Providing the best locomotives for every operation.
Knoxville Locomotive Works (KLW) has repowered, refurbished, remanufactured, and/or upgraded over 400 locomotives since its establishment in 1998. Today, KLW offers its own line of green, single-engine, repowered locomotives from 1,000 hp four axle switchers up to 3,200 hp six axle line haul locomotives. In addition to green locomotives, KLW also offers locomotive rebuilding and refurbishment services for traditional locomotives.
Single-Engine Green Locomotives
KLW is the only manufacturer using a high-speed engine with a low-speed AR10 alternator. Click here to see how our design is different from the rest.
KLW's line of single-engine green locomotives offer low emissions, low fuel consumption, and superior tractive effort performance. Learn more here!
KLW SE-Series Locomotive Models
KLW 2250: The First of its Kind
The KLW 2250 is a unique locomotive that is paving the way for Tier 3 and Tier 4 single-engine locomotives. As the first locomotive to use a high-speed engine with a low-speed alternator, the 2250 has shown operators that green locomotives can use the time-proven components they prefer while offering low emissions and fuel consumption. Since its completion, the 2250 has tested at Class-I, short line, and industrial operations with positive results. Click the links below to learn more about the KLW 2250.
Since its completion the 2250 has been tested at numerous locations, showcasing the future of green locomotives. Learn more here about how the 2250 is raising expectations for locomotive repowers.
Learn More About KLW
Established in 1998, KLW was formed to service G&O locomotives. Today, KLW is its own company and a manufacturer of its own line of green locomotives. Learn more about KLW's history to see how we've become a green locomotive manufacturer.
KLW is an evolving company and is quickly becoming the preferred green locomotive solution. Find out the latest news regarding KLW and see how we are changing the way people think about green locomotives.