CPKC and CSX partner to develop hydrogen conversion kits for locomotives

Canadian Pacific Kansas City and CSX announced a joint venture to build and deploy hydrogen conversion kits retrofitting diesel locomotives with fuel cells and battery technology. The collaboration demonstrates hydrogen's viability for hard-to-abate heavy transport, a decarbonisation pathway relevant to Indian Railways and freight operators.

Canadian Pacific Kansas City (CPKC) and CSX, North American railway companies, announced a joint venture to develop hydrogen locomotives by building and deploying hydrogen conversion kits for diesel locomotives. The partnership builds on Canadian Pacific's 2020 announcement to develop North America's first line-haul hydrogen-powered locomotive; retrofitting a diesel unit with hydrogen fuel cells and battery technology, they have conducted over 1,000 miles of revenue-service testing. The venture begins by converting one CSX diesel locomotive using CPKC's kits, supported by the US Bipartisan Infrastructure Law's $9.5 billion for clean hydrogen development.

Heavy transport and rail freight operators are the primary affected sectors, given hydrogen's role in decarbonising emissions-intensive activities with limited alternatives. Diesel locomotive fleets become the retrofit target, with the conversion-kit model offering a path to extend existing rolling-stock life rather than full replacement. The collaboration signals to locomotive manufacturers and railway operators that hydrogen fuel cell and battery hybrid technology is approaching commercial demonstration, supported by major-economy clean hydrogen funding commitments such as the US strategy.

Indian Railways, freight operators and rolling-stock manufacturers should monitor the technical and operational results of the CSX locomotive conversion and the cumulative revenue-service testing, which will indicate retrofit feasibility and cost. Entities pursuing rail decarbonisation should track how hydrogen conversion kits compare with electrification on cost and emissions, and watch clean-hydrogen production scale-up that determines fuel availability and price for any hydrogen-based locomotive programme.

Key figure — Testing completed: over 1,000 miles in revenue service