NAIJI.

Gas-Insulated Switchgear (GIS)

Advanced gas-insulated switchgear with stainless steel sealed enclosures and maintenance-free operation for demanding environments.

Vacuum switching + gas insulation technologyStainless steel laser-welded enclosureMaintenance-free sealed designNo on-site gas processing requiredImmune to environmental influencesCompact footprint for space-constrained sites
GSN3-12 Eco-Friendly Gas-Insulated Switchgear (12kV)

GSN3-12 Eco-Friendly Gas-Insulated Switchgear (12kV)

The GSN3-12 is a new-generation eco-friendly AC metal-enclosed gas-insulated switchgear (C-GIS) for 12kV applications. Uses nitrogen instead of SF6 for environmentally responsible insulation, with stainless steel welded construction and vacuum switching technology.

Rated Voltage12 kV
Rated Current3150 A
Rated Short-Circuit Breaking Current40 kA
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GSN1-40.5L Gas-Insulated Switchgear (40.5kV)

GSN1-40.5L Gas-Insulated Switchgear (40.5kV)

The GSN1-40.5L is a 40.5kV AC metal-enclosed gas-insulated switchgear (C-GIS) with dual gas chamber design. Features stainless steel laser-welded enclosure with annual leakage rate below 0.05%, capable of operating at zero gauge pressure.

Rated Voltage40.5 kV
Rated CurrentUp to 2500 A
Rated Short-Circuit Breaking Current31.5 kA
DetailsGet a Quote

Gas-Insulated Switchgear (GIS) from NAIJI Electric

Metal-enclosed gas-insulated switchgear (C-GIS) for 12kV and 40.5kV. Compact, maintenance-free, eco-friendly options available.

As a professional manufacturer with over 35 years of experience, NAIJI Electric produces high-quality products that meet international standards including IEC 62271. Our products are exported to more than 20 countries across Southeast Asia, Middle East, Africa, Latin America, and CIS regions.

All products undergo rigorous factory testing including power frequency withstand, lightning impulse withstand, and mechanical endurance tests before shipment. We offer both standard models and custom configurations to meet your project-specific requirements.

Frequently Asked Questions

What types of gas-insulated switchgear (gis) does NAIJI Electric manufacture?
NAIJI Electric manufactures GSN3-12 Eco-Friendly Gas-Insulated Switchgear (12kV), GSN1-40.5L Gas-Insulated Switchgear (40.5kV). All products are manufactured to IEC international standards with ISO 9001 certified quality management.
What is the lead time for gas-insulated switchgear (gis)?
Standard lead time is approximately 30 days for most models. Custom configurations may require additional time. Contact our sales team for a precise delivery schedule based on your order quantity.
Does NAIJI Electric offer OEM manufacturing for gas-insulated switchgear (gis)?
Yes, NAIJI Electric offers OEM and custom manufacturing services. We can produce products with your branding and customize technical specifications to meet your project requirements. Our monthly production capacity is 250+ units.
What certifications do your gas-insulated switchgear (gis) carry?
Our products are manufactured under ISO 9001, ISO 14001, and OHSAS 18001 certified quality systems. Products carry CE and CCC certifications and are designed to comply with IEC 62271 international standards.

Need GIS for Your Project?

Contact our technical team for product selection, pricing, and custom configurations.

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