双登纯铅卷绕式蓄电池6-SPB系列采用高纯度铅骨架配备独特的螺旋式卷绕结构，装配压力及开阀压力是普通电池的5倍，大幅降低高温环境下电池失水。相比普通电池具有更优异的高低温及高倍率放电性能，更高的安全性，更好的快速充电能力等优势。

 安装示意图：

Shuangdeng pure lead winding battery 6-spb series adopts high purity lead skeleton equipped with unique spiral winding structure, the assembly pressure and opening valve pressure is 5 times of the ordinary battery, greatly reducing the battery water loss in high temperature environment.Compared with ordinary battery, it has more excellent high and low temperature and high rate discharge performance, higher safety, better quick charging ability and other advantages.