Replacement battery for MS-NCE2566-0. Specifications: 700 mAh, 3.6V, Ni-MH. Compatible with: MS-NCE2566-0. Replaces: Johnson Controls MS-BAT1020-0-SUB, Johnson Controls MSBAT10200SUB, Johnson Controls MS-BAT1020-0, Johnson Controls MSBAT10200. Johnson Controls replacement battery designed for Programmable Logic Controller (PLC) devices. A direct drop-in replacement for the original battery.