Generic and Original PHYSIO CONTROL LIFEPAK-12 ECG CABLE (11111-000022). 6-Wire Precordial Attachment. For use with: Lifepak 11, Lifepak 12, Lifepak 15, Lifepak 20, Lifepak 20E. Note: Original product is only compatible with new Trunk and 4-Wire cables [Catalog Number 11111-000018 (5 ft) or 11111-000020 (8 ft)]. Alternate part number: 3302823-002. Priced per set.