MFJ-4225MV 25 Amp MightyLite Switching Power Supply

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MFJ Switching Power Supply 13.8V 25A meters - MFJ-4225MV

MFJ 4225MV 25A Switching Power Supply with Meters

MFJ's new MFJ-4225MV Voltage Switching Power Supplies do it all! Power your HF or 2M/440 MHz radio and accessories.

MFJ's MightyLites Switching Power Supplies are so light and small you can carry them in the palm of your hand! Take them with you anywhere. No more picking up and hauling around heavy, bulky supplies that can give you a painful backache, pulled muscle or hernia. MFJ's 25 Amp MightyLite weighs just 3.7 lbs. -- that's 5 times lighter than an equivalent conventional power supply.

No RF Hash!
These babies are clean... Your buddies won't hear any RF hash on your signal! None in your receiver either! Some competing switching power supplies generate objectionable RF hash in your transmitted and received signal. These super clean MFJ MightyLites Switching Power Supplies meet all FCC class B regulations.

Low Ripple...Highly regulated
Less than 35mV peak-to-peak ripple under 25 amp full load. Load regulations is better than 1.5% under full load.

Fully protected
You won't burn up our power supplies! They are fully protected with Over Voltage and Over Current protection circuits.

Worldwide Versatility
MFJ MightyLites Switching Power Supplies can be used anywhere in the world! They have switchable AC input voltage and work from 85 to 135 VAC or 170 to 260 VAC. Replaceable fuse.

MightyLites....Mighty Features
The MFJ-4225MV MightyLite Switching Power Supply feature a front panel voltage control. It lets you vary the output voltage from 9 to 15 volts DC and gives you a highly regulated voltage output -- this includes 12 Volt DC and 13.8 Volt DC!. You get an easy access front panel with five way binding posts for heavy duty use and a cigarette lighter socket for mobile accessories.

Large 3 inch dual meters are brightly illuminated to make it easy to monitor load voltage and current. A whisper quiet internal fan efficiently cools your power supply for long life!


Specifications and Features:

  • 25 Amps Surge, 22 Amps Continuous at 13.8 Vdc
  • Front Panel Adjustable Voltage (9-15 Vdc)
  • Lightweight, only 3.7 lbs.
  • Compact, only 5 ¾" W x 4 ½" H x 6" D
  • Easy access Front Panel Two ways output:Over Voltage Protection
    • Five-Way binding post for HF/VHF radio
    • Cigarette Lighter Socket for mobile accessories
  • Over Current Protection
  • Automatic Reset after shutdown
  • Lighted Dual Meters: Volt-meter and Amp-meter monitor load continuously
  • Quiet internal Cooling Fan with "Fan On" LED
  • Input Voltage: Switching AC Input VoltageRegulation: Works with AC input from 85-135 Vac or from 170-260 Vac
    • 110 VAC at 47-62 Hz
    • 220 VAC at 47-63 Hz
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