What are your payment terms?

30%T/T in advance,70% before shipment. West Union, L/C are also acceptable.

Type-Tested Ring Main Unit with Dry Air Insulation and Vacuum Interrupter Technology

Name: Type-Tested Ring Main Unit with Dry Air Insulation and Vacuum Interrupter Technology
Brand: Zhejiang Shengxian Electric Power Technology Co., Ltd.
SKU: 2316193235

Zhejiang, ChinaZhejiang Shengxian Electric Power Technology Co., Ltd.

US$2,500.00-5,000.00

1 Piece

Product profile

Customization

Available

Certification

CCC, ISO9001

Shell Material

Stainless Steel

Model NO.

Ring Main Unit

Voltage Level

High Voltage

Installation

Removable

Structure

Cabinet

Current

The Rated Voltage

12kv

Rated Frequency

50Hz

Power Frequency Withstand Voltage

42/48kv

Lightning Shock Withstand Voltage

75/85kv

Rated Current

1250/630A

Rated Closed Loop Breaking Current

630A

Rated Cable Charging Break Current

10A

Rated Short Circuit Closing Current

50-80A

Transport Package

Export Standard Wooden Case

Specification

446*757*2000/customized

Trademark

shengxian

Origin

Zhejiang, China

HS Code

8537209000

Production Capacity

50 Pieces/Week

Key features

Compact Modular Design: Single unit width 325-500mm, configurable for 2-6 circuits with side-by-side or top extension.

Eco-Friendly Insulation: SF6-free alternatives using dry air or N2, zero greenhouse gas emissions, compliant with global regulations.

Fully Sealed & Insulated: Live parts sealed in stainless steel gas tank with IP67 protection, immune to environment, maintenance-free.

Comprehensive Interlocking: Dual mechanical and electrical interlocks prevent maloperations, ensuring operator safety.

Flexible Customization: Dimensions and specifications can be customized to meet specific project requirements.

Wide Application Scope: Suitable for urban residential, commercial, industrial, renewable energy, and rail transit systems.

Low MOQ: Minimum Order Quantity is 1 piece, allowing for flexible purchasing.

Company profile

Fast DeliveryFull CustomizationQuality AssuranceR&D Capabilities

Zhejiang Shengxian Electric Power Technology Co., Ltd.

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 7 Years CertifiedNearest Port: Ningbo PortAverage Response Time: ≤0.27h

AI-Powered supplier vetting

SummaryThe supplier is a Zhejiang, China manufacturer operating two production lines for transformers, electrical switchgear, and vacuum circuit breakers. It reports annual outputs of 4,000 transformers, 2,500 switchgear units, and 10,000 vacuum circuit breakers, with one-month lead times in both peak and off-peak seasons. The supplier demonstrates broad customization and ODM capabilities, documented complaint-handling and corrective-action procedures, and certifications including ISO9001, ISO14001, ISO45001, and CCC for core products. Quality controls include two dedicated inspectors and documented finished-product inspection instructions. However, the evidence indicates limited international service infrastructure: no overseas warehouse, showroom, agents, branches, or offline trade-show participation, and domestic markets are identified as the primary export market. Innovation evidence is mixed because patents are reported, but no new products were introduced in the past year. No customer cases are provided.

Supplier typeThe supplier is identified as a Zhejiang, China manufacturer with two production lines producing transformers, electrical switchgear, and vacuum circuit breakers. The available evidence supports classification as a direct electrical-equipment manufacturer rather than a trading-only supplier.

CertificationsThe supplier reports ISO9001 quality certification, CCC certification for core products, ISO45001:2018, and ISO14001. It also reports an environmental impact assessment and periodic fire drills, providing explicit evidence of quality, occupational-safety, and environmental management certifications.

Production capacityThe supplier operates two advanced production lines and reports annual output of 4,000 transformers, 2,500 electrical switchgear units, and 10,000 vacuum circuit breakers, with one-month peak and off-season lead times. Documented finished-product inspection procedures and two quality inspectors support production execution, while the absence of ongoing batch quantity reconciliation is a stated control weakness.

Customization capabilityThe supplier explicitly provides customization from samples and designs, full and minor customization, flexible customization, and ODM services. This is direct evidence of broad product-design and customization capability.

Product Q&A

Q:Are you a trading company or manufacturer?

We are a professional factory with 10 years of experience in the field of High and Low voltage switchgears, substations, transformers, cable distribution boxes, and various electrical equipment, such as vacuum circuit breakers, load break switches, etc. Our factory is an excellent supplier of the State Grid Corporation of China.

Q:Do you accept customized service?

We offer OEM/ODM service, and can print your logo on the product. Our professional, technical, and quotation team can provide a satisfactory project according to your drawing and parameters.

Q:What is your MOQ?

Our MOQ is 1 piece.

Q:How long is your delivery lead time?

It depends on your product requirement and quantity. Generally, 5~10 working days are available.

Q:How do you solve quality problems?

Please provide detailed photos of quality problems. Our technical and quality testing department will analyse. We will make a satisfactory solution within 2 days.