Best Power Transformer Suppliers
Anhui Green Energy Electric Co., Ltd.
🇨🇳 China
2019101-200 peopleManufacturer/Trading Company/WholesalerOEM manufacturer
ODM manufacturer
Product customization
Low MOQ
Shipments
43
Key customer
GROWATT PK PRIVATE LIMITED
Key market
🇵🇭 Philippines
Review
4.9
11kv 15kv 20kv 33kv Power Distribution Transformer Customized Oil Immersed Power Transformer$3000
10/0.4kv 630kVA 800kVA 1000kVA IEC Standard Power Distribution Transformer Oil Immersed Power Transformer$1999
10kv 20kv 1000kVA 2000kVA High Voltage Power Customized Three Phase Oil Immersed Power Transformer$2359
750kVA Customized Oil Immersed Power Transformer$1000
220V 630kVA Electrical Power Oil Immersed Transformer$1000
Power Substation Distribution Transformer Pad Mounted Transformers$9800
Three Phase Power Transformer Oil-Immersed Transformer$1000
3 Phase Oil Immersed Power Distribution Transformer$3000
Scb11 50kVA Dry Transformer Power Transformer 380 220$1000
High Voltage Dry Type Power Transformer 30-2500kVA$1000
33kv 34.5kv 35kv 3 Phase Power Transformer Manufacturer$8900
11kv High Stability Distribution Customized Oil Immersed Power Transformer$1999
Zhejiang Longxiang Electric Co., Ltd.
🇨🇳 China
2003301-500 peopleManufacturer/Service CompanyEstablished brand
High-tech enterprise
Low MOQ
OEM manufacturer
Key customer
CHILEAN MINING GROUP
Key market
Asia
Description
Zhejiang Longxiang Electric Co., Ltd. is a professional manufacturer and high-tech enterprise specializing in the research, development, and production of power equipment. Established in 2003 and headquartered in Jiangshan, Zhejiang, the company operates a 54,000-square-meter factory equipped with advanced manufacturing and testing facilities. With a workforce of approximately 300 to 500 employees, including a specialized R&D team, the company has built a strong reputation as a reliable OEM provider for the global power sector and heavy industries such as steel and mining.
Three-Phase Power Transformer$5000
European Box-Type Transformer Substation-European Style Substation$5000
Dry Type Distribution Transformer$3000
Single-Phase American Transformer$5000
Oil Immersed Station Transformer$7000
Nicore Electrical Manufactory Co., Ltd.
🇨🇳 China
1995301-500 peopleManufacturerEstablished brand
Product customization
High-tech enterprise
Low MOQ
Shipments
457
Key customer
RITZ INSTRUMENT TRANSFORMERS
Key market
🇺🇸 United States
Description
Nicore Electrical Manufactory Co., Ltd. is a leading manufacturer of magnetic cores and transformers, established in 1995 in Foshan, China. With over 20 years of experience in the magnetic core industry, the company operates a factory covering 30,000 to 38,000 square meters and employs between 300 and 500 people. Nicore specializes in producing a wide range of magnetic cores, including silicon steel cores (C-Core, E-Core, Toroidal Core, Lamination Core), amorphous cores, and nanocrystalline cores, as well as various transformers such as power transformers, current transformers, and audio transformers. These products are critical components for applications in new energy vehicles, solar photovoltaic, electronic instruments, transportation, communication, and industrial control. The company possesses core technology and a senior technical team for customized designs, investing in R&D for advanced professional equipment for high-precision manufacturing processes like slitting, winding, annealing, and cutting. Nicore holds ISO 9001, RoHS, and REACH certifications, ensuring high-quality products. They export to over 50 countries globally, serving over 1,500 domestic and international companies, including major clients like CRRC, BYD, RITZ, Schneider, and ABB.
HiFi Toroidal Power Transformer$10
Toroidal Power Transformer 60W 80W 120W$10
Low Hum Noise Toroidal Power Transformer$10
Toroidal Power Transformer for Amplifier Transformer$10
Toroidal Core Power Transformer for Audio Amplifier$10
10W to 3000W Toroid Audio Power Transformer$10
Toroidal Transformer for HiFi Amplifier$10
Silicon Iron Core Toroidal Transformer for Audio Amplifiers$10
Toroidal Transformer for Audio Tube Amplifier$10
Amorphous C Core for High Frequency Transformer$10
50/60Hz Single Phase Toroidal Transformer for Audio Application$10
Anhui Kebang Electric Technology Co., Ltd.
