--- product_id: 18840803 title: "MFJ-4230MV MFJ4230MV MFJ4230-MV Original MFJ Switching Power Supply - 30 Amps, 13.8 VDC" brand: "mfj enterprises" price: "VT5966" currency: VUV in_stock: true reviews_count: 8 url: https://www.desertcart.vu/products/18840803-mfj-4230mv-mfj4230mv-mfj4230-mv-original-mfj-switching-power-supply store_origin: VU region: Vanuatu --- # 30A Surge Compact 5" x 2.5" x 6" Adjustable 4-16V MFJ-4230MV MFJ4230MV MFJ4230-MV Original MFJ Switching Power Supply - 30 Amps, 13.8 VDC **Brand:** mfj enterprises **Price:** VT5966 **Availability:** βœ… In Stock ## Summary > πŸ”Œ Power Your Passion with Precision! ## Quick Answers - **What is this?** MFJ-4230MV MFJ4230MV MFJ4230-MV Original MFJ Switching Power Supply - 30 Amps, 13.8 VDC by mfj enterprises - **How much does it cost?** VT5966 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.vu](https://www.desertcart.vu/products/18840803-mfj-4230mv-mfj4230mv-mfj4230-mv-original-mfj-switching-power-supply) ## Best For - mfj enterprises enthusiasts ## Why This Product - Trusted mfj enterprises brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **Safety First:** Equipped with over voltage and current protection. - β€’ **Lightweight Champion:** Weighs only 3.4 lbs for ultimate portability. - β€’ **Power Up Your Projects:** Unleash a 30A surge for up to 5 minutes! - β€’ **Whisper-Quiet Operation:** Enjoy a quiet workspace with an internal cooling fan. - β€’ **Precision at Your Fingertips:** Easily adjustable output from 4V to 16V. ## Overview The MFJ-4230MV is a high-performance switching power supply that delivers a powerful 30 amps surge and 25 amps continuous output. With an adjustable voltage range of 4 to 16 VDC and a compact design, it’s perfect for high current radios and various electronic projects. Safety features include over voltage and current protection, while the quiet internal cooling fan ensures a peaceful working environment. ## Description Just 5" W x 2 Β½" H x 6" D, it weighs only 3 lbs. -- it is the perfect pack-n-go power supply for field day, DXpeditions, camping, hiking or to pack for your next business trip or vacation to some far away place. MFJ-4230MV gives you 25 Amps continuously or 30 Amps surge at 13.8 VDC. The voltage is front-panel adjustable from 4 to 16 Volts. MFJ-4230MV also has a selectable input voltage: choose from 120 or 240 VAC at 47 - 63 Hz. A simple front-panel push-button switch lets you choose either Ampmeter or Voltmeter -- allows you to select Amps or Volts as you wish to read them. MFJ-4230MV has an excellent 75% efficiency and extra low ripple and noise, <100 mV. Awhisper-quiet fan cools by convection and forced air cooling. Normal air-flow around the power supply is continuous and a heat sensor increases the fan speed when the temperature rises above 70 degrees celsius. DC output is five way binding posts on the back of the MFJ-4230MV so you can power your dedicated HF, VHF or UHF transceiver with ease. All MFJ switching power supplies are protected by MFJ’s famous NOMatterWhat one year limited warranty. MFJ will repair or replace (at our option) your switching power supply no matter what for one complete year. Power Supply Input Voltage 100 Vac 110 Vac 115 Vac 120 Vac 125 Vac 135 Vac 170 Vac 180 Vac 190 Vac 200 Vac 210 Vac 220 Vac 230 Vac 240 Vac 250 Vac 260 Vac ## Features - 30 Amps Surge (up to 5 minutes), 25 Amps Continuous. 4 to 16 VDC adjustable output, detent at 13.8VDC. Light weight, only 3.4 lbs/1.35kg - Compact, only 5” x 2 ½” x 6” (W x H x D). 0 to 16V and 0 to 32 A selectable backlit meter. Five-Way binding post for high current radios - Over Voltage protection. Over Current protection with β€œFAULT” LED. QUIET Internal Cooling Fan with ”FAN” LED - Super Regulation, works with AC input from 85 to 135 VAC (115VAC model) or from 170 to 260 VAC (230VAC model), 47-63Hz - Ripple and Noise <100mV. AC Line Fuse( 6.3 Amps) ## Product Details - **Model Name:** MFJ-4230MV - **Brand:** MFJ Enterprises - **Compatible Devices:** Personal Computer - **Output Wattage:** 30 Watts - **Form Factor:** Compact - **Wattage:** 345 watts - **Cooling Method:** Air - **Item dimensions L x W x H:** 10.5 x 6.75 x 3.5 inches - **Item Weight:** 3.8 Pounds - **Current Rating:** 25 Amps ## Images ![MFJ-4230MV MFJ4230MV MFJ4230-MV Original MFJ Switching Power Supply - 30 Amps, 13.8 VDC - Image 1](https://m.media-amazon.com/images/I/614aej2842L.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars Works perfectly *by M***W on Reviewed in the United States on June 20, 2024* Does exactly what we needed and is nice and quiet ### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars Great power supply *by A***R on Reviewed in the United States on December 21, 2019* I’m a Amateur radio operator and it works great it’s easy to hook up easy to use and It’s very quiet It’s worth the money to pay for it and I run my ICOM 7300 on it no problems it stays cool and very quiet thanks ### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars Great little power supply *by C***D on Reviewed in the United States on July 5, 2019* Great little power supply , takes up very little room easily runs HF rig at full power. I have a 50w two meter radio and 100w HF radio hooked up to it, with no issues when one of the radios is keyed down .... --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.vu/products/18840803-mfj-4230mv-mfj4230mv-mfj4230-mv-original-mfj-switching-power-supply](https://www.desertcart.vu/products/18840803-mfj-4230mv-mfj4230mv-mfj4230-mv-original-mfj-switching-power-supply) --- *Product available on Desertcart Vanuatu* *Store origin: VU* *Last updated: 2026-06-06*