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Porcelain Post Insulator 33kv 57-2 for Power System Wooden Case Packaging
US$4.18
100-999 Pieces
US$3.78
1,000+ Pieces
Sample price:US$10.00/piece.Request sample
Product profile
Customization
AvailableApplication
High-voltageMaterial
PorcelainModel NO.
57-2Structure
Post InsulatorType
Post InsulatorUsage
High Voltage Power Transmission, Insulation, Driving, Electrical InstallationConnection Method
OtherSize of Bearing Capacity
22.5kNCertification
CCC, CE, ISO9001Color
BrownBrand
JsQuality
High-QualityProduct Type
57-2MOQ
100PCSTransport Package
Wooden BoxSpecification
305mm*152mmTrademark
JSOrigin
Jiangxi, ChinaHS Code
85462090Production Capacity
500000 PiecesKey features
Strong electrical performance, no internal breakdown, strong anti fouling and flashover ability
High mechanical performance, high bending strength, good seismic resistance
Low operation and maintenance costs, basic maintenance free, lightweight
The design is adaptable and flexible, with loose requirements for tower materials and structures.
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: ≤1.24h 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's the payment term ?
A:
We accept TT,30% deposit and 70% balance against copy of B/L 0r L/C at sight.
Q:How long is producing time ?
A:
Normally it will take about 35-40 days for production.
Q:Will you accept using customer's logo ?
A:
Only accaept OEM when you order a big quantity.
Q:Can you offer Form A or C/O ?
A:
Yes. We can prepare relative documents to forgin affairs office or other
offices to apply for this certificate.
Q:What is the standard of package ?
A:
For small capacity, we use carton, but for big capacity, we will use strong wooden
case for protection or double inner packs in a master carton .
Send Inquiry
*To:
Jiangxi Johnson Electric Co., Ltd.
Jiangxi Johnson Electric Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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