High-Performance 630A Load Break Cable Branch Box for Ring Main Units
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Product Highlights
- Customizable Solution: Size, configuration, and internal components can be customized to meet specific needs.
- Flexible Cable Connection: Suitable for multiple incoming and outgoing cables with reliable busbar system.
- OEM/ODM Service: Accept OEM/ODM orders with logo printing and custom design capabilities.
- Compact & Durable Design: Anti-corrosion material ensuring long service life and easy maintenance.
- Wide Application Scope: Ideal for urban grids, residential areas, industrial plants, and renewable energy projects.
Product Attributes
- Customization
- Available
- Type
- Power
- Certification
- ISO9001:2000, CCC, CE
- Form
- All- packaged Type
- Operation Voltage
- High Voltage
- Size
- 1 Uint
- Application Range
- Power Plants
- Shell Material
- Aluminum Alloy
- Shell Protection Grade
- IP30
- Brand
- Shengxian
- Ambient Temperature
- -25degree Centigrade~+40degree Centigrade
- Altitude
- No More Than 1000m
- General Structure
- High Voltage/Transformer / Low Voltage Unit
- Application
- Factory/Mining /City Lighting/Shcool
- Feature
- Great Flexibility, Small Volume, Low Cost, Rapid
- OEM/ODM
- Accept
- Warranty
- 12 Months
- Transport Package
- Export Standard Wooden Case
- Specification
- 800*1500*2300/customized
- Trademark
- shengxian
- Origin
- Zhejiang, China
- HS Code
- 8537209000
- Production Capacity
- 50 Pieces/Week
- Package Size
- 1200.00cm * 1200.00cm * 1500.00cm
- Package Gross Weight
- 200.000kg
Shipping
- Shipping Cost:
- Contact the supplier about freight and estimated delivery time.
Online Trading Protection
- Payment Guarantee
-
Platform-protected payments with refund support for eligible order issues.
- Platform Logistics
- Clearer shipment tracking with platform-supported logistics.
- Inspection Service
- Optional pre-shipment inspection for quality and quantity checks.
- After-Sales & Dispute Handling
- Platform-assisted dispute resolution, including refunds or returns when applicable.
Only orders placed and paid through Made-in-China.com Secured Trading are eligible for payment protection and the corresponding platform services.
Product Images of High-Performance 630A Load Break Cable Branch Box for Ring Main Units
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Product Description


Suitable for multiple incoming and outgoing cables
High Safety Protection
Protection level up to IP54 / IP65, suitable for outdoor use
Reliable Busbar System
Copper or aluminum busbar optional
Compact & Durable Design
Anti-corrosion, long service life
Easy Installation & Maintenance
Front access, simple structure
Customizable Solution
Size, configuration, and internal components can be customized

·Residential communities
·Industrial power systems
·Commercial buildings
·Solar / renewable energy projects

Item | Data |
Rated Voltage | 12kV / 24kV / 35kV |
Rated Current | 630A (main line) / 125A – 630A (branch) |
Rated Frequency | 50Hz / 60Hz |
Number of Ways | 1-way / 2-way / 3-way / 4-way / 5-way / 6-way (customizable) |
Enclosure Material | Stainless steel / galvanized steel / sheet steel + powder coating |
Enclosure Protection | IP44 / IP54 / IP65 (IEC 60529) |
Insulation Type | Air insulated or SF6 insulated |
Cable Connector Type | 600A / 200A bushing well + plug-in elbow connector (IEEE / IEC) |
Standard | IEC 60364, GB/T 17467 |
Number of incoming/outgoing circuits
Busbar type (Cu / Al)
Protection level
Locking system
Branding (OEM available)








