Lowrance Fish Lo-K-Tor Value Guide

Introduced in 1957, the Lowrance Fish Lo-K-Tor, famously known as the 'Green Box,' was the first high-speed transistorized sonar unit available to the public. This American-made device revolutionized sport fishing by miniaturizing military-grade technology into a portable, battery-powered format for recreational anglers.

What Is Lowrance Fish Lo-K-Tor Worth?

The typical price range for Lowrance Fish Lo-K-Tor is $40 - $45 based on recent sales. However, values can vary depending on the item's condition, rarity, and other factors such as:

• Operational status of the internal transistor circuitry and the clarity of the neon flash indicator.
• Physical condition of the aluminum casing, specifically the absence of heavy oxidation or paint chipping.
• Completeness of the set, including the original transducer, mounting bracket, and battery leads.
• Presence of the original era-appropriate packaging or the instruction manual which increases collector appeal.

How to Identify Lowrance Fish Lo-K-Tor?

• Look for the signature rectangular green aluminum housing with a top-mounted carrying handle.
• Verify the presence of the circular glass-covered dial featuring depth markings and a flashing red neon bulb indicator.
• Check for the original 'Lowrance Electronics' branding and the 'Fish Lo-K-Tor' model name on the faceplate.
• Inspect the interior battery compartment for copper wiring and the original transducer cable connection.

History of Lowrance Fish Lo-K-Tor

Introduced in 1957, the 'Green Box' was the first high-speed transistorized sonar unit available to the public. It revolutionized sport fishing by bringing military-grade sonar technology to recreational anglers in a portable, battery-powered format.