I too bought A123 packs from hopmeup (2x 9.9v 2300mAh) and so far 3 of the cells have died, I have not checked the dates on the cells but will do later. Where is the best place to buy loose cells that havn't been sitting for two years?
Cheers
My Rides:
Tamiya Dark Impact - Team Losi Micro B - Cen Mini Madness - Soon to be BL Xray XB8 TQ