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China Supplier Low Noise 400 kVA Oil-Immersed Auto Transformer with ISO Certificate

China Supplier Low Noise 400 kVA Oil-Immersed Auto Transformer with ISO Certificate

US $ 9,999-19,999 / Piece FOB
1 Piece (MOQ)
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Main Products: Transformer, Power Transformer, Distribution Transformer, Electric Transformer, Electrical Transformer, Pad Mounted Substation, High Low Voltage Switchgear, Pad Mounted Transformer, Oil Immersed Transformer, Dry Type Transformer
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Liaocheng Huarui Electric Co., Ltd.

Shandong, China Since 2022
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415V Heavy Duty Auto Transformer for Mining Industry, China Manufacturer

415V Heavy Duty Auto Transformer for Mining Industry, China Manufacturer

US $ 20,000-25,000 / Piece FOB
1 Piece (MOQ)
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Shape of Core : EI
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Changzhou Pacific Electric Power Engineering Co., Ltd.

Jiangsu, China Since 2022
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120kVA Capacity 480V/380V/240V Dry Type Step Down Three Phase Electrical Autotransformer

120kVA Capacity 480V/380V/240V Dry Type Step Down Three Phase Electrical Autotransformer

US $ 1,800-1,900 / Piece FOB
1 Piece (MOQ)
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Main Products: Voltage regulator, transformer, voltage stabilizer, variac, power supply, inverter, AVR, AVS, reactor
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Ewen (Shanghai) Electrical Equipment Co., Ltd.

Manufacturer/Factory & Trading Company

Shanghai, China Since 2025
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Compact Step-up Step-Down Autotransformer Voltage Regualtor for Switching Power Supply/Laboratory

Compact Step-up Step-Down Autotransformer Voltage Regualtor for Switching Power Supply/Laboratory

US $ 48-55 / Piece FOB
1 Piece (MOQ)
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Core : Core-type Transformer
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Xiamen Actranx New Energy Technology Co., Ltd

Fujian, China Since 2025
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Auto-Transformer Softstarter 7500kw/6kv 50Hz

Auto-Transformer Softstarter 7500kw/6kv 50Hz

1 Piece (MOQ)
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Main Products: New Energy Solution, Power Quality, Solar Storage Charing System, Harmonic Filter, Capacitor Bank, Svg/Statcom, Power Factor Correction, Switchgear, Apf, Soft Starter
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Sanhe Power Tech (Shenzhen) Co., Ltd.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2018
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55/11kv 25mva 3 Phase Auto Transformer for Substation, Industrial Park Power Distribution

55/11kv 25mva 3 Phase Auto Transformer for Substation, Industrial Park Power Distribution

US $ 300,000-350,000 / Piece FOB
1 Piece (MOQ)
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Winding Type : Auto-transformer
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Changzhou Pacific Electric Power Engineering Co., Ltd.

Jiangsu, China Since 2022
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Mingch Tdgc2 Series 15kVA Single Phase Automatic Voltage Regulator Electronic Variac Autotransformer

Mingch Tdgc2 Series 15kVA Single Phase Automatic Voltage Regulator Electronic Variac Autotransformer

US $ 150-194.4 / Piece FOB
5 Pieces (MOQ)
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Main Products: Voltage Stabilizer‬, ‪Frequency Inverter‬, ‪Power Inverter‬, ‪Transformer‬, ‪UPS‬
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Zhejiang Mingch Electrical Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2008
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Three Phase Duplex Winding Distribution Auto Transformer

Three Phase Duplex Winding Distribution Auto Transformer

US $ 700-20,000 / Piece FOB
1 Piece (MOQ)
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Cooling Method : Oil-immersed Type Transformer
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Golden Triangle Electric Power Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2005
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20kVA Pointer Three-Phase Dry Autotransformer

