ZW Transformer: 250 / 275 Watts

Product Description

Production: 1948 - 1966

History
King of the Hill, The Grand-Daddy, The Big Boy -- these are just some of the many nicknames given to the ZW Transformer during the past 70+ years. Lionel's ZW produced the most power of any postwar transformer. Even today, the ZW is sought after by Lionel enthusiasts as it is a reliable and dependable transformer.

Features
Standard features of the ZW include:

250 watts for 1948 & 1949; then upgraded to 275 watts in 1950.
Four controls to run four independent trains.
Directional control (only for the two end controllers)
Horn and whistle controller (only for the two end controllers).
Circuit breaker.

Additional Detail, Photos & Box Information

250 Watt - Shown in first photo above - For the first two years the ZW was rated at 250 watts. The 250 watt version is easily recognizable as it has a plain Circle L logo void of any printed information mounted on top of the transformer.
275 Watt (Second photo above) - The most common ZW. The 275 watt ZW is easily recognizable as it has a rather elaborate Circle L logo with significant detail pertaining to the transformer.

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