SHOTO GFM series VRLA battery is the latest product developed by Shuangdeng through modern advanced technologies. Its performance parameters have reached domestic advanced level and it enjoys good reputation in China. This product can be broadly utilized as backup power supply for communication and signal systems such as telecommunication, China Mobile, China Unicom, railway and vessels etc., as the energy storage system of solar and wind power generation, and as the backup power supply of UPS and emergency illumination.
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Back-up power for communication and signal system
Back-up power for electric power system & nuclear power station
Solar and wind power generation energy storage system
Back-up power for military & navigation
Back-up power for UPS & emergency lighting
15 years designed life
Adopt special terminal sealing technology with reliable performance
Unique design for monomer structure, complete range of models with wide choice
Mature product technology and stable operation
The plate is with the structure of big grid and block, and is made of special alloy through special process of quadric basic lead sulfate, which improves specific energy of the battery and prolongs the cycle service life;
Positive grid is made of special multi alloy, which overcomes the shortcomings of early capacity loss. It has long service life under both float charge and cycle utilization;
Add special additives to the positive and negative plates, improve the utilization of active material and charging acceptability;
High-purity electrolyte and special additives Adopt assembled maze seal structure and welding process to ensure the safety and reliability of seal.


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