MFJ-4245MV Switching Power Supply 13.8V 45A meters
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MFJ Switching Power Supply 13.8V 45A meters - MFJ-4245MV
45A Switching Power Supply with Meters
MFJs new MFJ-4245MV Adjustable Voltage Switching Power Supply does it all! Power your HF or 2M/440 MHz radio and accessories. MFJs MightyLites™ 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.
MFJs 25 Amp MightyLite™ weighs just 3.7 lbs.; that’s 5 times lighter than an equivalent conventional power supply. MFJs 45 Amp is even more dramatic. It is 8 times lighter and weighs just 7.25 lbs.
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 35 mV peak-to-peak ripple under 25 or 45 amp full load. Load regulation 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 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
MFJ MightyLites 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. The MFJ-4245MV Switching Power Supply has two sets of quick connects on the rear for 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.
Michael Brigmond Brand Manager GigaParts 11/10/2022
MightyLites...Mighty Features
MFJ 45 Amp MightyLite™ Switching Power Supplies
MFJ 45 amp MightyLite™ Switching Power Supplies can power your HF or 2M/440 MHz radio and accessories and still fit in the palm of your hand! No more picking up and hauling around heavy, bulky supplies that can give you a painful backache or pulled muscles.
MFJ 45 Amp MightyLite™ power supplies weigh just 5.5 lbs., that's 8 times lighter than an equivalent conventional power supply. These supplies are clean, your buddies won't hear any RF hash on your signal and you won't hear any in your receive signal! These MFJ MightyLite™ switching power supplies meet all FCC class B regulations.
MFJ MightyLite™ switching power supplies can be used anywhere in the world! They have switchable AC input voltage and work from 85 to 135 V AC or 170 to 260 V AC (replaceable fuse included). These 45 amp switching power supplies feature a front panel voltage control that lets you vary the output voltage from 9 to 15 V DC and gives you a highly regulated voltage output. Five-way binding posts are provided for heavy duty use and a cigarette lighter socket for mobile accessories.
Large 3 in. dual meters are brightly illuminated to make it easy to monitor load voltage and current. An internal fan cools these power supplies for long life!
Specifications and Features
- 45 Amps Surge, 40 Amps Continuous at 13.8 Vdc
- Front Panel Adjustable Voltage (9-16 Vdc)
- Lightweight, only 5.5 lbs.
- Compact, only 7½" W x 4 ¾" H x 9" D
- Easy Access Output:
- Five-Way binding post for HF/VHF radio
- Cigarette Lighter Socket for mobile accessories
- 2 Pair of Quick Connectors on back
- Over Voltage Protection
- Over Current Protection
- Automatic Shutdown on Fault Load
- Lighted Dual Meters: Volt-meter and Amp-meter monitor load continuously
- Quiet internal Cooling Fan with "Fan On" LED
- Input Voltage: Switching AC Input Voltage
- 110 VAC at 47-62 Hz
- 220 VAC at 47-63 Hz
- Regulation: Works with AC input from 85-135 Vac or from 170-260 Vac
- AC Line Fused (10 Amps)
| Power Supply Input Voltage | |||
| 100 Vac | 125 Vac | 190 Vac | 230 Vac |
| 110 Vac | 135 Vac | 200 Vac | 240 Vac |
| 115 Vac | 170 Vac | 210 Vac | 250 Vac |
| 120 Vac | 180 Vac | 220 Vac | 260 Vac |