20kVA Pointer Three-Phase Dry Autotransformer

2 Pieces (MOQ)
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Main Products: Transformer, Voltage Regulator, Voltage Stabilizer, Frequency Converter, UPS
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Shenzhen Xingkerong Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2019
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Black Grey White Panel High Dry Type Variable Auto Transformer for Protecting The Textile, Laser, Woodworking and Aviation Equipment

Black Grey White Panel High Dry Type Variable Auto Transformer for Protecting The Textile, Laser, Woodworking and Aviation Equipment

US $ 1,073-1,268 / Piece FOB
1 Piece (MOQ)
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Application : Power, Electronic, Instrument, Lighting, Rectifier, Audio
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SHENZHEN XINPOMING POWER EQUIPMENT MANUFACTURING CO., LTD.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2018
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on Load Tap Changer Low Noise Oil-Immersed Auto Transformer with IP54 Shell Power Distribution Box

on Load Tap Changer Low Noise Oil-Immersed Auto Transformer with IP54 Shell Power Distribution Box

US $ 9,999-19,999 / Piece FOB
1 Piece (MOQ)
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Main Products: Transformer, Power Transformer, Distribution Transformer, Electric Transformer, Electrical Transformer, Pad Mounted Substation, High Low Voltage Switchgear, Pad Mounted Transformer, Oil Immersed Transformer, Dry Type Transformer
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Liaocheng Huarui Electric Co., Ltd.

Shandong, China Since 2022
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50kVA Digital Display Three-Phase Dry Autotransformer

50kVA Digital Display Three-Phase Dry Autotransformer

US $ 240-330 / set FOB
1 set (MOQ)
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Cooling Method : Dry-type Transformer
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Anhui Kebang Electric Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Anhui, China Since 2024
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Transformer Silicon Steel Voltage Regulator Instrument Transformer Electrical Control System Variable-Frequency Drive
Single-Phase Transformer Three-Phase Transformer Step-Up Transformer Step-Down Transformer Isolation Transformer Control Transformer
Single Phase 32steps Auto Transformer Voltage Regualtor

Single Phase 32steps Auto Transformer Voltage Regualtor

US $ 28,000 / Set FOB
1 Set (MOQ)
More
Main Products: Switch Gear, Compact Substation, High Voltage Switch, Low Voltage Complete Equipment, Transformers
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Wenzhou Rockwill Electric Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2007
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120kVA 400V-2.1kv Custom Electric Copper Dry Auto Transformer Supplier for Commercial Building to Trasmission of Power 0-2000kVA with Low Voltage 0V-3.3kv

120kVA 400V-2.1kv Custom Electric Copper Dry Auto Transformer Supplier for Commercial Building to Trasmission of Power 0-2000kVA with Low Voltage 0V-3.3kv

US $ 3,240 / Piece FOB
1 Piece (MOQ)
More
Certification : ISO9001
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Changsha Lushan Electronic Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Hunan, China Since 2022
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Oltc 10kv 10.5kv 315kVA/400kVA/500kVA Indoor Installation Stock Available Osz 400kVA Low Noise Oil-Immersed Autotransformer

Oltc 10kv 10.5kv 315kVA/400kVA/500kVA Indoor Installation Stock Available Osz 400kVA Low Noise Oil-Immersed Autotransformer

US $ 8,299-8,999 / Piece FOB
1 Piece (MOQ)
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Main Products: Dry type transformer, Power distribution transformer, Oil filled transformer, Fluid filled transformer, Oil immersed transformer
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Liaocheng Ketexiangrui New Energy Co.,Ltd.