🇨🇳 China
201911-50 peopleManufacturer/Trading Company/WholesalerOEM manufacturer
ODM manufacturer
Product customization
Low MOQ
Shipments
158
Key customer
OCHOA ORTEGA RUTH VERONICA
Key market
Asia
Review
4
Scb11 50kVA Dry Transformer Power Transformer Power Supply Transformer$2000
High Voltage Power Transformer 20kv 250kVA Dry Type Power Applications$2100
Three Phaseoil Immersed Power Transformer 33kv High Voltage Power Transformer$900
Dry Type Power Transformer 600kVA 400kw High-Power Three-Phase$2000
Mva 33kv/11kv 132 Kv 20mva-Power-Distribution-Transformer Power Three Phase$3800
Scb11-800kVA~2500kVA Dry-Type Power Transformer Distribution Power Transformer Promotion Price$1899
Factory Directly Sale Dry Power Transformer 400V 1000kVA 3 Phase Power Supply$2000
Voltage Transformer 125kVA/11kv Electrical Power Distribution Epoxy Resin Cast Dry-Type Power$5700
Oil Immersed Distribution Transformers, Manufacturer of Power Supply, 10kv Oil-Immersed Power Transformer$800
Three Phase Isolation Transformer Power Supply Transmission Transformers Power 300kVA 380V to 220V$450
Customized 3 Phase High Quality 11kv 10 Kv 2500kVA 630kVA Oil Power Transformer with Oil Immersed Power Transformer$12980
800kVA~2500kVA Dry Type Power Transformers Customizable$2500
Hangzhou Qiantang River Electric Group Co., Ltd.
🇨🇳 China
19761001-2000 peopleManufacturer/Trading CompanyHigh capacity factory
Established brand
Large enterprise group
Own brand
Shipments
102
Key customer
ADANI ELECTRICITY MUMBAI
Key market
Asia
Description
Hangzhou Qiantang River Electric Group Co., Ltd. (QRE/CENTURY QRE) is a leading Chinese manufacturer and trading company specializing in power equipment, with a history dating back to 1976. Evolving from a small factory to a modern enterprise, the company is recognized as a national key high-tech enterprise and one of the top ten transformer companies in China. With over 1000 employees and an annual output value of RMB 2.8 billion, QRE operates modern production bases in Hangzhou, Quzhou, and Nanchang, Jiangxi, and maintains over 100 offices and sales institutions across 33 provinces. The company's extensive product portfolio includes a wide range of transformers (oil-immersed power, distribution, dry-type, amorphous alloy, intelligent mobile, wind power, photovoltaic, special transformers up to 500 kV), high and low voltage switchgear, and compact substations. Beyond hardware, QRE provides comprehensive Power Internet of Things solutions, including substation operation monitoring platforms, smart park solutions, and integrated energy management platforms. They also offer electricity services (substation operation, maintenance, emergency repair), power technology products (SVG, APF), power engineering services (transmission line and power distribution design, equipment testing, civil engineering), and EPC for power projects. QRE is committed to continuous innovation, green and intelligent manufacturing, and holds numerous certifications including ISO 9001, ISO 14001, ISO 45001, ISO 50001, CE, RoHS, FCC, UL, and FDA. The company has a strong international presence, exporting to Southeast Asia, the Middle East, and Europe, and has contributed to major projects such as the Beijing Olympics, Shanghai World Expo, and Three Gorges Substation. They aim to be an international first-class power equipment supplier and a top 5 valuable brand in the global power industry.
