RACM550-56SG/OF AC/DC CONV 550W 80-264VAC 56VDC 9.82A Open Frame The RACM550-56SG/OF is a high-quality product offering AC/DC CONV 550W 80-264VAC 56VDC 9.82A Open Frame. With a shrink ratio of N/A and N/A operating temperature, it provides reliability in various applications.