https://www.maglocks.com/altronix-vr5t-voltage-regulator-converts-24vacvdc-to-12vdc-3a-max.html
Altronix, VR5T Voltage Regulator Converts 24VAC/VDC to 12VDC, 3A max
VR5T Voltage Regulator Easily Converts an 24VAC or 24VDC input into a 12VDC output, 3A max.
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