001:2015

Environmental Management System

2020

ISO 45001:2018

Occupational Health & Safety

Certified

CCC

China Compulsory Certification

Certified

CQC

China Quality Certification

Multi-Year

AAA Credit

Enterprise Credit Rating

Certified

High-Tech Enterprise

National Recognition

Multiple

IP Patents

Intellectual Property Portfolio