ASM 42T4756 FRU 45N1001. Label Capacity: 94Wh. ASM 42T4752 FRU 42T4819. ThinkPad L430 ThinkPad L510. ThinkPad T420i ThinkPad T430. ThinkPad T520i ThinkPad T530. ThinkPad W520 ThinkPad W530. ThinkPad L410 ThinkPad L412.
eBay