You can go to Amazon, get a nice MeanWell 240w 24VDC DIN power supply and power the unit via the Crestnet port. ?If the card cage is empty it will tuck right inside that space. ?If you want to get extra fancy it will fit inside the chassis in the same location as the old power supply. ?During the great processor recession I¡¯ve had to revive quite a few units that I would have otherwise upgraded or replaced and this MW unit works great and has proven very reliable. ?This is the way.
MEAN WELL NDR-240-24 240W 24VDC 10A AC/DC Industrial DIN Rail Power Supply Single Output for Industrial Applications https://a.co/d/8mA3gzL
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