Manufacturer/Factory & Trading Company

Shandong, China Since 2025
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Efficiently Designed 100kVA Three Phase Transformer Oil Immersed Autotransformer

Efficiently Designed 100kVA Three Phase Transformer Oil Immersed Autotransformer

US $ 999-1,100 / sets FOB
1 sets (MOQ)
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Core : Core-type Transformer
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Shanghai Borui Hong Industrial Trading Co., Ltd

Shanghai, China Since 2025
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15 AMP 11 kVA Variable Auto Transformer 3 Phase 440 Volt

15 AMP 11 kVA Variable Auto Transformer 3 Phase 440 Volt

US $ 330-880 / Piece FOB
1 Piece (MOQ)
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Main Products: Power Transformers Oil Immersed Transformer, Distribution Transformer Dry Type Transformer, High Voltage Switchgear, Low Voltage Switchgear Equipment, Vacuum Circuit Breaker, Sf6 Gas Circuit Breaker, Air Core Series Reactor, Disconnector, Surge Arrester, Grounding Resistor Cabinet
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Henan Energy Electric Equipment Co.,Ltd

Henan, China Since 2024
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Tc2-112g2+ Replacement, 50ohm, 2-1100MHz, 2: 1 Auto Transformer, Broadband and Cellular, Anolog Economic Components

Tc2-112g2+ Replacement, 50ohm, 2-1100MHz, 2: 1 Auto Transformer, Broadband and Cellular, Anolog Economic Components

US $ 0.01-0.02 / Piece FOB
1 Piece (MOQ)
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Structure of Magnetizer : Ferrite Coil
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ZHUHAI EASTEVER ELECTRONIC CO., LTD.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2019
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Three-Phase Autotransformer Dry Type Low-Voltage Isolation Electrical Autotransformer for Power Distribution Osg-600kVA for Medical Equipment

Three-Phase Autotransformer Dry Type Low-Voltage Isolation Electrical Autotransformer for Power Distribution Osg-600kVA for Medical Equipment

US $ 200-60,000 / Piece FOB
1 Piece (MOQ)
More
Main Products: Automatic Voltage Regulator; Transformer; Laiminated Busbar; Variable Frequency Power; APF
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Shanghai Wenlida Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Shanghai, China Since 2007
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Dry Type Electromagnetic Induction Autotransformer

Dry Type Electromagnetic Induction Autotransformer

US $ 2,000-3,000 / Piece FOB
1 Piece (MOQ)
More
Operation Voltage : High Voltage
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Audited Supplier
Ningbo Ville Electric Co., Ltd.

Zhejiang, China Since 2007
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Related Videos
  • What is China Supplier Low Noise 400 kVA Oil-Immersed Auto Transformer with ISO Certificate
    What is China Supplier Low Noise 400 kVA Oil-Immersed Auto Transformer with ISO Certificate
    US $ 9,999-19,999 /Piece
    1 Piece (MOQ)
    Contact Supplier
  • What is 415V Heavy Duty Auto Transformer for Mining Industry, China Manufacturer
    What is 415V Heavy Duty Auto Transformer for Mining Industry, China Manufacturer
    US $ 20,000-25,000 /Piece
    1 Piece (MOQ)
    Contact Supplier
  • What is 120kVA Capacity 480V/380V/240V Dry Type Step Down Three Phase Electrical Autotransformer
    What is 120kVA Capacity 480V/380V/240V Dry Type Step Down Three Phase Electrical Autotransformer
    US $ 1,800-1,900 /Piece
    1 Piece (MOQ)
    Contact Supplier
  • What is Compact Step-up Step-Down Autotransformer Voltage Regualtor for Switching Power Supply/Laboratory
    What is Compact Step-up Step-Down Autotransformer Voltage Regualtor for Switching Power Supply/Laboratory
    US $ 48-55 /Piece
    1 Piece (MOQ)
    Contact Supplier
Qzb Autotransformer Motor by Source Manufacturers Three-Phase with Strong Conductivity

Qzb Autotransformer Motor by Source Manufacturers Three-Phase with Strong Conductivity

US $ 733 / Piece FOB
1 Piece (MOQ)
More
Main Products: Warning siren, Blower
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Yueqing Shuntong Imp. & Exp. Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2017
Chat Now Send Inquiry
SUCH SERIES AUTO-TRANSFORMER & COMPENSATION SOFT STARTER

SUCH SERIES AUTO-TRANSFORMER & COMPENSATION SOFT STARTER

US $ 1,000 / Piece FOB
1 Piece (MOQ)
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Winding Type : Separated Winding Transformer
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Victor Electric (Wuhan) Co., Ltd.

