MCC-1/4 Firmware Scott Gray May 07, 2024 17:15 Updated Please note, you cannot update from Version 2 to Version 3 firmware. Version 2 Firmware - 2.1.50 Version 3 Firmware - 3.1.0 Related articles MCC Console Documentation Z-Series Controller Firmware ACU-Z1 Firmware MCC-8/12 Firmware SNV-12 Firmware