Mean Well SDR-240-48 Power Supply, AC to DC DIN-Rail, 240 W, 48 V, 5 Amp, 240 W, 2.5" x 4.9" x 4.5" Size. Output current (a) - 5. Family - sdr-240. Input voltage (vac) - 88 to 264. Mean Well SDR-240-48 Power Supply, AC to DC DIN-Rail, 240 W, 48 V, 5 Amp, 240 W, 2.5" x 4.9" x 4.5" Size. Unit Count : Power Supply.