What are your payment terms?

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

Space-Saving Compact Ring Main Unit Ideal for Urban Underground Substations and Transformer Rooms

Name: Space-Saving Compact Ring Main Unit Ideal for Urban Underground Substations and Transformer Rooms
Brand: Zhejiang Shengxian Electric Power Technology Co., Ltd.
SKU: 2316062825

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: ≤0.40h

AI-Powered supplier vetting

SummaryThe supplier is a Zhejiang-based 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 holds ISO9001, ISO14001, ISO45001, and CCC-related credentials, and has documented procedures for inspections, complaints, corrective actions, and service assessment. It offers broad customization and ODM services, but reported no new product information in the past year and no SDK availability. Overseas infrastructure is limited: no overseas warehouses, showrooms, agents, branches, or offline trade-show participation. Financial credibility cannot be assessed because the provided financial records are incomplete and monetary figures are excluded. Customer cases and named customer references are not provided.

CertificationsThe supplier reports ISO9001 quality certification, CCC certification for core products, ISO14001 environmental certification, and ISO45001 occupational health and safety certification. These stated certifications provide explicit evidence of certification coverage across quality, environmental, and occupational safety areas.

After-Sales capabilityThe supplier has written and followed procedures for service assessment, corrective and preventive actions, and customer complaints. However, it has no overseas warehouse, showroom, agent, branch, or stated overseas service country coverage, limiting evidence of localized after-sales support.

R&D capabilityThe supplier reports multiple patents granted by CNIPA and offers ODM services, indicating some established innovation and design capability. However, it states that no new product information was available in the past year and that no SDK is available, so current product-development activity appears limited.

Production capacityThe supplier operates two production lines and reports annual outputs of 4,000 transformers, 2,500 electrical switchgear units, and 10,000 vacuum circuit breakers, with one-month lead times in both peak and off-peak seasons. It has two dedicated quality inspectors and standardized finished-product inspection instructions, but does not continuously reconcile quantities for every batch or mass-production run.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, flexible customization, and ODM services. This provides direct evidence of broad customization coverage.

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.