2-Pack PLC Backup Batteries for Eternacell Newark Exell — 3.6V 2100mAh Lithium

Replacement set of two PLC computer backup batteries compatible with Eternacell, Newark and Exell systems. Each cell provides 3.6V voltage and 2100mAh capacity, using lithium chemistry. Condition: NEW Custom Assembly Cells. Supplied as a matched pair for restoring backup power and memory retention in programmable logic controllers.