MFJ 407-1109 Transformer Ac Power Module MFJ-4110

( Brand: Mfj ), ( Manufacturer Part Number: 407-1109 ), ( Compatible Brand: Universal ), ( Type: Power Supply ), ( To Fit: Ham Radio Transceiver ), ( Country Of Origin: United States )

Review MFJ Main Transformer And Ac Power Module

MFJ-4110 AC Power Module - Versatile High-Power Transformer for Amateur Radio and Electronic Applications

The MFJ 407-1109 Transformer, specifically the MFJ-4110 AC Power Module, is a high-performance transformer designed for a broad range of applications, particularly in the realm of amateur radio and electronic projects. This transformer is a testament to MFJ's commitment to delivering reliable and efficient power solutions.

The MFJ-4110 AC Power Module is a 120V-240V universal AC input transformer, offering a primary voltage range that caters to users worldwide. The secondary side features a center-tapped 12V, 1A output, along with two 24V, 0.5A outputs. This versatile configuration allows for powering various devices, making it an ideal choice for a wide array of radio and electronic setups.

Constructed with high-quality materials and robust engineering, the MFJ-4110 AC Power Module ensures durability and long-lasting performance. Its compact and lightweight design makes it easy to integrate into any setup, while its efficient power transfer and low power loss ensure reliable operation.

Safety is a top priority for MFJ, and the MFJ-4110 AC Power Module is no exception. Equipped with over-current protection, this transformer helps prevent damage to connected devices and provides peace of mind during operation. Additionally, the transformer's rugged construction and insulation ensure safe handling and operation, even under heavy loads.

Whether you're a seasoned amateur radio operator looking to upgrade your power supply, or a DIY enthusiast embarking on an electronic project, the MFJ 407-1109 Transformer, MFJ-4110 AC Power Module, is an excellent choice for reliable and versatile power. With its wide input voltage range, multiple output configurations, and robust construction, this transformer is sure to become a valuable addition to your setup.

The MFJ 407-1109 Transformer (MFJ-4110 AC Power Module) is primarily designed to provide an isolated power source for ham radio and other electronic devices. Here are some pros and cons to help you make an informed decision:

1. Isolation: The transformer isolates the connected devices from the main power source, reducing the risk of electrical noise issues.

2. Versatile: It can handle a wide range of input voltages (100-240V AC) and output voltages (6, 12, 24, and 48V DC).

3. Adjustable: The output voltage can be adjusted to meet the specific needs of your devices.

4. Safety: The transformer has a built-in fuse for added protection.

1. Size: The transformer is quite large, which may pose a problem if space is limited.

2. Cost: Compared to some other power supplies, the MFJ-4110 AC Power Module can be relatively expensive.

3. Complexity: For beginners, setting up and adjusting the transformer might be a bit challenging.

In conclusion, the MFJ 407-1109 Transformer (MFJ-4110 AC Power Module) is an excellent choice if you need a reliable, versatile, and noise-free power source for your radio or other electronic devices, and have adequate space for the transformer. However, if you're on a tight budget or prefer a more compact solution, you might want to consider other options.

My recommendation would be to carefully consider your specific needs and budget before making a decision. If the MFJ-4110 fits both, it could be a great addition to your electronic setup. If not, there are other quality power supplies available in the market that might better suit your requirements.

Details:

The 14 VAC output is then typically fed into a separate adapter, such as the MFJ-4110 AC Power Module, which contains full-wave bridge rectifier and filter to produce 13.8 VDC Direct Current needed power amateur radio equipment. MFJ 407-1109 main transformer MFJ-4110 AC Power Module, The is a power used in some supply configurations such as those for QRP transceivers. It is a power transformer that converts 120 VAC Alternating Current from wall outlet into 14. Both units are offered here as a complete set.

It is especially useful for MFJ QRP rigs and other products that require 13.8 volts .

part #: 4071109 price

• $29.99

specifications powesupplipar:

• brand: Mfj
• mpn: 407-1109
• compatible brand: Universal
• type: Power Supply
• to fit: Ham Radio Transceiver
• country of origin: United States

seller powesupplipar:

• # reviews: 166
• rating: 100.0%
• city: Bremerton, Washington

shipping powesupplipar:

• transit: 6-12 Days
• carrier: USPS
• type: Fixed
• class: Standard
• service: USPS Ground Advantage
• cost: $8.50

returns powesupplipar:

• policy: No Returns

offer powesupplipar:

• sold: 0
• availability: In Stock
• started: November 26, 2025
• quantity: 1
• options: Ship-to-home

payments powesupplipar:

• wallet: Apple-pay
• credit card: Diners-club
• other

general powesupplipar:

• Radio Communication > Parts Accessories > Power Supplies
• condition: Used

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