Established In 1998
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Graphene Supercapacitor Battery Manufacturer
GREEN TECH graphene supercapacitor battery has the advantages like ultra long cycle life time, safest technology, high energy transfer efficiency, low self-discharge, low maintenance, environment friendly, ultra low ESR, and big current which helped to realize fast charging and large discharging power. It is the excellent option for electric vehicles and machineries to increase charging and working efficiency, such as the electric mining truck, electric construction machinery, AGV, golf cart, forklift, tourist car, ferry boat, cranes, telecommunication and solar energy micro grid etc. It can be designed according to your requirements.

EG series: Cycle life:50,000 times, Operating temperature:-40℃~+65℃, Continuous current: 6C, safest technology, low maintenance.

EM series: Cycle life:20,000 times, Operating temperature:-20℃~+55℃, Energy density: 100Wh/Kg, safest technology, low maintenance.

EF series: Cycle life:5,000 times, Operating temperature:0℃~+45℃, Energy density: 150Wh/Kg, safest technology, small size.
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About green tech graphene battery manufacturer

Shanghai Green Tech Company is an advanced capacitors manufacturer and graphene supercapacitor energy storage system innovator with over 20 years experience of design, development and production of super capacitors
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Who we are? 

As a capacitor manufacturer and supplier with more than 20 years of experience in supercapacitor design, development, and production, its main products include graphene ultracapacitor, super capacitor module, and graphene battery, etc. It is a high-tech enterprise certified by state-certified.


Our Team 

Our team consists of over 50 capacitor energy storage experts, including 3 doctors, 5 professors and 15 masters. We also keep close cooperation with the University of Electronic Science and Technology of China and have achieved a lot in developing capacitor's technology and applications, some of them are protected as patents. 


Quality Control 

All of green tech products are quality guaranteed, we carry out strictly the quality management system ISO9001-2015 and GJB9001B-2009 (MIL) during production. Make sure every product can match customers' demands.

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