Powered by Made-in-China.com
Premium U300b Disc Suspension Insulator for Reliable Power Distribution
US$5.45-6.09
200 Pieces
Sample price:US$0.00/piece.Request sample
Product profile
Customization
AvailableApplication
High-voltageMaterial
PorcelainModel NO.
U300BStructure
Suspension InsulatorType
A Type InsulatorUsage
High Voltage Power Transmission, Insulation, Electrical InstallationCertification
ISO9001, IECColor
Grey , Brown or WhiteCreepage Distance
390mmCombined M&E Strength
300knNet Weight
14.3kgTransport Package
1000*1000*1000mmTrademark
JOHNSONOrigin
ChinaHS Code
8546209090Production Capacity
100000Company 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: ≤1.32h 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.
Send Inquiry
*To:
Jiangxi Johnson Electric Co., Ltd.
Jiangxi Johnson Electric Co., Ltd.*Content:
Supplier replies will be sent to your registered email
You may also like
U70b High Voltage Porcelain Disc Insulator for Power Transmission and Distribution Line
US$4.45
300 Pieces(MOQ)
Disc Suspension Glass Insulator for Electrical Transmission and Distribution Systems
US$4.80-5.25
100 Pieces(MOQ)
Durable Disc Suspension Ceramic Porcelain High Voltage Insulator for Safe Power Distribution
US$2.50-18.00
1 Piece(MOQ)
70kN Disc Insulator for Reliable Power Transmission Applications
US$1.99-6.99
10 Pieces(MOQ)
Cap-and-Pin Porcelain Suspension Insulator String U70b U100b U120b U160b for High-Voltage Power Distribution
US$2.00-10.00
10 Pieces(MOQ)
Electrical Suspension Disc for Reliable Kzan Performance Toughened Glass Insulator
US$1.99-5.99
10 Pieces(MOQ)
Ceramic Disc Suspension Insulator for Power Distribution Network
US$4.74
300 Pieces(MOQ)
Direct High-Voltage Line Suspension Disc Tempered Glass Insulator for Power Distribution
US$3.99-9.99
100 Pieces(MOQ)
U160bp 160kN High Voltage Disc Suspension Glass Insulator for Reliable Performance
US$5.00-10.00
10 Pieces(MOQ)
U120bp 120kN High Voltage Disc Suspension Glass Insulator for Reliable Performance
US$5.00-10.00
10 Pieces(MOQ)
Disc Insulator Brown or White Porcelain Porcelain Suspension Insulator for Distribution
US$3.50-5.00
300 Pieces(MOQ)
Disc Type Porcelain Suspension Insulator for Power Distribution Projects U70b IEC Insulator
US$2.85-3.95
100 Pieces(MOQ)
U70b Disc Insulator 70kN for Power Transmission and Distribution Line
US$4.45
300 Pieces(MOQ)
Durable Porcelain Suspension Insulators for Reliable Power Line Support
US$3.80-4.50
100 Pieces(MOQ)
52-3 Glass Disc Suspension Insulator for Transmission and Distribution
US$18.00
200 Pieces(MOQ)
70kn Glass Disc Suspension Insulator for High Voltage Distribution and Transmission Line
US$1.80-2.20
200 Pieces(MOQ)
Durable Ceramic Disc Insulator for Reliable Suspension Systems
US$3.80-4.50
100 Pieces(MOQ)



















