The following OEM and aftermarket products are compatible with MAC 2000 ECG from GE. The New MAC 2000 Resting ECG System with the Marquette* 12SL* analysis program can help to avoid variations in care delivery by standardizing ECG information from the physician office through the hospital. MME will continue to support your MAC 2000 ECG with quality as well as premium preventative maintenance services through ReNew Biomedical. For more about servicing your devices Contact ReNew Biomedical here . Please note that different configurations of units may make them incompatible with certain accessories. If you should have any questions, please contact your MME customer representative or get in contact with one here: 866-468-9558