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Copper-Aluminium Expansion Joints (bus-bars connected with equipment)
US$0.10-10.00
1 Piece
Sample price:US$0.10/piece.Request sample
Product profile
Customization
AvailableCertification
ISOSurface Treatment
ElectroplatingModel NO.
MSTMaterial
CopperType
C TypeFonction
ConnectTransport Package
PacakgeTrademark
YONGUOrigin
China, WenzhouHS Code
8536900000Production Capacity
1000000PCS/YearKey features
ISO Certified Quality: Products meet ISO certification standards for reliability and safety.
High Slip Strength: Compressive sleeve strength is not less than 95% of the rated conductor strength.
Low DC Resistance: DC resistance is strictly less than that of the equivalent length conductor.
Controlled Temperature Rise: Temperature rise is maintained below that of the splicing conductor.
Multiple Connection Types: Available in compression, bolt, and armor rod types for various mounting needs.
Advanced Testing Lab: CNAS accredited lab with over 3,500 sqm area and advanced detection equipment.
OEM and ODM Services: Customization services available for specific functional requirements.
State Grid Supplier: Shortlisted as a Class A supplier for State Grid and China Southern Power Grid.
Company profile

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2005-11-15 CertifiedNearest Port: Ningbo Port, Shanghai PortAverage Response Time: ≤2.67h CertifiedTerms of Payment: LC, T/T
AI-Powered supplier vetting
SummaryYONGU GROUP CORPORATION CO., LTD. is a China-based limited company operating in electrical and electronics, with a stated establishment date of 1999 and manufacturing operations in Zhejiang. The supplier reports substantial industry experience, export activity since 2005, 507 employees in one record, and a 35,000 m² manufacturing plant. Its product range covers power fittings, clamps, cable accessories, insulators, switches, breakers, fuses, arresters, and related products. Evidence supports ISO 9001 and ISO 14001 certification, dedicated research and testing facilities, production licensing, and product testing by several Chinese power-industry institutions. The supplied information does not sufficiently establish after-sales execution, financial credibility, customization capability, or identifiable customer cases. Some company-scale data is inconsistent across records, including employee count, establishment history, and facility size, so those details should be verified.
Supplier typeThe supplier is identified as a combined, limited company headquartered in Zhejiang, China, engaged in electrical and electronics and offering a broad portfolio of power fittings, cable accessories, switching equipment, and protection products. It also reports export activity and accepts FOB, CIF, and CFR quotation terms, indicating capability to engage in international trade.
CertificationsThe supplier reports ISO 9001:2015 and ISO 14001:2015 certificates, earlier references to ISO 9001 and ISO 14000, production licenses, and product testing by recognized Chinese electric-power inspection and research institutions. These records provide explicit evidence of quality and environmental management certifications and product compliance-related credentials.
R&D capabilityThe supplier reports a dedicated technical research and development center recognized as a provincial township business technical service center and enterprise technical center, together with machinery, physics, chemistry, pressure, partial-discharge, and heat-cycle testing facilities. This directly supports established R&D and technical testing capability.
Production capacityEvidence includes a stated 35,000 m² manufacturing plant, production licenses, advanced laboratory equipment, a broad product portfolio, and testing of electric anchor clamps and related products by multiple power-industry institutions. The records support meaningful manufacturing capability, although company-scale figures differ across slices and should be verified.
Product Q&A
Q:What types of splices are available?
A:
Splices are available in compression type, bolt type, and performed armor rods.
Q:What are the technical requirements for DC resistance?
A:
The DC resistance of all splices must be less than that of the equi-length conductor.
Q:What is the minimum slip strength requirement?
A:
The slip strength of the compressive sleeve must be not less than 95% of the rated strength of the conductor.
Q:Is the product ISO certified?
A:
Yes, the product holds ISO certification.
Q:Does the company offer OEM or ODM services?
A:
Yes, both OEM and ODM services are available.
Send Inquiry
*To:
YONGU GROUP CORPORATION CO., LTD.
YONGU GROUP CORPORATION CO., LTD.*Content:
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