Power Transformer
Power Transformer
Power Transformer
Dry Type Transformer
Padmounted Transformer
Electronic Craftsmen
🇨🇦 Canada
195651-100 peopleManufacturerEstablished brand
OEM manufacturer
ODM manufacturer
Small batch production
Key customer
BOEING
Key market
North America
Description
Electronic Craftsmen, established in 1956, is a Canadian manufacturer based in Waterloo, Ontario, specializing in custom magnetics and engineered electronic solutions. With 51 to 100 employees, the company focuses on the design and production of high-quality specialty transformers, inductors, chokes, and reactors for advanced power electronics applications. They offer both OEM and ODM services, providing custom-engineered solutions for low- to mid-volume production, prototyping, and legacy replacements. Electronic Craftsmen operates a vertically integrated facility, controlling the entire manufacturing process from design to production, including encapsulation, ferrite grinding, winding, and coil assembly. Their extensive in-house design database contains over 10,000 unique transformer and inductor designs, allowing them to replicate or refine thousands of catalog components. The company holds certifications including ISO 9001, AS9100, CSA, and UL, ensuring high quality and reliability. Their products are utilized across diverse industries such as aerospace, medical devices, telecommunications, renewable energy, defense, electric vehicles, networking, solar, and LED lighting. They are known for their agility, flexibility, and collaborative approach, serving international clients including Boeing, Lockheed Martin, and Honeywell Aerospace.
Power Transformer
Power Transformer
High Voltage Power Transformer
Multi-tap Power Transformer, 280VA
Multi-tap Power Transformer, 280VA
Ferroresonant Airport Beacon Power Transformer
Ferroresonant Airport Beacon Power Transformer
Constant Voltage Ferroresonant Power Transformer Assembly
3 Phase Power Transformer with Integrated Inductor
3 Phase Power Transformer with Integrated Inductor
3 Phase Power Transformer with Integrated Inductor
3 Phase Power Transformer with Integrated Inductor
Beijing Daelim Green EP Tech Co., Ltd.
🇨🇳 China
2010101-200 peopleManufacturer/Trading CompanyOEM manufacturer
ODM manufacturer
Own brand
Product customization
Shipments
564
Key customer
CONG TY TNHH SONG HONG VIET
Key market
North America
Review
4.9
19kv Single 1 Phase 10kva 50kva 100kva 30kv Pole Mounted and Power Distribution Transformer for Sale$890
Pad Daelim Copper Mounted Transform 1mva 1800kva 1500kva 1200kva 1100kva 1000kva Three Phase Power Transformer 2 Years$13800
Daelim Three Phases Copper Mounted Power Transformer 480V 440V 380V 15kV 400V Model ZGS Toroidal Coil 10kVA 150kVA$9900
For UL Certified Three-Phase Pad Mounted Power Transformer 13.8Kv 35.4Kv 440V 480V 1200Kva 1500Kva Input Voltage 10Kv$11000
China Factory High Quality 220kv 230kv 100mva Transformer 50 Mva 15 Mva Power transformers 20mva 100mva Transformer Price$98000
80 MVA Three-Phase Power Distribution Transformer High Voltage/High Frequency 20KV 10KV 35KV 110KV HV HF Transformer Competitive$550000
IEC Standard Electric Power Transformer 20-25-40-50-80-200 MVA 75MVA-138kv-132kv-115kv-66kv 13.8kv-11kv 220kv Input Three$158690
High Voltage 25 MVA Power Transformer 25000kVA 161/25kv 110/35/13.8kv 6 Kv 4160v 50Hz Frequency Two Winding for 115kv 220kv V$100000
High Voltage 25 MVA Power Transformer 25000kVA 161/25kv 110/35/13.8kv 6 Kv 4160v 50Hz Frequency Two Winding for 115kv 220kv V$100000
500kva Box Type Oil Immersed Transformer for Residential Areas Three Phase$4999
1250kva Three Phase Cabinet Type Pad Mounted Transformer$94322
1250kva Transformer 600volt Three Phase Pad Mount$45098
Share Electronics Co. Ltd.
🇨🇳 China
2004301-500 peopleManufacturer/Wholesaler/Trading CompanyEstablished brand
OEM manufacturer
Own brand
Small batch production
Key customer
ABB
Key market
Asia
Description
Share Electronics Co. Ltd., established in 2004 and headquartered in Zhuhai, China, is a professional manufacturer and trading company specializing in magnetic components and optical communication solutions. Operating from two manufacturing bases totaling nearly 4,000 square meters, the company employs between 301 and 500 people. Its core product portfolio includes high and low-frequency transformers, power transformers, encapsulated transformers, inductors, common-mode chokes, and air coils. Additionally, the company produces precision metal parts and optical communication components such as connectors, adaptors, couplers, and fiber optic patchcords.
