OER Parts offers a wide selection of Battery Accessories for your 1994 Mercury Topaz. OER Parts offers 1994 Mercury Topaz Battery Tender, 1994 Mercury Topaz Battery Managment System, 1994 Mercury Topaz Dual Battery System Controller Set, and 1994 Mercury Topaz Battery Relocation Set. Battery Mat Battery Topper Battery Terminal Protectors Battery Post Cleaning Brush Battery Terminal Puller