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21kv Composite ZnO Gapless Surge Arrester for Transformer and Transmission
US$12.10-13.20
10 Pieces
Sample price:US$50.00/piece.Request sample
Product profile
Customization
AvailableType
Power Source ArresterStructure
Zinc Oxide ArresterModel NO.
YH10W-21Installation
Parallel ArresterApplication
AC/DC SystemSize
MeidumOperation Voltage
High VoltageShape
Gyro TypeMaterial
CeramicCertification
ISO9001Brand
L&RColor
GrayWarranty
2 YearPackage Details
Standard Export StandardModel Number
Yh10W-21Payments
L/C; T/TTransport Package
Standard Export PackageSpecification
ISO9001: 2008Trademark
L&R or according to customers requirementsOrigin
Wenzhou, Zhejiang, ChinaHS Code
8535400000Production Capacity
5000pieces/MonthKey features
OEM/ODM Support: We provide both OEM and ODM services with 3 dedicated R&D engineers.
ISO9001 Certified: Manufactured in a 20,000 sqm plant with strict ISO9001 quality standards.
High Voltage Protection: Zinc Oxide gapless design for reliable AC/DC system surge protection.
Robust Construction: Ceramic material with gyro shape, designed for high voltage applications.
Flexible Payment: Accepts L/C, T/T, D/P, PayPal, and Western Union for secure transactions.
Fast Delivery: Standard lead time of one month for both peak and off-season orders.
Company profile

CertifiedBusiness Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2010-07-30 CertifiedNearest Port: Ningbo Port, Shanghai PortAverage Response Time: ≤6.83h CertifiedTerms of Payment: LC, T/T, D/P, etc.
AI-Powered supplier vetting
SummaryL&R ELECTRIC GROUP CO., LTD. is identified as a China-based manufacturer established in 2015, with 77 employees, a 20,000 m² manufacturing plant, and more than 10 production lines. Its product scope includes electrical power and hardware components such as fuse links, clamps, surge arresters, and related accessories. The supplier reports OHSAS18001:2007 and other management-system certifications, 11–20 quality-control staff, and export sales representing 71%–90% of total sales. It states that it seeks worldwide sales-agent and maintenance partners, indicating an intended international service network, but actual after-sales coverage is not confirmed. Evidence of overseas trade exists through one recorded Kenyan buyer and three transactions, while broader customer references, customization capability, financial credibility, and innovation capacity remain insufficiently documented.
Supplier typeThe supplier is described as both a trade company and a manufacturer, while the formal entity record identifies L&R ELECTRIC GROUP CO., LTD. as a manufacturer and limited company in China. Its stated products and manufacturing-site information support a manufacturing role, despite the conflicting trade-company classification in the basic information.
CertificationsThe supplier reports holding an OHSAS18001:2007 certificate and additional unspecified certifications. This provides explicit evidence of at least one occupational health and safety management certification, although the other certifications are not identified.
Production capacityThe supplier reports a 20,000 m² manufacturing plant, more than 10 production lines, 77 employees, 11–20 quality-control staff, and one-month order fulfillment in both peak and off-peak seasons. These figures explicitly support substantial production infrastructure and stated delivery capacity, although actual capacity utilization and output verification are not provided.
Client casesThe supplier reports Africa as a primary export market and the trade records show one Kenyan buyer, SHOWAN LIMITED, associated with three recorded fuse-link transactions in January 2025. This demonstrates at least one identifiable overseas buyer case, but the evidence is limited and does not establish a broad, well-verified customer portfolio.
Product Q&A
Q:What is the warranty period for this surge arrester?
A:
The product comes with a 2-year warranty.
Q:Can you customize the color of the arrester?
A:
Yes, the color can be customized to Gray.
Q:What is the rated voltage of this model?
A:
The rated voltage is 21kV.
Q:Do you accept OEM and ODM orders?
A:
Yes, we offer both OEM and ODM services.
Q:What are the available payment terms?
A:
We accept L/C, T/T, D/P, PayPal, and Western Union.
Send Inquiry
*To:
L&R ELECTRIC GROUP CO., LTD.
L&R ELECTRIC GROUP CO., LTD.*Content:
Supplier replies will be sent to your registered email
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