As an integrated manufacturer with OEM, ODM, and OBM capabilities, Share Electronics serves diverse sectors including lighting, new energy vehicles, industrial automation, and household appliances. The company maintains a strong R&D focus with over 15 engineers and holds more than 10 Chinese patents for specialized transformer designs. Their facilities feature both fully automatic production lines for large-scale orders and semi-automatic lines for complex, small-batch requirements, achieving a monthly capacity of nearly one million pieces.
Share Electronics is committed to high quality standards, evidenced by certifications including ISO 9001:2015, IATF 16949, UL, CE, RoHS, and REACH. All products undergo 100% inspection, supported by an indoor EMC testing facility and equipment for ESD and high-low temperature testing. With approximately 70% of its output exported to international markets, the company has established itself as a reliable supplier for global brands such as Siemens, ABB, Emerson, and Whirlpool.
Power transformers can customize various power supplies ODM/OEM$0.1
Power transformer OEM factory professional supplier$0.1
Power transformer OEM/ODM professional manufacture electronics supplier$0.1
Power transformer OEM professional manufacture in various applications$0.1
Power Transformer OEM Orders for PC Board various applications$0.1
Manufacture high quality Low frequency power transformer OEM professional factory$0.1
High frequency Current transformer professional power electronics supplier OEM/ODM$0.1
Professional low frequency power transformers ODM manufacture in various applications$0.1
Power Transformer with Class II, LPS, Short-circuit Protection （OEM/ODM）$0.1
Common mode chokes Professional manufacturer of automotive power electronics amplifier inductance$0.1
Automotive power amplifier magnetic ring inductance T27*14*13 ring inductance Free proofing$0.15
EP series multi-use single phase high frequency pulse transformer EE13$0.15
Yangzhou Huading Electric Co., Ltd.
🇨🇳 China
2000301-500 peopleManufacturer/Trading Company/WholesalerEstablished brand
High-tech enterprise
ODM manufacturer
Product customization
Key customer
SOUTHERN POWER GRID
Description
Yangzhou Huading Electric Co., Ltd. is a national high-tech manufacturer and trading company established in 2000, specializing in power distribution and generation equipment. Based in Yangzhou, China, the company operates a 65,000 square meter facility with over 300 employees and a registered capital of 200.66 million yuan. They are a qualified supplier for major utility providers like State Grid and Southern Power Grid, serving diverse sectors including railways, oil fields, metallurgy, and renewable energy projects.
The company's extensive product portfolio includes power transformers (oil-immersed, dry-type, and amorphous alloy), high and low-voltage switchgear, and various box-type substations (European, American, and photovoltaic styles). They also manufacture specialized electrical components such as circuit breakers, load isolation switches, and reactive power compensation devices. With a focus on innovation, the company maintains provincial-level engineering technology research centers and holds numerous patents for intelligent distribution and energy storage solutions.
Yangzhou Huading Electric offers comprehensive OEM, ODM, and contract manufacturing services, supported by a robust quality control system featuring 18 QA/QC inspectors. Their commitment to international standards is evidenced by a wide range of certifications, including ISO 9001, ISO 14001, ISO 45001, ISO 50001, and ISO 10012, alongside CE and CQC product certifications. The company is recognized as a "trustworthy and contract-heavy" enterprise, delivering professional solutions for urban and rural power grid construction globally.
