HC 1221W is designed specially for high efficient discharge application. It has invisible terminal that can directly insert PC board for use. It can be used for more than 260 cycles at 100% discharge in cycle service, or three to five years in standby service. As with all CSB batteries, all are rechargeable, highly efficient, maintenance free, leak proof, useable in anyposition and ISO certified as well as recognized by UL.

Voltage Per Unit

> Maximum discharge current 60A(5sec)
> Float charging voltage 13.5 to 13.8 VDC/unit
> Recommended maximum charging current Limit 2.1A