GE ES44AH CSX YN3 (Operator)

Pricing

Technical Specifics

The ES44ACH represents a specialized variant within GE Transportation's widely successful Evolution Series locomotive family. The designation breaks down to indicate an Evolution Series locomotive producing 4,400 horsepower with AC traction motors and heavy ballasting, the "H" suffix denoting the additional weight applied to improve tractive effort and adhesion. While the broader ES44AC line entered production around 2003, the ES44ACH variant as a distinct production category emerged somewhat later, with the model being built across a period spanning roughly 2008 to 2015 and resulting in more than 300 units constructed. BNSF Railway became the primary operator associated with the ES44ACH designation, acquiring batches of these heavily ballasted units to handle demanding freight assignments across its extensive network. The heavy ballasting, which brings locomotive weight to approximately 436,320 pounds, was particularly valued on routes requiring maximum drawbar pull, such as heavily loaded coal and intermodal trains operating over significant grades. The ES44ACH occupied an interesting transitional position in the Evolution Series lineup, as later BNSF orders for locomotives in this configuration overlapped with the introduction of the Tier 4 compliant ET44ACH, with some ES44ACH units produced concurrently with that next-generation model and credited against Tier 4 emissions requirements. The ES44ACH's legacy is closely tied to the broader success of the Evolution Series, which Trains Magazine recognized as one of the ten locomotives that fundamentally changed American railroading. As a heavy ballasted AC traction unit, the ES44ACH helped demonstrate the operational advantages of combining AC traction technology with maximized locomotive weight, an approach that influenced subsequent procurement decisions across Class I railroads and contributed to the template followed by the ET44ACH that eventually succeeded it in production.

Model Train Manufacturers

Brands that produce GE ES44ACH in HO scale

Prototype Reference

Real-world information about this equipment type

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