RACM550-24SG/OF AC/DC CONV 550W 80-264VAC 24VDC 22.92A Open Frame The RACM550-24SG/OF is a high-quality product offering AC/DC CONV 550W 80-264VAC 24VDC 22.92A Open Frame. With a shrink ratio of N/A and N/A operating temperature, it provides reliability in various applications.