Powered by Made-in-China.com
Premium Insulators for Safe and Reliable Energy Distribution
US$1.98
50-199 Pieces
US$1.58
200+ Pieces
Sample price:US$10.00/piece.Request sample
Product profile
Customization
AvailableApplication
High-voltageMaterial
PorcelainModel NO.
40KNStructure
Suspension InsulatorType
OtherUsage
High Voltage Power Transmission, Insulation, Driving, Electrical InstallationConnection Method
Spherical TypeSize of Bearing Capacity
40KNCertification
CCC, CE, ISO9001Color
BrownBrand
JsMOQ
50Transport Package
Wooden BoxSpecification
190mm*140mm*200mmTrademark
JsOrigin
ChinaHS Code
8546209090Production Capacity
5000000Key features
20 Years Manufacturing History: Factory has 20 years of experience in porcelain insulator manufacture.
High Monthly Capacity: Monthly production capacity reaches approximately 3,000 tons.
Full Customization Options: Accepts customer designs, samples, and offers flexible customization.
Comprehensive Certifications: Products certified with CCC, CE, and ISO9001 standards.
Wide Voltage Range: Products operate on and under 220kV voltage for various applications.
Extensive Product Range: Over 20 categories and more than 200 types of insulators available.
100% Quality Inspection: All finished products undergo 100% functional inspection.
Multiple Payment Terms: Supports T/T, LC, D/P, PayPal, Western Union, and small-amount payments.
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: ≤2.38h 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 minimum order quantity?
A:
The minimum order quantity is 1000 pieces.
Q:Can you customize the products?
A:
Yes, we offer full customization, minor customization, flexible customization, and can customize from samples or designs.
Q:What is the lead time for production?
A:
The average lead time is one month for both peak and off-peak seasons.
Q:What certifications do your products have?
A:
Our products are certified with CCC, CE, and ISO9001.
Q:What is your monthly production capacity?
A:
Our factory has a monthly production capacity of about 3,000 tons.
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
High Voltage Insulator for Safe and Reliable Energy Distribution
US$5.00
10 Pieces(MOQ)
Premium Porcelain Insulator for Reliable Insulation and Anti-Pollution
US$2.99-9.99
10 Pieces(MOQ)
Reliable Porcelain Pin Insulator for Electrical Distribution and Utility Projects
US$3.20-3.95
2,000 Pieces(MOQ)
Made in China Premium Power Insulator for Safe Breakage and Durability
US$1.99-5.99
10 Pieces(MOQ)
Premium Silicone Ring for HDPE Insulators - Durable and Reliable
US$0.80-2.00
1,000 Pieces(MOQ)
Baolifeng Premium 33kv C4-125 Post Insulator for Reliable Power Station Renewable Energy Project
US$8.50-9.50
100 Pieces(MOQ)
Premium Ceramic Insulator for Switchgear and Transformer with Long Creepage
US$2.99-9.99
10 Pieces(MOQ)
Durable Disc Suspension Ceramic Porcelain High Voltage Insulator for Safe Power Distribution
US$2.50-18.00
1 Piece(MOQ)
500kv Composite Insulators for Transmission and Distribution Line
US$10.00-200.00
50 Pieces(MOQ)
Electrical Power Line Toughened Glass Insulator for Transmission and Distribution
US$5.00
10 Pieces(MOQ)
Composite Insulators for Transmission and Distribution Line 500kv
US$24.68
3,000 Pieces(MOQ)
56-4 Porcelain Pin Insulator for Transmission and Distribution
US$4.80
5,000 Pieces(MOQ)
High Quality Porcelain Spool Insulator for Electrical Distribution and Utility Networks
US$1.15-1.65
1,000 Pieces(MOQ)
10NF250 Transformer Bushing Insulator for Transmission and Distribution
US$5.14
2,000 Pieces(MOQ)
High Voltage Porcelain Post Insulator for Electrical Transmission and Distribution Systems Zsw-10/4
US$3.45-3.95
100 Pieces(MOQ)
Low Voltage Spool Insulator for Electrical Distribution and Utility Line Insulator
US$0.35-0.65
3,000 Pieces(MOQ)
250kv Composite Suspension Insulators for Transmission and Distribution Line
US$10.00-200.00
50 Pieces(MOQ)
Distribution Insulation Pin Insulator for 11kv and 15kv
US$9.90-29.90
100 Pieces(MOQ)


















