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D20 Series Single-Phase Distribution Transformer 200kVA 1000kVA 2500kVA Fully Sealed Tank for Long-Term Performance Stability
US$1,000.00-2,000.00
1 Piece
Product specifications
Capacity
Sample price:US$1000.00/piece.Request sample
Product profile
Customization
AvailableApplication
Power, Electronic, Instrument, LightingPhase
SingleModel NO.
D20Core
Core-type TransformerCooling Method
Oil-immersed Type TransformerWinding Type
Separated Winding TransformerCertification
ISO9001, CCC, ISO14001Usage
Single-phase Transformer, Power Transformer, Distribution TransformerFrequency Characteristics
Power FrequencyShape of Core
ODBrand
JncnFactory Tests
Routine Test, Type Test, IEC Standard TestIP Rating
IP23, IP54, IP65, IP67Design Standard
IECWarranty
2 YearsTransport Package
as Specified by The CustomerSpecification
Per customer specificationsTrademark
JNCNOrigin
ChinaHS Code
8504210000Production Capacity
50000Key features
Fully Sealed Tank Design: Isolates oil from air to prevent oxidation and moisture, ensuring long-term stability and extended service life.
High Efficiency Core: Uses advanced rolled-core process with high-quality silicon steel to reduce iron losses, noise, and temperature rise.
Low Line Losses: Low-voltage winding design reduces current to half, cutting line losses to approximately one-quarter of standard designs.
Versatile Applications: Ideal for urban lighting, residential areas, railway signals, rural networks, and remote mountainous power supply.
Customization Options: Offers full customization including IP ratings (IP23-IP67), factory tests, and design standards based on project specs.
Comprehensive Warranty: Provides a 2-year warranty covering mechanical defects with free parts and labor for the machine's entire life.
EPC Turnkey Services: Delivers one-stop solutions from design and procurement to construction for projects up to 220kV.
Strict Quality Control: 100% inspection including withstand voltage and partial discharge tests, backed by ISO 9001 certification.
Company profile
CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 1 Year CertifiedNearest Port: Chongqing PortAverage Response Time: >24h
AI-Powered supplier vetting
SummaryChongqing JNCN Electric Co., Ltd. is identified as a Chinese manufacturer/factory producing transformers, substations, switchgear, bus ducts, and related new-energy equipment. The supplier reports ISO 9001, ISO 14001, OHSMS18001, and ISO50001 certifications, and an SGS audit record valid from October 22, 2025 to October 21, 2026. Its stated capabilities include technical research, advanced testing and production equipment, more than 10 production lines, 11–20 years of R&D engineer experience, and 6–10 quality-control staff. Products are exported to several regions, with exports representing 21%–30% of total sales. However, overseas service infrastructure, 3D design, ODM/OEM, raw-material traceability, new-product launches, Fortune 500 cooperation, and after-sales capabilities are not substantiated in the provided data.
Supplier typeThe supplier is explicitly identified as a factory and Manufacturer/Factory, operating as a limited company in Chongqing, China. Its stated business is electrical and electronics manufacturing, with a product portfolio covering transformers, substations, switchgear, bus ducts, and new-energy equipment.
CertificationsThe supplier reports ISO9001, ISO14001, OHSMS18001, and ISO50001 certifications, while another record specifically lists ISO 9001 and ISO 14001. An SGS audit record is shown as valid from 2025-10-22 through 2026-10-21, supporting documented third-party audit coverage during that period.
R&D capabilityThe company describes itself as having strong technical development capabilities, advanced testing and production equipment, strong R&D with university partnerships, and continuous product development. Its R&D engineer experience is listed as 11–20 years, but new-product activity, 3D design services, ODM capability, and OEM capability are explicitly unknown.
Production capacityThe supplier is presented as an integrated production and manufacturing enterprise with advanced testing instruments and production equipment, more than 10 production lines, and a broad electrical-equipment portfolio. Its factory status and stated manufacturing scope provide explicit evidence of production capability.
Product Q&A
Q:Are you a manufacturer or a trading company?
A:
We are an integrated group company that combines R&D, manufacturing, sales, and engineering services. We own modern production facilities and have our own R&D team, which allows us to maintain direct control over product quality, technology, and delivery schedules. Furthermore, we offer professional EPC turnkey services, providing one-stop solutions from design and procurement to construction.
Q:Do you offer customizations?
A:
Yes, we specialize in customization. We can provide tailored product design and engineering solutions based on your project specifications, voltage level, environmental conditions, and any special requirements. Customization options include full customization, minor customization, and flexible customization.
Q:What international standards and certifications do your products comply with?
A:
Our products are strictly designed and manufactured in compliance with International Electrotechnical Commission (IEC) standards. We are certified with ISO 9001 Quality Management System. Our key products (such as transformers and switchgear) also hold international certifications like CE and CCC. We are committed to meeting the entry requirements of various global markets.
Q:Can you provide EPC services?
A:
Absolutely. We provide comprehensive EPC turnkey services for up to 220KV transmission & distribution projects and new energy projects. Our service covers Engineering (design, integration), Procurement (sourcing, testing), and Construction (civil works, installation, commissioning). We ensure the project is completed on time, within budget, and meets expected performance standards.
Q:How do you ensure product quality and reliability?
A:
We guarantee product quality through a multi-tiered approach: Source Control (high-quality raw materials), Process Control (ISO 9001 system with strict inspections), and Final Testing (rigorous tests like withstand voltage and partial discharge before shipment). We also offer a standard warranty of 12-24 months and continuous technical support.
Send Inquiry
*To:
Chongqing JNCN Electric Co., Ltd.
Chongqing JNCN Electric Co., Ltd.*Content:
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