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Durable Ceramic Insulator Pins for Enhanced Electrical Isolation
US$0.78-1.39
200 Pieces
Sample price:US$0.00/piece.Request sample
Product profile
Customization
AvailableApplication
High-voltageMaterial
PorcelainModel NO.
St-20j/ (R)Structure
Pin InsulatorType
A Type InsulatorUsage
High Voltage Power Transmission, Insulation, Electrical InstallationSize of Bearing Capacity
13knCertification
ISO9001, IECColor
Grey, Brown or WhiteTransport Package
1000*1000*1000mmTrademark
JOHNSONOrigin
ChinaHS Code
854620909Production Capacity
100000Key features
High Voltage Isolation: Designed for 20kV high voltage power transmission with excellent electrical insulation properties.
Durable Porcelain Material: Made from high-quality porcelain with grey, brown, or white color options for durability.
Strong Mechanical Load: Bearing capacity of 13kN to 14.7kN ensures stability under heavy mechanical stress.
Certified Quality: ISO9001 and IEC certified, ensuring compliance with international electrical standards.
Flexible Customization: Offers full, minor, and flexible customization options based on samples or designs.
Low Failure Rate: Average annual failure rate is no more than 0.0005 per year for high reliability.
100% Quality Inspection: Every finished product undergoes 100% function inspection before shipment.
Fast Lead Time: Average lead time is one month for both peak and off-season production.
Company profile
CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 8 Years CertifiedNearest Port: Ningbo PortAverage Response Time: ≤3.30h CertifiedTerms of Payment: T/T, LC, D/P, etc.
AI-Powered supplier vetting
SummaryJiangxi Johnson Electric Company manufactures a broad range of electrical insulators and related fittings, with three production lines and 41–50 quality-control staff. It supports extensive customization, including customization from samples and designs, and follows uniform finished-product inspection instructions. However, the supplier reports no certification of management systems, no written procedures for service assessment, corrective actions, complaints, or quality assurance, and no overseas agents, warehouses, showrooms, or in-stock service. Its R&D evidence is limited: one year of R&D engineer experience is reported, with no new products in the past year, no ODM, 3D software design, SDK, or popular-brand OEM capability. Export sales account for 51%–70%, and the supplier has participated in one named offline trade show. Financial records are referenced for 2022–2024, but the provided slices do not establish financial strength.
Supplier typeThe supplier is an electrical-insulator manufacturer offering glass, porcelain, composite polymer insulators, transformer bushings, and end fittings. Its listed combined facilities include molding, drying, glazing, kiln, and related production equipment, supporting classification as a specialized manufacturing supplier.
CertificationsThe supplier reports no certification of supplier management systems. It also reports no written quality-assurance procedures or records, although finished-product inspection instructions are stated to be available and uniformly followed.
After-Sales capabilityThe supplier has no overseas agents or branches, overseas warehouse, showroom, inventory service, or written procedures and records for complaint handling, service assessment, or corrective and preventive actions. It does accept several quotation and payment terms and reports a one-month average lead time in both peak and off-season, but the documented after-sales infrastructure is deficient.
R&D capabilityInnovation evidence is weak: the supplier reports one year of total R&D-engineer experience, no new products in the past year, no 3D software design service, no ODM service, and no available SDK. It does offer several forms of design customization, but this does not establish strong product innovation capability.
Production capacityThe supplier operates three production lines, has 41–50 quality-control staff, and lists facilities covering molding, drying, glazing, kiln, and related processes. It also states that finished products are inspected under instructions that are uniformly followed; however, it reports no in-stock capacity and no valid manufacturing contract with associated subcontractors.
Customization capabilityThe supplier explicitly accepts customer designs and provides full, minor, flexible, sample-based, and design-based customization. This is direct evidence of broad customization capability, although 3D software design services are not provided.
Product Q&A
Q:What is the nominal voltage of this insulator?
A:
The nominal voltage is 20kV, suitable for high-voltage power transmission applications.
Q:What materials and colors are available?
A:
The insulator is made of porcelain and is available in grey, brown, or white colors.
Q:What is the minimum mechanical failing load?
A:
The minimum mechanical failing load (bending) is not less than 13kN.
Q:Does the product support customization?
A:
Yes, we offer full customization, minor customization, flexible customization, and customization from samples or designs.
Q:What is the minimum order quantity (MOQ)?
A:
The minimum order quantity is 1000 pieces.
Send Inquiry
*To:
Jiangxi Johnson Electric Co., Ltd.
Jiangxi Johnson Electric Co., Ltd.*Content:
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