3x Energy+ Compatible PLC Backup Battery — ER6-WK11 / 83H1619, 3.6V 1900mAh

Set of three replacement backup batteries for PLC computer systems, compatible with Energy+ ER6-WK11 and model 83H1619. NEW custom assembly cells using lithium chemistry. Technical specifications: Voltage: 3.6, Amperage: 1900mAh, Chemistry: lithium. Ideal for restoring backup power in supported PLC units.