Hubei, China Since 2025
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Manufacturer Directly Supply Low Noise Oil-Immersed Auto Transformer with Oltc

Manufacturer Directly Supply Low Noise Oil-Immersed Auto Transformer with Oltc

US $ 9,999-19,999 / Piece FOB
1 Piece (MOQ)
More
Main Products: Transformer, Power Transformer, Distribution Transformer, Electric Transformer, Electrical Transformer, Pad Mounted Substation, High Low Voltage Switchgear, Pad Mounted Transformer, Oil Immersed Transformer, Dry Type Transformer
Contact Supplier
Audited Supplier
Liaocheng Huarui Electric Co., Ltd.

Shandong, China Since 2022
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About China Autotransformer FAQ

  • QWhat considerations should be made for custom transformer manufacturing?

    Enhance your Transformer setup with our premium China Autotransformer.When opting for custom transformer manufacturing, consider factors such as desired specifications, technical requirements, volume of production, and quality standards. Collaborating with an experienced supplier ensures that your unique needs are met effectively and efficiently.

  • QWhat are the different types of transformers available in the market?

    The China Autotransformer is classified under our comprehensive Transformer range.Transformers come in various types, including power transformers, distribution transformers, and instrument transformers. Each type serves specific functions and voltage requirements, offering flexibility in electronics and electrical systems applications.

  • QHow can I identify a trusted supplier for transformers in China?

    The China Autotransformer is an essential part of our Transformer offerings.To find a trusted supplier in China, conduct thorough research, check online reviews and testimonials. It is recommended to visit manufacturing facilities if possible and review quality certifications and past projects to ensure reliability.

13.8kv Single Phase 32steps Auto Transformer Voltage Regualtor

13.8kv Single Phase 32steps Auto Transformer Voltage Regualtor

US $ 28,000 / Set FOB
1 Set (MOQ)
More
Application : Power
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Audited Supplier
Wenzhou Rockwill Electric Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2007
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Safety Isolation Trafo Auto Transformer Autotransformer

Safety Isolation Trafo Auto Transformer Autotransformer

US $ 10-100 / Piece FOB
100 Pieces (MOQ)
More
Main Products: Transformer, Inductor, Power Supply, Litz Wire, Motor, UPS, Adapter and Charger
Contact Supplier
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Shenzhen Okerda Technology Co., Ltd.

Guangdong, China Since 2019
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Industrial 3 Phase Auto Transformer 480V to 380V, Overload Protection

Industrial 3 Phase Auto Transformer 480V to 380V, Overload Protection

US $ 300,000-350,000 / Piece FOB
1 Piece (MOQ)
More
Core : Core-type Transformer
Contact Supplier
Audited Supplier
Changzhou Pacific Electric Power Engineering Co., Ltd.

Jiangsu, China Since 2022
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Huarui Electric Best Price and Quality Low Noise Oil-Immersed Auto Transformer with Oltc

Huarui Electric Best Price and Quality Low Noise Oil-Immersed Auto Transformer with Oltc

US $ 9,999-19,999 / Piece FOB
1 Piece (MOQ)
More
Main Products: Transformer, Power Transformer, Distribution Transformer, Electric Transformer, Electrical Transformer, Pad Mounted Substation, High Low Voltage Switchgear, Pad Mounted Transformer, Oil Immersed Transformer, Dry Type Transformer
Contact Supplier
Audited Supplier
Liaocheng Huarui Electric Co., Ltd.

