Switching Systems International STV140-1220 Power supply. 120/240VAC 50/60Hz
input. 3 outputs: V1: +5V, V2: +12V, V3: -12V. Has a terminal for V4 but
nothing was connected to it and no voltage present during testing. 185W total,
primarily on +5V. Tested with 120V and all outputs work. Pulled from surplus
VGV TV studio video switching equipment. Includes +12VDC Fan, which was
connected to the -12V terminal. Includes what is shown in the pictures.
Related SWITCHING SYSTEMS INTERNATIONAL STV140-1220 POWER SUPPLY 120/240V +5V+/-12V 185W
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