The Siemens 77-964-2300 power supply unit is designed for reliable operation within SINUMERIK FM-NC/-810D/DE/-840D/DE systems. This unit supplies stable power to MMC 100, 100.2, 101, 102, and 103 modules when integrated into OP 031 or OP 032S operator panels. With an input power of 24V DC at 8A, the Siemens 77-964-2300 ensures efficient energy distribution, supporting continuous performance in demanding industrial environments. Its robust construction and compatibility with Siemens automation solutions make it a dependable choice for production lines that require uninterrupted power delivery. Brand: Siemens – trusted for industrial automation solutions Fast delivery and large stock for minimal production downtime Refurbished options available with a standard 2-year warranty