BNSF Railway has bought 25 ES44AC locomotives in 2023, and they are all classified as ES44ACH. They were built between August and September of 2023 and were built concurrently with the ET44ACH. The numbers were 3282-3306, which officially ended the production of the ES44C4 in 2020. These units are Tier 4 credit units.

Originally designed to meet US EPA Tier 2 emissions standards in 2005, the ES44AC model utilizes a 12-cylinder Evolution series engine which leverages 4-stroke combustion technology to maintain horsepower, lower emissions and fuel consumption compared to its predecessor 16 cylinder FDL engine.

Jan 1, 2025 · The ES44AC was General Electric's successor to its very popular AC4400CW model of the 1990s, which sold nearly 3,000 examples between 1994 and 2004. The ES44AC featured the company's new GEVO prime mover, a 12-cylinder power plant that met the Environmental Protection Agency's (EPA) Tier II standards which …

These Evolution Series locomotives are equipped with AC traction motors and are powered by a newly designed “GEVO-12” 12 cylinder engine that produces the same power as the 16 cylinder AC4400CW, but with fewer emissions and greater fuel economy.

Aug 18, 2020 · Better known as GEVo or ES44, this series has become the best-selling line of diesel locomotives of all time with production nearing 8,000 units. Each Operator HO Scale GE ES44 roadname shares a common cab and long hood configuration.

Originally designed to meet US EPA Tier 2 emissions, the ES44AC locomotive utilizes a 12-cylinder GE Evolution Series engine with 4-stroke combustion technology to maintain horsepower, reduce emissions, and lower fuel consumption compared to …

The GE (General Electric) ES44AC is a type of six-axle, 12-cylinder, 4,400hp diesel locomotive built by GE Transportation Systems from 2004 to present (though first introduced in early 2002). A typical UP ES44AC or C45ACCTE.

Dec 31, 2024 · In 2009 General Electric unveiled the ES44C4 as part of its Evolution Series locomotives which were equipped with the company's latest prime mover to meet the Environmental Protection Agency's (EPA) Tier II emissions standards.

Designated as the ES44 (Evolution Series, 4,400 horsepower), prototype variations in North American service include locos with DC or AC traction motors and buyers have also specified center idler axles, as well as high adhesion or steerable trucks.

Jan 15, 2014 · A mainstay of today’s main lines, the General Electric Evolution Series (GEVO) ES44AC is now available as part of the Athearn Genesis line of superdetailed HO scale locomotives. We tested a BNSF and a Union Pacific version. Both models feature prototype-specific detailing and a SoundTraxx Digital Command Control (DCC) sound decoder. Prototype.