Shandong, China Since 2022
Chat Now Send Inquiry
19.9kv Single Phase 32steps Auto Transformer Voltage Regualtor

19.9kv Single Phase 32steps Auto Transformer Voltage Regualtor

US $ 28,000 / Set FOB
1 Set (MOQ)
More
Application : Power
Contact Supplier
Audited Supplier
Wenzhou Rockwill Electric Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2007
Chat Now Send Inquiry
UL Certified Auto Transformer 480V to 240V 60Hz for USA Market

UL Certified Auto Transformer 480V to 240V 60Hz for USA Market

US $ 20,000-25,000 / Piece FOB
1 Piece (MOQ)
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Main Products: Oil Transformer, Dry Transformer, Air Switchgear, Gas Insulated Switchgear, Rum, Vacuum Breaker, Spare Parts, Cable Termination, Line Trap, Line Reactor
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Audited Supplier
Changzhou Pacific Electric Power Engineering Co., Ltd.

Jiangsu, China Since 2022
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Factory Customized Auto Transformer High Voltage Stabilizing Autotransformer for CNC Machine

Factory Customized Auto Transformer High Voltage Stabilizing Autotransformer for CNC Machine

US $ 2-300 / Piece FOB
50 Pieces (MOQ)
More
Shape of Core : Ring
Contact Supplier
Audited Supplier
Tianjin Carel Tech Co., Ltd.

Tianjin, China Since 2025
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8kVA 380V-800V Three Phase Custom Electrical Copper Dry Autotransformer Supplier for Lab to Step up of Power 0-2000kVA with Low Voltage 0V-3.3kv

8kVA 380V-800V Three Phase Custom Electrical Copper Dry Autotransformer Supplier for Lab to Step up of Power 0-2000kVA with Low Voltage 0V-3.3kv

US $ 422 / Piece FOB
1 Piece (MOQ)
More
Main Products: Power Transformer, Single-Phase Transformer, Three-Phase Transformer, Dry Transformer,Distribution Transformer, High-Frequency Transformer, High-Frequency Reactor,DC&AC Line Reactor, Inductor,Choke
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Changsha Lushan Electronic Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Hunan, China Since 2022
Chat Now Send Inquiry
Dry Type Three Phase 380V to 220V Autotransformer

Dry Type Three Phase 380V to 220V Autotransformer

1 Piece (MOQ)
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Phase : Three
Contact Supplier
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ROOQ ELECTRIC GROUP CO., LTD.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2021
Chat Now Send Inquiry
400kVA Three Phase Auto Transformer (with fan and temperature control)

400kVA Three Phase Auto Transformer (with fan and temperature control)

US $ 6,000-8,000 / Piece FOB
1 Piece (MOQ)
More
Main Products: Isolation Transformer
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Dongguan Baocheng Power Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2021
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3 Phase Variac Auto Transformer Voltage Regulator 380V/220V in & 0~430V/0~250V out

3 Phase Variac Auto Transformer Voltage Regulator 380V/220V in & 0~430V/0~250V out

US $ 330-880 / Piece FOB
1 Piece (MOQ)
More
Certification : ISO9001-2000, ISO9001
Contact Supplier
Audited Supplier
Henan Energy Electric Equipment Co.,Ltd

Henan, China Since 2024
Chat Now Send Inquiry
Xinpoming Factory Price 380V 220V 24V Step Down and Step up Auto Transformer 7000va for Medical Equipment

Xinpoming Factory Price 380V 220V 24V Step Down and Step up Auto Transformer 7000va for Medical Equipment

US $ 109-149 / Piece FOB
1 Piece (MOQ)
More
Main Products: Voltage Stabilizer, Voltage Transformer, UPS, Voltage Regulator, Variable-Frequency Power, DC Power Source, Reactor
Contact Supplier
Audited Supplier
SHENZHEN XINPOMING POWER EQUIPMENT MANUFACTURING CO., LTD.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2018
Chat Now Send Inquiry
Customized Auto Transformer Voltage Stabilizing Autotransformer

Customized Auto Transformer Voltage Stabilizing Autotransformer

US $ 5-15 / Piece FOB
100 Pieces (MOQ)
More
Shape of Core : Ring
Contact Supplier
Audited Supplier
Shenzhen Okerda Technology Co., Ltd.

Guangdong, China Since 2019
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