Switchgear — China Manufacturer & Supplier Since 2004
Zhejiang Gangheng Electric Co., Ltd. is a professional switchgear manufacturer and supplier based in Jiangshan City, Zhejiang Province, China. Founded in 2004, we specialize in designing and producing high voltage switchgear and low voltage switchgear for power plants, substations, industrial facilities, and commercial buildings worldwide.
Our switchgear product range covers armored drawout metal-clad switchgear(KYN28A-12), box-type fixed AC metal switchgear (XGND-12), handcart-type high-voltage cabinets, ring main units, and a full line of low-voltage complete switchgear (GGD, GCS, GCK, MNS). Every unit is manufactured on modern CNC production lines — CNC punching, bending, and laser cutting — and rigorously tested before shipment.
Whether you need standard models or customized OEM/ODM solutions, Gangheng delivers reliable switchgear at competitive factory prices. Browse our catalog below or contact us for a tailored quote.
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The KYN28A-12 Armored Drawout AC Metal-Clad Switchgear is a switchgear system specifically designed for 3-10kV three-phase AC 50Hz single busbar systems. It is primarily used for -
GGD Type Low-Voltage Fixed Complete Switchgear (GGD cabinet) is specially designed for power users such as power plants, substations, industrial and mining enterprises, and
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XGND-12 Medium Voltage Metal Enclosed Switchgear designed for 3–12kV systems. Compliant with IEC 62271-200, featuring advanced interlocking and dependable operation.
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Withdrawable Cabinets are suitable for power distribution systems in industries such as power plants, petroleum, chemical engineering, metallurgy, textiles, and high-rise
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The XGN66-12(Z) is a 12kV indoor fixed metal enclosed switchgear cabinet for three-phase AC 50Hz power distribution systems. Built with a vacuum circuit breaker and full
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Indoor 35kV metal-enclosed switchgear for single-busbar and bypass power distribution systems. Designed and manufactured to GB3906, rated at 40.5kV with vacuum circuit breakers.
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The KYN61-40.5 is a 40.5 kV armored withdrawable switchgear cabinet built for 35 kV three-phase AC power distribution systems. The fully withdrawable truck mechanism allows
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The HXGN17-12 Box-Type Fixed Ring Main High-Voltage Switchgear Cabinet is a reliable and compact 12kV high-voltage switchgear assembly. Featuring load switches, vacuum load
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The MNS type low-voltage drawout complete switchgear is suitable for AC 50~60Hz with a rated operating voltage up to 660V. It is widely used in industrial and mining enterprises,
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GG1A-12(F) Fixed Error-Prevention High-Voltage Switchgear Cabinet is a reliable indoor HV switchgear and medium voltage metal clad switchgear solution for 3–10kV power
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The HXGN17-12 Box-Type Fixed Ring Main High-Voltage Switchgear Cabinet is a reliable and compact 12kV high-voltage switchgear assembly. Featuring load switches, vacuum load
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KYN28A-12(Z) Armored Removable AC Metal-Enclosed Switchgear is a reliable three phase switchgear for 3–10kV power distribution systems. Featuring high safety, modular design, and
Explore Our Switchgear Categories
High Voltage Switchgear
For 3 kV–40.5 kV power systems. Includes armored drawout metal-clad, box-type fixed, ring main unit, and handcart-type cabinets. Designed for power receiving, distribution, protection, and monitoring in substations and industrial facilities.
Low Voltage Switchgear
For AC 50 Hz, 380 V distribution systems with rated currents up to 3,150 A.
Fixed-type (GGD) and drawout-type (GCS / GCK / MNS) complete switchgear for power conversion, distribution, and motor control.
Why Choose Gangheng as Your Switchgear Supplier
20+ Years Manufacturing Experience
Founded in 2004; stable R&D, production, and QC teams with senior engineers
Full Certification Compliance
ISO 9001, ISO 14001, OHSAS 18001, CQC product certification; high-voltage type test reports; multiple patents
Advanced Production Equipment
CNC punching, CNC bending, laser cutting, copper busbar processing, and dedicated electrical testing lines
OEM / ODM Custom Solutions
Tailored switchgear per your drawings, specifications, and project parameters
Solid Warranty & After-Sales
1-year free warranty + 5-year latent defect coverage; on-site technical support available
Global Supply Track Record
Products exported to Iran, Kyrgyzstan, Zimbabwe, Tanzania, and multiple other countries
Switchgear Technical Specifications Overview
Gangheng switchgear is engineered to meet IEC, GB, and project-specific standards.
Key parameters across our lineup include:
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Parameter |
High Voltage Switchgear |
Low Voltage Switchgear |
|
Rated Voltage |
3 kV – 40.5 kV |
Up to 690 V |
|
Rated Current |
Up to 4,000 A |
Up to 3,150 A |
|
Short-Circuit Withstand |
Up to 50 kA (peak) |
Per IEC 60947 |
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Insulation Technology |
Vacuum / SF6 / Air |
Air insulation |
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Protection Level |
IP3X – IP4X |
IP30 – IP54 |
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Standard Compliance |
IEC, GB 3906 |
IEC, GB 7251 |
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Customization |
OEM/ODM available |
OEM/ODM available |
Switchgear Application Scenarios
Gangheng switchgear is trusted across a wide range of industries and infrastructure projects:
Power Generation & Utilities
Our switchgear solutions are deployed in thermal, hydro, and solar power generation facilities, as well as national grid substations. KYN28A-12 and KYN10-40.5 models are widely used for incoming and outgoing line protection at 3–40.5 kV voltage levels.
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Industrial Manufacturing
Factories, mining operations, steel mills, and chemical plants use our metal-clad and drawout switchgear for motor control centers, process power distribution, and equipment protection.
