Fully Sealed. Built for Extremes.
Medium voltage switchgear supplier South Africa
Medium voltage switchgear supplier South Africa is a globally recognized manufacturer delivering medium voltage and smart energy solutions for over 20 years.
Medium voltage switchgear supplier South Africa
Solving the Limitations of Traditional Air & Gas Insulated Systems
Traditional AIS and GIS systems face limitations in harsh environments — contamination, humidity, altitude, corrosion and maintenance complexity increase risk and lifecycle costs.
Building the Infrastructure for Smarter Energy
Problem: Modern power systems demand reliability, environmental responsibility, and advanced grid intelligence — across diverse climates, industries, and grid conditions.
Solution: SOJO provides complete medium voltage and smart grid solutions including:
- MV switchgear (SIS, AIS, GIS)
- Transformers and compact substations (up to 220kV oil immersed / 40.5kV dry type)
- Smart grid controllers for LBS/CB/Recloser
- Energy management and distributed generation systems
- EV charging infrastructure
- Battery and lithium-ion components
Download the full Company Profile to explore detailed business scopes, manufacturing capabilities, certifications, production facilities, and global performance data.
KEY BENEFITS
Why Utilities and Industrial Clients Choose SOJO
1. Proven Reliability at Scale
Over 300,000 delivered units globally, with strong performance across State Grid and China Southern Power Grid.
2. Technology Leadership
National standards for Solid Insulated Switchgear in China were written around SOJO products — positioning the company as a standard-setter, not a follower.
3. Greener Grid Solutions
Strong commitment to SF6-free solutions and environmentally responsible insulation technologies.
4. End-to-End Capability
From manufacturing and EPC to operation, maintenance, and distributed energy systems — complete lifecycle solutions under one group structure.
CORE TECHNICAL SNAPSHOT
The following technical snapshot provides a concise overview of SOJO’s corporate structure, manufacturing capacity, and global operational scale. It reflects the company’s public listing status, workforce strength, production expansion, and international supply footprint. These figures demonstrate SOJO’s capability to support large-scale utility, industrial, and infrastructure projects with consistent quality, compliance, and long-term reliability.
Download the full Company Profile to explore detailed.
Technical Overview
| Category | Details |
|---|---|
| Established | 2002 |
| Public Listing | 2015 (Stock Code: 300444) |
| Subsidiaries | 9 Companies |
| Employees | 2000+ |
| Market Coverage | 34 Provinces (China) |
| Delivered Units | 300,000+ |
| Export Presence | 13+ Countries |
| Manufacturing Expansion | 354,000m² Industrial 4.0 Facility |
| Expected Production Value | 550 Million USD |
APPLICATIONS
SOJO products are widely used in:
National Power Grids
Supporting utility transmission and distribution networks with reliable medium voltage switchgear, transformers, and smart grid control solutions designed for stable, large-scale power delivery.
Oil & Gas Industry
Providing robust electrical distribution systems engineered for harsh, high-risk environments where operational continuity and safety are critical.
Railway Infrastructure
Ensuring dependable power supply for railway substations, signaling systems, and traction networks through high-performance and compact medium voltage equipment.
Industrial & Mining Enterprises
Delivering durable and high-capacity distribution solutions for heavy industrial plants and mining operations requiring continuous, fault-resistant power systems.
Smart Energy & Distributed Generation
Integrating renewable sources such as solar and wind into grid systems with intelligent control, energy storage, and power management technologies.
EV Charging Infrastructure
Supporting the expansion of electric mobility through stable and scalable power distribution systems designed for charging stations and battery solutions.
Micro-Grids and Power Quality Systems
Enhancing grid resilience and stability with advanced automation, energy storage, and power quality solutions tailored for localized and off-grid applications.
Medium voltage switchgear supplier
Download the full Company Profile to explore detailed business scopes, manufacturing capabilities, certifications, production facilities, and global performance data.
Discover how SOJO integrates smart grid innovation, advanced manufacturing, and green energy technologies to deliver long-term value for utilities and industrial clients.