A: 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.
Q2. Do you accept customized service?
A: 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.
Q3. What is your MOQ?
A: Our MOQ is 1 piece.
Q4. How long is your delivery lead time?
A: It depends on your product requirement and quantity. Generally, 5~10 working days are available
Q5. How do you solve quality problems?
A: Please provide detailed photos of quality problems. Our technical and quality testing department will analyse. We will make a satisfactory solution within 2 days.
Q6. What are your payment terms?
A: 30%T/T in advance,70% before shipment. West Union, L/C are also acceptable.
About the Supplier
This supplier has been audited by TÜV Rheinland. Verify the report on the official TÜV Rheinland website with ID "MIC-ASR2631267". Items marked "" are certified.
Company Profile
Established in 2016, Zhejiang Shengxian Power Technology Co., Ltd. is a high-tech enterprise specializing in the R&D, manufacturing, and sales of complete power distribution equipment. Our product portfolio includes high and low-voltage switchgear, compact substations, and intelligent power distribution solutions. Committed to the principles of safety, reliability, and environmental sustainability, we provide high-quality power equipment and services to global customers. Our products have been successfully exported to Southeast Asia, the Middle East, and other regions, establishing us as a qualified supplier and trusted partner for numerous domestic and international power projects.
Verified Corporate Strength
(All data sourced from authoritative AR verification reports)
Founded: 2016 Registered Capital: RMB 53, 690, 000
Total Employees: 27 Foreign Trade Team: 2 R&D Engineers: 3
Production Base: Modern facility in Wenzhou, Zhejiang, China
Production Lines: 2 advanced lines
Quality Certifications: ISO9001 Quality Management System Certification, China Compulsory Certification (CCC) for core products
QC Team: 2 dedicated quality inspectors
Innovation Capability: Multiple patents granted by CNIPA, with leading expertise in solid insulation and eco-friendly gas application technologies
R&D Performance: Successfully launched new products last year
Cooperation Models: ODM & OEM supported, own brand operations
MOQ: 1 unit, offering flexible order fulfillment
III. Product Portfolio
We offer comprehensive solutions covering power generation, transmission, distribution, and consumption:
Medium-Voltage Switchgear:
Solid-Insulated Switchgear (SIS): Fully sealed, maintenance-free, compact design, ideal for harsh environments (humidity, salt fog)
Eco-Friendly Gas-Insulated Switchgear: Uses dry air/nitrogen instead of SF6, zero global warming potential (GWP=0), perfect for green grid construction
SF6 Ring Main Unit (RMU): Proven technology, reliable operation, cost-effective
Cable Branch Boxes: Flexible cable network distribution, easy installation
Compact Substations & Prefabricated Compartments:
European/American Style Compact Substations: Integrated design, reduces on-site construction time and cost, widely used in urban/rural grids, real estate, and industrial parks
PV Prefabricated Compartments: Specifically engineered for solar power plants, enabling safe and efficient grid connection for photovoltaic systems
Complete Switchgear Equipment:
High-voltage: KYN series metal-clad withdrawable switchgear, HXGN series ring main switchgear
Low-voltage: GGD series distribution boards
Provides core power distribution protection for industrial plants, commercial complexes, and infrastructure projects
Transformers & Key Components:
Oil-immersed and dry-type power transformers
Key high-voltage components including SF6 load break switches
IV. Service Commitment
We maintain a "Customer First" service philosophy. Leveraging our extensive international market experience, we ensure rapid response to customer inquiries, providing professional pre-sales consultation, technical solutions, and reliable after-sales support.
About Our Factory & Business Background
-
Business Type
- Manufacturer/Factory & Trading Company
- Address
- No. 77, Pulan Fifth Road, Yueqing Economic Development Zone, Wenjiang City, Wenzhou, Zhejiang, China
-
Plant Area
- 2186 square meters
-
Number of Employees
- 44
-
Registered Capital
- 53,690,000 RMB
-
Terms of Payment
- LC, T/T, D/P, PayPal, Western Union, Small-amount payment
-
International Commercial Terms(Incoterms)
- FOB, CIF, CFR, EXW
-
Average Lead Time
-
Peak Season Lead Time: within 15 workdays, one month
Off Season Lead Time: within 15 workdays, one month -
Nearest Port
- Ningbo Port, Shanghai Port
-
Minimum Order Quantity
- 1
-
Supply Chain Partners
- 26
Our Production Capability & Technical Expertise
- Main Products
- Dry Type Transformer, Vacuum Circuit Breaker, Switchgear, Ring Main Unit, Substation, Oil Immersed Transformer, Voltage Transformer, Acb Circuit Breaker
-
Production Lines
- 2
-
Production Machines
- Laser cutting machine, Welding machine
-
QA/QC inspectors
- 2 people
-
Inspection Type for Finished Products
- 100% inspection(Function inspection & Visual inspection)
-
Inspection Method for Finished Products
- Have instructions and uniformly followed
-
Customization Options
- Customization from Samples, Customization from Designs, Full Customization, Minor Customization, Flexible customization
-
ODM Service Available
- Yes
-
OEM Service Available
- Yes
-
R&D Engineers
- 1 people
-
Traceability of Raw Materials
- Yes
-
Own Brand
- Yes
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2018-08-03
-
Export Year
- 9 Year
-
Main Markets
- Africa, Domestic
-
Repeat Buyers Choice
- 50%~80%
-
Number of Foreign Trading Staff
- 2
-
Overseas Agent/Branch
- No
-
New Products Launched in Last year
- No
Our Certifications, Standards & Industry Recognition
-
Management System Certification
- ISO9001:2015, ISO45001:2018, ISO14001, ISO50001
FAQ
- 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.
- 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.
- What is your MOQ?
- Our MOQ is 1 piece.
- How long is your delivery lead time?
- It depends on your product requirement and quantity. Generally, 5~10 working days are available
- 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.
- What are your payment terms?
- 30%T/T in advance,70% before shipment. West Union, L/C are also acceptable.
Send your message to this supplier
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