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Line Distribution Surge Arrester 21kv 10ka with Lightning Protector From China
US$5.00-35.00
50 Pieces
Sample price:US$50.00/piece.Request sample
Product profile
Customization
AvailableType
Power Source ArresterStructure
Zinc Oxide ArresterModel NO.
21KV 10KAInstallation
Parallel ArresterApplication
AC/DC SystemSize
MeidumOperation Voltage
High VoltageShape
ColumnMaterial
ZnOCertification
ISO9001Name
Polymer ArresterVoltage Class
21kvNominal Discharge Current
5ka and 10kaColor
Gray or BrownTransport Package
3PCS Individual Cartons Per 1 Big Carton + PalletSpecification
Pallet dimension 110x110x210Trademark
WORTAI or OEMOrigin
Wenzhou, ChinaHS Code
8535400000Production Capacity
30000PCS/MonthKey features
Zinc Oxide Gapless Design: Non-linear characteristics prevent damage from surges without affecting normal operation.
Polymer Housing Material: Silicone housing offers hydrophobicity, UV resistance, and reduced weight compared to porcelain.
High Voltage Protection: Rated for 21kV with 10kA nominal discharge current for AC/DC distribution systems.
Customizable Specifications: Voltage class, discharge current, and color (Gray or Brown) available for customization.
ISO9001 Certified Quality: Manufactured with ISO9001, ISO14001, KEMA, and CNAS certifications ensuring top quality.
24-Hour Response Time: Customer emails are guaranteed a reply within 24 hours for fast support.
OEM and ODM Services: Custom tailored products and OEM/ODM services are welcome for global clients.
Global Market Experience: Over 20 years of experience exporting to 20+ countries across Asia, Europe, and Americas.
Company profile

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2009-09-16Nearest Port: ningboAverage Response Time: ≤5.18hTerms of Payment: LC, T/T, Western UnionInternational Commercial Terms(Incoterms): FOB, CFR, CIF, Others
AI-Powered supplier vetting
SummaryYueqing Wortai Electric Co., Ltd. is a China-based electrical and electronics supplier identified as both a trading company and manufacturer/factory. Its stated product scope includes electrical equipment and accessories such as fuse cutouts, surge arresters, insulators, fuse links, hotsticks, and cable grips. The supplier reports ISO 9001 certification, eight production lines, 21–30 R&D engineers, and 21–30 quality-control staff. It offers OEM services and states that it prioritizes quality and customer service. Export activity is established, with exports beginning in 2009 and coverage across multiple global regions. However, the provided information does not substantiate specific after-sales procedures, financial strength, patented or demonstrated innovations, or named customer cases. The supplier’s 2025 registration records also show virgin silicone products supplied to Vietnam, indicating activity beyond the listed electrical product range.
Supplier typeWORTAI is described as a Chinese industrial electrical equipment and accessories company. Official classifications identify it as both a trading company and manufacturer/factory, while associated-company information classifies the business as wholesale and retail. This indicates a mixed manufacturing and trading model rather than a purely production-focused supplier.
CertificationsThe supplier reports holding ISO 9001 certification for its management systems. This is explicit evidence of a recognized quality-management certification, although the provided slices do not state the certificate’s issue date, scope, or validity period.
Production capacityWORTAI reports a physical factory location, eight production lines, 21–30 quality-control staff, and 21–30 R&D engineers. It also states that off-peak lead time is within 15 working days and peak-season fulfillment takes one month, providing direct evidence of organized production and fulfillment capacity.
Customization capabilityThe supplier explicitly states that it provides OEM services worldwide, and its product range covers multiple industrial electrical components. This directly supports the ability to undertake customer-specific or OEM work, although the slices do not specify customization scope, tooling capability, minimum order requirements, or engineering procedures.
Product Q&A
Q:What is the rated voltage and discharge current?
A:
The arrester has a rated voltage of 21kV and a nominal discharge current of 10kA.
Q:What materials are used for the housing?
A:
It features a Zinc Oxide core with a polymer (silicone) housing for hydrophobicity and UV resistance.
Q:Can the product be customized?
A:
Yes, we offer customization for voltage class, discharge current, and color (Gray or Brown).
Q:What certifications does the product have?
A:
The product holds ISO9001, ISO14001, KEMA, and CNAS certifications and meets IEC60099-4 standards.
Q:How long is the lead time for delivery?
A:
Lead times vary by season: one month during peak season and within 15 workdays during off-season.
Send Inquiry
*To:
Yueqing Wortai Electric Co., Ltd.
Yueqing Wortai Electric Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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