35/0.4 Dry Type Power Transformer 100kVA Rated Capacity with 400V Output Voltage 35kV Input for Power Usage$7785
30-2500kVA Scb11 Electric Power Industrial 3 Phase Amorphous Alloy Dry Transformer$1000
High-Stability Outdoor Prefabricated MV&HV Transformers Power Substation for Stable Performance$2000
Custom 220v Cast Resin Dry-Type Power Transformers Three Phase Dry-Type Transformer$7600
Power Distribution Transformer Oil Immersed 3-Phase Step-up Step-down 1000V Input Voltage 50KVA 100KVA Rated Capacity$800
Dry-Type High Insulation Power Distribution Transformer 200KVA 400KVA Step Down for Transformers 3 Phase 600KVA Rated Capacity$7785
High Performance Yyn0 Dyn11 30kVA to 500kVA Aluminum 415V Output Voltage 50/60Hz Frequency Three Phase Power Transformer$1000
Coil-Shaped Power Transformer Oil-Immerse Instrument Usage 36V Output Voltage 50Hz Frequency Three Phase 6KV Input Voltage 10KVA$800
Three-Phase 10kv Input 280v Output Oil-Immersed Aluminum Material Power Transformer 25/50kva 60Hz Frequency 35kv 6kv Copper$800
Outdoor 3-Phase Power Transformer 30KVA 2500KVA Aluminum Material 200V/380V/480V/440V Output 3KV/6KV/10KV/15KV Input 50Hz/60Hz$2494
2025 New Products Environmentally Friendly High Voltage American Box-Type Power Substation$1000
Efficient Low-Loss Advanced Core-type 3-phase High Voltage Oil-Immersed Transformer$1000
Guizhou Delong Electric Co., Ltd
🇨🇳 China
2019101-200 peopleManufacturer/Trading Company/Service CompanyOEM manufacturer
High-tech enterprise
Patented technology
Product customization
Key customer
ANHUI PROVINCIAL ELECTRIC POWER COMPANY
Key market
Asia
Description
Guizhou Delong Electric Co., Ltd. is a prominent high-tech enterprise and the largest manufacturer of power transformers in the Guizhou region of China. Established in 2019 and operating from a 100-acre facility in the Longli High-Tech Industrial Park, the company specializes in the research, development, production, and sale of power equipment rated up to 110kV. Its extensive product portfolio includes oil-immersed transformers (S11, S13, S20, S22 series), epoxy cast and non-encapsulated dry-type transformers, amorphous alloy transformers, and specialized units for photovoltaic and wind power applications. Additionally, the company manufactures prefabricated substations, high/low voltage distribution cabinets, and energy storage converter-booster units.
With a workforce of over 100 employees, including a specialized R&D team of 19 senior engineers and 36 technical experts, Delong Electric holds 15 utility patents and 2 software copyrights. The company is recognized as a "China Famous Brand" and a "Top Ten Transformer Brand in China." It operates under a rigorous quality management framework, holding ISO 9001:2015, ISO 14001:2015, OHSAS 18001:2007, and CE certifications. Their products are engineered for energy efficiency, with amorphous core units achieving up to 80% lower no-load loss compared to traditional models.
Delong Electric is a trusted supplier to China's State Grid and Southern Grid across multiple provinces and actively participates in the Belt and Road Initiative. The company offers comprehensive OEM, ODM, and OBM services, exporting to over 20 countries across Central Asia, Southeast Asia, and Africa. Committed to sustainability and the "Dual Carbon" goals, they provide 24/7 technical support and a lifetime after-sales service mechanism to ensure reliable power infrastructure for global utility and industrial partners.
35kV/10kV Oil-Immersed Power Transformer Capacity From 20000kVA to 31500kVA$8880
Of Good Looking Design European Type OEM Customizable Transformer - Pre-Installed Substation (Industrial Power Solution)$9890
20000kVA - 31500kVA Large Capacity 33kV 35kV/6kV 10kV 0.4kV Oil-Immersed Power Transformer - China Manufacturer$9880
Power Solution Transformer Station Three-Phase High Voltage Pre-Installed Substation American Style Pre-Installed Substation$9890
Pure Copper 10kV/0.4 H-Class Dry-Type Power Transformer - Reliable & Durable (30kVA/50kVA/80kVA/100kVA/125kVA160kVA)$2890
30kVA to 2500kVA Epoxy Resin Dry Transformer Dry-Type Transformer 10kV 35kV With Outer Shell$1895
Space Saving Customizable Capacity Epoxy Resin Dry-Type Transformer 10kV 11kV/0.4kV With Outer Shell$3895
Capacity 30kVA-2500kVA High Voltage 10kV 11kV 33kV 35kV/0.4kV Epoxy Resin Dry Transformer Dry-Type Transformer With Outer Shell$5895
(5kVA-350kVA) | Customized Solutions Factory Direct Sales Pole Mounted Transformer Single Phase Oil-Immersed Transformer$488
High Volt 10kV Reliable & Durable Oil-immersed 3-Dimensional Coil Core Distribution Transformer 30kVA~1600kVA$2890
Capacity 30kVA~1600kVA High Volt 10kV Reliable & Durable Oil-immersed 3-Dimensional Coil Core Distribution Transformer$2890
Transformer Station Three-Phase High Voltage Pre-Installed Substation American Style Pre-Installed Substation$4890
Learn & Connect
Comparison