AMS 9141 Battery Replacement Battery for units requiring the 9141 Lithium battery. FDA (510k) Certified. 9141 Replacement Lithium Battery, For Cardiac Science-Survivalink & FirstSave AED's For Survilalink and Cardiac Science First Save AED's.. Compatable with all 9100 and 9200 series AED's. Also compatible for use with Survivalink & First Save model 9100-9110-9200-9200D-9200RD & 9210D model AED's