Shanghai, China
Business Type:
Manufacturer/Factory, Trading Company
Business Range:
Electrical & Electronics, Industrial Equipment & Components, Manufacturing & Processing ...
Management System Certification:
ISO 9001, ISO 14001
OEM/ODM Service
Sample Available

Voltage Stabilizer, Voltage Regulator, Transformer manufacturer / supplier in China, offering Single Phase Static Voltage Stabilizer, Outdoor Digital Servo Voltage Stabilizer, High Quality for 35 Years Voltage Stabilizer and so on.

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Mr. James Meng
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Gridstone Electric Co., Ltd.
Gridstone Electric Co., Ltd.
Gridstone Electric Co., Ltd.
Gridstone Electric Co., Ltd.
Business Type: Manufacturer/Factory, Trading Company
Business Range: Electrical & Electronics, Industrial Equipment & Components, Manufacturing & Processing ...
Main Products: Voltage Stabilizer , Voltage Regulator , Transformer , Variable-Frequency Power Sources , UPS , ...
Management System Certification: ISO 9001, ISO 14001

Founded in 1983, GridStone Electric is a leading manufacturer of automatic voltage stabilizer and transformer. The products currently include digital static voltage stabilizer, digital servo voltage optimizer, power factor correction units, LV and MV transformers and reactors, UPS, Variable Frequency Power Source, Oil Immersed Induction Voltage Regulator. Thanks to over 30 years in the business and on going technical research, GridStone have become a competitive high-tech company, and meet the requirements of a constantly growing number of customers through design, production and service.

Besides standard production, GridStone is flexible and strong at custom design and production according to the customers′ specification. Expert training and technical support are available to serve the customers quickly and professionally.

GridStone factories are ISO9001 and ISO14001 certified.

Watch 360 degree video of GridStone factory on computer: http://www.is360.com/GridStone/index.html

(Click mouse on the video and drag the mouse at the same time, the video will turn to different angle and show 360 degree of GridStone factory. )

Our History

1983, GridStone factory for automatic voltage stabilizer was started, and the First servo voltage Stabilizer in China was successfully produced.

1985. Gridstone factory for transformer was started

1998. New office and factory of voltage stabilizer were started in Shanghai, China.

2002. The first static voltage stabilizer was released, and massive production Started at end of the Year.

2008. Brand name "Shanghai Voltage Regulator" was started in China.

2009. New types digital voltage stabilizers were released. These new Products are more fast, More reliable and more intelligent.

2010. The first frequency and voltage regulator with IGBT is released.

2014. New factory for transformer was started.

2016. GridStone brand name is started to be used for all voltage Stabilizers and transformers to Sold abroad.

Trade Capacity

International Commercial Terms(Incoterms):
FOB, EXW, CFR, CIF, FCA
Terms of Payment:
LC, T/T, Open Credit 30 to 90 days
Average Lead Time:
Peak season lead time: one month, Off season lead time: within 15 workdays
Number of Foreign Trading Staff:
4~10 People
Export Year:
2010-01-20
Export Percentage:
41%~50%
Main Markets:
South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia
Nearest Port:
Shanghai
Import & Export Mode:
Have Own Export License
Export License Number: 02206301
Export Company Name: GridStone Electric Co.Ltd.
License Photo:

Production Capacity

Factory Address:
Zhongshan Industry Park, 58 Wenxiang East Road, Shanghai, China
R&D Capacity:
OEM, ODM, Own Brand(GridStone ; Shanghai Voltage Regulator)
No. of R&D Staff:
5-10 People
No. of Production Lines:
5
Annual Output Value:
US$10 Million - US$50 Million

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