Leading Manufacturer Of Voltage Stabilizers(AVR) & low-Voltage transformers+8613916759436[email protected]
About Us

Shanghai Winzele Electric Co LTD is a famous manufacturer and supplier of regulated power supply, transformer and special power source in China. It is a comprehensive enterprise gathering the product development, production, sales and after-sales service of power supply in one. All the products are manufactured strictly according to ISO 9001:2015 quality system. The company is devoted to product quality and the promotion of the steady brand of the products actively. Depends on self powerful research and development ability, experiances of years' research and test, Shanghai Winzele Electric Co LTD offers the regulated power supply and the solutions for administrating the quality of electrical energy professionally. Shanghai Winzele Electric Co LTD's products, such as various SBW big power voltage regulators, no contact type voltage regulators, power source of frequency conversions, dry type transformers, end voltage compensators for branch line of electrical network, voltage regulators, DC power sources, active filters etc, have been utilized extensively in the the areas of the electric power, the medical care, the print, the railway, the metallurgy, the machinery, the steel, the weaving, the boat, the war industry etc. and deeply welcomed by foreign investment enterprise users of German, South Korean, Japan, Hongkong, Taiwan etc. All the products can be designed and manufactured according to different users' special requirements. we are dedicated to making Winzele a more internationalized company to provide better services for customers from different countries. With continuous efforts, Winzele has expanded its business to countries in North America, Europe, Africa, East Asia, and Middle East etc. We are looking forward to cooperating with more international friends in the future in a way of win-win outcome and mutual benefit.

  • 9999+

    Projects

  • 99+

    Country Region

  • 21+

    Experience

  • 3+

    Product warranty

Why Choose Us
  • 01
    Professional Team
    Professional Team

    Winzele engineers have dedicated themselves to this industry for more than 25 years and the international trade department sales personnel have 8-15 years export business experience, which make sure our communication and cooperation are effective.

  • 02
    Safety and Quality Assurance
    Safety and Quality Assurance

    Winzele quality management system has been certified by ISO9001:2015 and products have been certified by CE. Before leaving the Winzele factory, all products must pass a series of rigorous tests.

  • 03
    OEM and ODM Service
    OEM and ODM Service

    The products can be customized as per your requirements of raw material, component brand, voltage, frequency and protection class, etc. Moreover, your company information can be print on the product cabinet or package.

  • 04
    Fast Response Time
    Fast Response Time

    General pre-sales inquiries or questions will be replied within 1 minute and you will get your answers for your after-sales feedback within 5 minutes.

Quality & Compliance

Certified quality management and product compliance for industrial power equipment.

Factory Tour & Manufacturing Capability

Manufacturing processes, production equipment and quality control facilities at Winzele.

Hot Products

Latest News

  • How a 1000 kVA Voltage Stabilizer Blocked an Incorrect Phase Sequence at Diamond Regional Hospital
    Aug 28 2026

    When utility power returned after an outage at Diamond Regional Hospital in Guyana, the voltage was present—but the phase sequence was wrong. The hospital’s 1000 kVA voltage stabilizer detected the abnormal supply and kept the normal power path from closing. Meanwhile, the automatic transfer switch (ATS) kept the hospital on generator power. After the upstream […]

  • Two 200 kVA Shore Power Isolation Transformers for Baosteel Meishan Raw-Material Terminal
    Aug 28 2026

    A berth-side shore power cabinet during on-site commissioning at the raw-material terminal. In August 2026, two 200 kVA, 400/400 V three-phase isolation transformers from Winzele were installed and commissioned at the raw-material logistics terminal of Shanghai Meishan Iron & Steel Co., Ltd., a Baosteel subsidiary. Each unit carries its own shore power path for one […]

  • Active Harmonic Filter Retrofit and Capacity Upgrade for a Hong Kong Commercial Building
    Aug 22 2026

    Project Overview Project type: Existing AHF system retrofit Retrofit scope: Replacement of existing failed AHF modules while retaining the original CT measurement and distribution arrangement Location: Hong Kong Application: Commercial building power distribution system Equipment: Wall-mounted Active Harmonic Filter Configuration: 6 units × 150A AHF Total compensation capacity: 900A This case study covers a retrofit […]

  • A Typical Case Study of Voltage Boosting Solutions at the End of a Power Grid Line
    Apr 22 2026

    A Typical Case Study of Voltage Boosting Solutions at the End of a Power Grid Line In large orchards or farms, water supply is crucial. Orchards are often located in remote areas such as mountainous regions, as shown in the diagram below: Clearly, there are no suitable power lines nearby for irrigation. Considering pipeline layout, […]

Winzele has completed more than 10,032 projects around the world.