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tstyelectric.com
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TSTY Electric Factory

Manufacturer of Power Transformers & Energy Systems

High-efficiency oil-immersed & dry-type transformers, switchgear, substations, and energy storage solutions. ISO, CE, CCC certified. Trusted by 1000+ global partners.

About TSTY Electric

A leading Chinese manufacturer of electrical power equipment with over 25 years of innovation and excellence.

TSTY Factory

TSTY Electric Co., Ltd. was established in 1995 and is located in Henan Province, China. With a construction area of 250,000 square meters and over 600 employees, we are a high-tech enterprise specializing in the R&D, manufacturing, and sales of electric transformers, substations, switchgear, and energy storage systems.

Our product range includes 6kV to 220kV electric transformers, distribution transformers, high and low voltage switchgears, new energy compact substations, integrated energy storage cabinets, and charging-pile substations. Every production stage uses advanced automation and intelligent equipment, including smart warehouse WMS, RGV/AGV trolleys, MES systems, and 5G communication technology.

250,000
㎡ Factory Area
600+
Employees
158
Invention Patents
$15M
Registered Capital

Certified Excellence

We hold 158 invention patents and are certified under ISO9001, IEC, SGS, CCC, CE, BV, and GOST standards.

ISO9001 IEC SGS CCC CE BV GOST

Our Product Categories

High-performance transformers, switchgear, and energy systems for industrial, commercial, and renewable energy applications.

Oil-immersed Power Transformer

Oil-immersed Power Transformer

  • 6kV–220kV ratings
  • Amorphous alloy core options
  • On-load tap changer (OLTC)
  • High efficiency & low loss
Dry-type Power Transformer

Dry-type Power Transformer

  • Cast resin insulation (11kV–35kV)
  • Fire-resistant & eco-friendly
  • Low noise & maintenance-free
  • SC(B) amorphous alloy models
Transformer Substation

Transformer Substation

  • YB preinstalled type
  • ZGS combined substation
  • Containerized solutions
  • Custom configurations
High Voltage Switchgear

High & Low Voltage Switchgear

  • KYN28A-12, HXGN, GGD, GCS
  • SF6 gas-insulated models
  • Indoor & outdoor variants
  • Modular & withdrawable designs
New Energy Substation

New Energy Box Type Substation

  • PV & wind energy integration
  • Integrated energy storage
  • Photovoltaic boosting units
  • Hua-style prefabricated models
Energy Storage System

Energy Storage System

  • 100kWh–1000kWh capacity
  • Air-cooled & industrial models
  • HuaShi PCS converter & booster
  • Complete cabinet integration
Image

Pole Mounted Transformer

  • Single-phase & three-phase
  • Compact & lightweight
  • Distribution network ready
  • Weather-resistant design
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On-Load Tap Changer (OLTC)

  • For voltage regulation
  • Compatible with oil & dry types
  • High reliability
  • Automated control options

Why Choose TSTY?

We deliver reliability, innovation, and global support for your power infrastructure needs.

24
Sales Bases

Global presence with multilingual support in Spanish, Russian, French, and more.

1000+
Partners

Trusted by clients worldwide in energy, industry, and infrastructure.

1 Year
Free Replacement

Three-guarantee policy: quality issues replaced free within one year.

24h
Response Time

Fast inquiry response and lifelong after-sales support.

25+
Years in Industry
158
Patents Held
600+
Employees
250K
㎡ Factory

Frequently Asked Questions

What types of transformers do you manufacture?

We produce oil-immersed and dry-type power transformers from 6kV to 220kV, including distribution, pole-mounted, and amorphous alloy models.

Are your products certified?

Yes, we hold ISO9001, CCC, CE, BV, GOST, and SGS certifications, ensuring international quality and safety standards.

Do you offer custom solutions?

Yes, we provide customized integrated solutions for solar, wind, and industrial energy projects.

What is your after-sales service policy?

We offer lifelong support, 24-hour response, on-site installation guidance, and free replacement within one year for quality issues.

Get in Touch

For inquiries, quotes, or technical support, visit our official website to contact TSTY Electric.

Visit Official Website to Contact

Direct contact options available on the official site: phone, WhatsApp, and email.

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