MFJ-4128 can power your HF, VHF, or UHF mobile or base transceiver with an
output of 28 Amps maximum and 25 Amps continuously at 13.8 VDC.
This basic power supply has all of the output connectors you will ever need!
MFJ-4128 has five way binding posts for high current rigs and quick connectors
for low current accessories.
It also has a low 7 amperage cigarette lighter plug, perfect for powering small
It is lightweight (only 4 lbs.) and compact 7" W x 2 ¼" H x 7 ½" D, so it can
still be carried on your business and vacation trips to far away and exotic
It features over-voltage and over-current protection systems and has a quiet
internal cooling fan with “fan on” LED.
MFJ-4128 features a selectable AC input voltage from 85 to 135 VAC or from 170 -
260 VAC - take it around the world!