THORDARSON 400-FX Electric Transformer Catalog

( Brand: Thordarson ), ( Model: THORDARSON 400-FX ), ( Publication Year: 1942 ), ( Type: Catalog ), ( Personalized: No ), ( Topic: Transformer ), ( Manufacturer Part Number: 400-FX )

Review THORDARSON Electric Mfg Complete Transformer Catalog No

The Thordarson 400-FX 1942 Electric Manufacturing Company transformer is a vintage yet highly functional electrical component, showcasing the engineering excellence of the past. This transformer, manufactured by Thordarson in 1942, boasts a classic design and impressive specifications that cater to various electrical applications.

The transformer's primary function is to step up or step down an alternating current voltage from its primary winding to its secondary winding. The 400-FX is rated for a 400-volt primary voltage with a secondary voltage of 240 volts. This makes it an ideal choice for powering equipment or appliances that require a step-down transformation from high voltage power sources.

The 400-FX transformer is constructed with high-quality materials, ensuring its durability and reliability. Its core is made of laminated steel, which minimizes energy losses and provides excellent magnetic properties. The transformer's windings are made of copper wire, which offers excellent electrical conductivity and resistance to corrosion.

The transformer's size is compact yet robust, measuring approximately 14 inches long, 12 inches wide, and 7 inches tall. It weighs around 150 pounds, making it a suitable option for applications where space is limited but power requirements are significant.

The 400-FX transformer's insulation system is designed to provide excellent electrical isolation between the primary and secondary windings, ensuring the safety of operators and preventing electrical interference. The transformer's tank is filled with insulating oil, which acts as a coolant and provides additional insulation.

The transformer's terminal connections are designed to accommodate standard electrical connectors, making it easy to integrate into various electrical systems. The primary terminal is rated for a current of 30 amperes, while the secondary terminals are rated for a current of 60 amperes.

The Thordarson 400-FX 1942 Electric Manufacturing Company transformer is a testament to the ingenuity and craftsmanship of the past. Its vintage design, coupled with its impressive specifications and performance, makes it a valuable addition to any electrical system requiring reliable voltage transformation.

Thordarson 400-FX 1942 Electric Mfg Transformer: A Detailed Analysis

The Thordarson 400-FX 1942 Electric Mfg Transformer is a popular choice among electrical engineers and hobbyists due to its versatility and reliability. In this analysis, we will discuss the key features, advantages, and disadvantages of this transformer to help you make an informed decision.

1. Single-phase, 3-wire design

2. 400 VA maximum output

3. 1942 style, open-frame construction

4. Copper wound primary and secondary

5. Voltage rating: 230V secondary, 120/240V primary

6. Fuse protection: 30A, 250V

1. Open-frame design allows for easy mounting and access to components

2. Copper wound primary and secondary provides excellent conductivity and durability

3. Wide voltage range on the primary side makes it suitable for various applications

4. Fuse protection ensures safe operation

5. 3-wire design reduces voltage drops and improves power distribution

1. Lack of insulation may make it unsuitable for high voltage or hazardous applications

2. Open-frame design may not be ideal for applications where aesthetics are a concern

3. Limited capacity compared to larger transformers

4. May require additional components (wiring, fuses, etc.) for a complete installation

The Thordarson 400-FX 1942 Electric Mfg Transformer offers a robust and versatile solution for various electrical applications. Its open-frame design, copper wound primary and secondary, and wide voltage range make it a popular choice among electrical engineers and hobbyists. However, its lack of insulation and limited capacity may make it unsuitable for some applications.

If you're looking for a reliable and versatile transformer for your electrical project, the Thordarson 400-FX 1942 Electric Mfg Transformer is an excellent choice. Its advantages outweigh its disadvantages, and it offers excellent value for its price. However, ensure that its open-frame design and limited capacity meet your specific application requirements before making a purchase.

Details:

No rust on staples. 11 X 81/2 1942 Thordarson transformer catalog. No discoloration or smell. No missing, torn, folded or written on pages.

27 numbered pages. The item is in very good condition.

part #: 400-fx prices

• $14.95-$99.00

specifications catalogcrave:

• brand: Thordarson
• model#: THORDARSON 400-FX
• publication year: 1942
• type: Catalog
• personalized: No
• topic: Transformer
• manufacturer part number: 400-FX

offer catalogcrave:

• best offers: True
• started: January 11, 2026
• quantity: 1
• options: Ship-to-home
• availability: In Stock
• sold: 0

general catalogcrave:

• condition: Very Good
• Books Magazines > Catalogs

shipping catalogcrave:

• service: USPS Ground Advantage
• class: Standard
• type: Calculated
• carrier: USPS
• cost: $5.09
• transit: 4-9 Days

returns catalogcrave:

• policy: No Returns

payments catalogcrave:

• other
• wallet: Paypal
• credit card: Visa

seller catalogcrave:

• rating: 100.0%
• city: Canton, Michigan
• # reviews: 185

Thordarson 400-FX Is Similar To:

• Thordarson 346-d 1942 Electric Mfg Amplifier Guide No 344-e (65.6% similar) 11 x 81/2 1942 Thordarson amplifier guide. No missing, torn, folded or written on pages. No rust on staples. The item is in very good condition. 31 numbered pages. No discoloration or smell...(January 10th, 2026)