Diehl Electric Fan Value Guide

The Diehl Manufacturing Company, established in 1888, produced these iconic electric fans which represent a pinnacle of early 20th-century American engineering. These specific models from 1900-1920 are highly collectible due to their elegant brass blades, robust steel construction, and their historical significance as a precursor to modern air conditioning.

What affects the value of Diehl Electric Fan?

• The physical condition and luster of the brass blades and cage significantly impact the $700-$850 price range.
• Operational status of the original motor and the integrity of the internal copper windings.
• Rarity of the specific model design and the presence of all original period-correct hardware.
• Overall aesthetic preservation of the steel base, including the absence of heavy pitting or non-period repainting.

How to Identify Diehl Electric Fan?

• Verify the presence of genuine brass on both the fan blades and the protective outer cage.
• Check the motor housing for the Diehl Manufacturing Company nameplate or stamped manufacturer markings.
• Examine the base and neck for the heavy cast steel construction typical of the 1900-1920 era.
• Look for original copper wiring components, though these may show signs of age or historical repair.

History of Diehl Electric Fan

Diehl Manufacturing Company, founded in 1888, was a prominent American producer of electric fans and motors. Known for their quality and durability, Diehl fans were a household staple for many decades, often featuring robust construction and elegant designs like the brass model seen here. They represent a significant era in home appliance history, before the advent of air conditioning.