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Commercial & High-Rise Buildings
Our low-voltage complete switchgear (GGD, GCS, MNS) powers elevators, HVAC systems, lighting, and emergency circuits in office towers, shopping centers, and hotels.
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Substations & Grid Infrastructure
Utility-grade ring main units (HXGN17-12) and compartmentalized drawout cabinets (JYN1-40.5, KYN10-40.5) are deployed in urban substations and rural distribution networks.
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Renewable Energy & Smart Grid
Our switchgear integrates with intelligent relay protection systems and remote monitoring technologies, supporting smart grid upgrades and renewable energy connectivity projects.
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Certifications & Quality Assurance
All Gangheng switchgear is manufactured under a rigorous quality management system and backed by internationally recognized certifications:
ISO 9001 — Quality Management System
ISO 14001 — Environmental Management System
OHSAS 18001 — Occupational Health & Safety
CQC Product Certification (China Quality Certification Centre)
High-Voltage Cabinet Type Test Reports
Multiple National Invention & Utility Model Patents
Trusted by Buyers in 20+ Countries
Gangheng switchgear has been successfully delivered to power infrastructure projects in Southeast Asia, the Middle East, Africa, and Central Asia — including Iran, Kyrgyzstan, Zimbabwe, and Tanzania.
Frequently Asked Questions About Our Switchgear
Q1: Can Gangheng produce switchgear to custom specifications or drawings?
A: Yes. We provide full OEM and ODM services. Submit your technical drawings, rated parameters, or project specifications, and our engineering team will develop a customized solution. CNC production equipment ensures precision manufacturing for non-standard dimensions and configurations.
Q2: What is the minimum order quantity (MOQ)?
A: Our MOQ is 1 unit. We serve single-project buyers as well as distributors requiring large-volume orders.
Q3: What is the typical lead time?
A: Standard models: 5–10 working days. Custom or large-volume orders: 10–30 working days, depending on specifications and quantity. We will confirm the exact timeline after reviewing your order requirements.
Q4: What certifications does your switchgear carry?
A: Our products are certified under ISO 9001, ISO 14001, OHSAS 18001, and CQC. High-voltage switchgear models hold type test reports compliant with IEC 62271 and GB 3906. All certificates are available for review upon request.
Q5: What quality guarantee do you provide?
A: We offer a 1-year free warranty covering defects in materials and workmanship, plus 5-year latent defect coverage. In the event of technical issues, our team provides on-site support and assumes full responsibility for guidance errors.
Q6: What payment methods do you accept?
A: We accept T/T (Telegraphic Transfer) with negotiable deposit terms, Western Union, and Letter of Credit (L/C). Please contact us to discuss terms suitable for your project.
Q7: How do I handle a product quality complaint?
A: Please send detailed photographs of the issue to our after-sales team. Our technical and quality inspection departments will assess the situation within 48 hours and provide a resolution plan.
Q8: Do you support export and international shipping?
A: Yes. We have extensive export experience and supply customers in Iran, Kyrgyzstan, Zimbabwe, Tanzania, and many other countries. We handle packaging, documentation, and logistics coordination to ensure safe and timely delivery.
Gangheng Electric: Your Trusted Switchgear Manufacturer in China
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Zhejiang Gangheng Electric Co., Ltd.
has been manufacturing and supplying switchgear since 2004, with our production base located in Jiangshan City, Zhejiang Province — a well-connected industrial hub at the intersection of Zhejiang, Fujian, Jiangxi, and Anhui provinces. Recognized as a National High-Tech Enterprise, our switchgear products have been listed on the State Grid e-commerce platform, reflecting the quality standards expected by China's most demanding grid operators.
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Our switchgear product line covers the full voltage spectrum.
For high and medium voltage applications, we manufacture metal-clad switchgear, including the KYN28A-12 armored drawout type, KYN10-40.5, JYN1-40.5 compartmentalized drawout cabinets, GBC-40.5 handcart-type high-voltage cabinets, and the HXGN17-12 ring main unit — all designed for power receiving, feeder protection, and bus sectioning in substations and industrial switchrooms.
For low voltage distribution (up to 690 V, up to 3,150 A), our complete low-voltage switchgear range — GGD fixed type, and GCS, GCK, MNS drawout types — serves power conversion centers, motor control centers, and emergency distribution panels in factories, commercial buildings, and utility infrastructure.
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Every unit
leaves our factory only after passing dedicated electrical testing on our in-house test lines. Production is carried out on CNC punching, CNC bending, and laser cutting equipment, ensuring dimensional precision and consistent sheet metal quality across standard and custom orders. Whether you need a single replacement cabinet or a full project supply of custom OEM/ODM switchgear, our engineering team works directly from your drawings and rated parameters to deliver a solution that fits.
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Gangheng switchgear complies with IEC and corresponding GB national standards for high and low voltage switchgear, and our management systems hold ISO 9001, ISO 14001, and OHSAS 18001 certification. Our products carry CQC product certification and high-voltage type test reports — documentation we make available to buyers upon request. With export experience covering Southeast Asia, the Middle East, Central Asia, and Africa, we understand what international project procurement requires: traceable compliance documentation, reliable lead times, and a supplier that stands behind its product with a 1-year warranty and 5-year latent defect coverage.
If you are sourcing switchgear from China for a substation project, industrial plant, or distribution network upgrade, contact Gangheng Electric for a factory-direct quote with full technical support.
As one of the most reliable switchgear manufacturers and suppliers in China, we cover all costs, risks, and your direct expenses. Please feel free to buy high quality switchgear at competitive price from our factory. Customized orders are welcome.