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Premium On-Load Tap-Changer Manufacturer & Supplier

Wukai Electric (Jiangsu) Co., Ltd., established in 2023 and successor to Wujiang Tap-Changer General Factory (founded in 1977), specializes in the research, development, and production of high-quality on-load tap-changers, instrument transformers, and control mechanisms. With over 40 years of technical expertise and innovation, we deliver reliable power solutions worldwide.

Wukai Electric Factory

About Wukai Electric

Established in 2023, Wukai Electric (Jiangsu) Co., Ltd. is a subsidiary of Code Zero Intelligent Technology (Suzhou) Co., Ltd., formerly known as Wujiang Tap-Changer General Factory. Our legacy dates back to 1977, when we began our journey in the field of on-load tap-changer manufacturing.

In 1986, we significantly enhanced our technical capabilities by introducing advanced on-load tap-changer technology, tooling equipment, and testing instruments from Reinhausen, Germany. This strategic move elevated our manufacturing standards and positioned us as a trusted name in the global power transmission industry.

Over 40 years of industry experience
24/7 customer support with English-speaking team
Nationwide service network with 10+ offices
Factory View Team Photo Beijing Office

Our Products

Wukai Electric offers a comprehensive range of high-performance on-load tap-changers, instrument transformers, and control mechanisms designed for reliability, efficiency, and long-term operation in diverse power systems.

10kV 300A On-Load Tap Changer

10kV 300A On-Load Tap Changer

High-reliability tap switch for transformers, designed for seamless voltage regulation under load.

Voltage: 10kV | Current: 300A View Details
200A 35kV On-Load Tap Changer

200A 35kV Transformer Tap Changer

Robust on-load tap switch for medium-voltage transformers with excellent arc resistance.

Voltage: 35kV | Current: 200A View Details
Voltage Regulator Type Fv

Voltage Regulator Type Fv Tap Changer

Precision voltage regulation system for stable power delivery in industrial applications.

Type: Fv | Application: Voltage Regulation View Details
MZ Type Tap Changer

MZ Type On-Load Tap Changer

Compact and efficient design for transformers requiring frequent tap adjustments.

Model: MZ | Suitable for Distribution Transformers View Details
Current Transformer

Current Transformer (CT)

High-accuracy current measurement for protection and metering in power systems.

Types: Indoor/Outdoor | Accuracy Class: 0.2S to 5P View Details
Voltage Transformer

Voltage Transformer (VT)

Reliable voltage sensing for control, protection, and monitoring applications.

Voltage Classes: 10kV to 35kV | Accuracy: 0.2 to 3P View Details
Control Mechanism

Control Mechanism for Tap Changers

Advanced motor-driven control units for automatic and manual tap position adjustment.

Features: Digital Display, Remote Control Option View Details
Dry Vacuum Tap Changer

BPKI200-12/35-15Z Dry Vacuum Tap Changer

Self-developed dry vacuum model that passed full type tests at Xi’an Xibian Components Co., Ltd.

Innovation: Vacuum Insulation | Tested & Certified View Details

Why Choose Wukai Electric?

Decades of excellence, innovation, and customer trust drive our success.

24/7 Support

Our English-speaking team is available around the clock to assist with inquiries and technical support.

40+ Years Expertise

Over four decades of focused innovation and technical development in tap-changer technology.

Rigorous Quality Control

Every product undergoes strict inspection and testing before leaving the factory.

Nationwide Service Network

10+ service offices across China providing maintenance and technical support.

Competitive Pricing

We believe in fair, transparent pricing and long-term win-win partnerships.

Secure Packaging & Delivery

Professional logistics team ensures safe and timely delivery worldwide.

Latest News

Dry Vacuum Tap Changer Test

Dry Vacuum On-Load Tap Changer Passes Type Test

Wukai Electric’s self-developed BPKI200-12/35-15Z dry vacuum on-load tap changer successfully passed all type tests at Xi’an Xibian Components Co., Ltd. test station.

Read More
Russia Partnership

Wukai Electric Celebrates First Partnership with Russia

Suzhou Zhenggang Instrument Transformer Co., Ltd. establishes its first international cooperation with a Russian client, marking a milestone in global expansion.

Read More

Get in Touch

Have questions or need a quote? Our team is ready to assist you 24/7.

Phone

+86-181-0155-6733

+86-512-63270760

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