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GTCAP Energy Storage will collaborate with you for

Our Advantages

Long life & high reliability battery energy storage solutions.

Non-flammable Electrolyte

Technology and high temperature separator.

Ultra Long Life

Projected life up to 20 years.

Extreme Temperature

Rechargeable at -40°Cand discharge at-50°C, Capacity maintains 80%.

SMART BMS

Monitoring and controling the system and cells by smart BMS.

Fast Rechargeable

Fast rechargeable product series are up to 10C and discharge at 25C.

CAPESS

Low voltage commercial use

Long lifespan and wide temperature stability

CAPWALL

Low voltage & High voltage

Safety and Innovative residential solar energy storage

CAPRACK

High voltage commercial & industrial use

Stackable module design and high power efficiency

CAPMEGA

Containerized Energy Storage System

Safe performance and uninterrupted large power supply

Get Professional Battery Energy Storage Solution Now!

Customizing Graphene Energy Storage System for Special Purpose to Meet Your Unique Demand.

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About GTCAP

Shanghai Green Tech （GTCAP） is a supercapacitor battery manufacturer and energy storage solutions provider based in China. Founded in 1998, we are dedicated in researching and developing new energy storage technology, breaking through energy storage technology, changing future energy landscape, and providing superior energy storage solutions to the world.

All the products must undergo strict testing and quality control during the production process with the data recorded in the MES system, and 100% OQC is guaranteed before packing and delivery.

Who we are？

GTCAP is a graphene battery supplier based in China. Founded in 1998, we are dedicated in researching and developing new energy storage technology, breaking through energy storage technology, changing future energy landscape, and providing superior graphene energy storage solutions to the world.

R&D Team

Our team is composed of many talented members who graduated from 211, 985 universities in China such as Shanghai Jiao Tong University and Hohai University, including many master's students, including two returnees. They are highly skilled and proficient in the science of electrochemical energy storage systems.

Quality Control

Our company have obtained the ISO9001, ISO14001, ISO45001 certification, and we strictly follow these standards. Most of our battery products have been certified by international safety standards such as CE,UN38.3,IEC62619, UL9540A,UL1973,CEI0-21 etc.All the products must undergo strict testing and quality control during the production process with the data recorded in the MES system, and 100% OQC is guaranteed before packing and delivery.