MELSEC A6BAT/A8BAT/A10BAT Battery Change Technical Bulletin

This technical bulletin announces a change in the lithium battery used for Mitsubishi Electric MELSEC series programmable controller battery packs A6BAT, A8BAT, and A10BAT due to discontinuation of the previous battery. The changes affect external appearance, label design, and lithium content (reduced from 0.52g to 0.48g for A6BAT, 4.68g to 4.32g for A8BAT, and 4.16g to 3.84g for A10BAT), with no impact on battery life, and apply to production lots from March 2022 onward.