| Category Name | Description |
| Anderson PowerPole Products | MFJ Products that use Anderson PowerPole technology |
| Antenna Accessories | Antenna Accessories from MFJ, such as mounts, stands, surge protectors, and many others! |
| Antenna Analyzers | This is our collection of World Famous MFJ analyzers. |
| Antenna Products | Here is our listing of antennas, antenna bases, antenna masts, antenna mounts, and other antenna accessories. |
| Antenna Switches | This category contains all of our antenna switches. |
| Antenna Tuners | This section contains all of our antenna tuners and accessories. |
| ATV Products | This category contains our ATV product line. |
| Automatic Antenna Tuners | MFJ's product line of automatic antenna tuners. |
| Best Sellers | This is a collection of MFJ's best selling products. |
| Books | This category contains all of the books published by MFJ, including our license guides. |
| Cables | This category contains MFJ's extensive collection of cables for all ham radio products. |
| Clearance Items | This category contains our clearance items. |
| Clocks | This section contains MFJ's product line of 12- and 24-hour clocks. |
| Computer Products | This category contains all of our computer products, such as interfaces, tools, and software. This includes our new sound card interface! |
| Dummy Loads | This category contains our line of dummy loads. |
| Filters | This category consists of our selection of filter products. |
| Ham Apparal and Accessories | This category contains products for the 'fashionable Ham', including our HamGear(TM) line, toolkits for your ham shack, and other accessories. |
| Hand-Held Products | This category contains the entire MFJ line of products for hand-helds. |
| Hearing Enhancers | This category contains products that will enhance your ability to hear ham radio, like our Speech Intelligibility Enhancer and our CyberEar(TM) line. |
| Hot New Products | A collection of MFJ's newest products. |
| MFJ Portable Accessories | This is a collection of MFJ accessories that are perfect for your portables |
| Morse Code / CW Products | This section contains all of our CW/Morse Code products, including tutors, readers, and radios. |
| Packet Radio | This is our huge selection of Packet Radio products. |
| Parts | Assorted parts you can order from MFJ. |
| Pocket Test Equipment | MFJ's collection of pocket-sized test equipment |
| Power Supplies | This category contains power supplies, batteries, battery chargers, power strips, and other power-supplying products and accessories. |
| Radios | This category contains MFJ's line of receivers, transceivers, and accessories. |
| Shortwave Products | This category consists of our entire line of shortwave products and accessories. |
| Speaker / Mics | This category contains MFJ's entire collection of microphones, speakers, headphones, and other products such as these. |
| Station Accessories | This category contains all the accessories you will need for your ham station. |
| SWR Wattmeters | This category has our complete line of SWR Wattmeter products. |
| Test Equipment | This category has all the products you will need to test your equipment. |
| Tutoring Tools | This category contains all of our products that will help you learn the ins and outs of ham radio, from getting your license to learning Morse Code. |
| Weather | This section has all of our products that can help you keep track of the weather in your area 24 hours a day. |
