Cat’s largest, most powerful dozer is now available with an electric drivetrain. In addition to reducing fuel consumption and lowering operating costs, the D11 XE’s electric drivetrain is designed to help operators move material more efficiently.
The D11 XE is Cat’s first electric-drive dozer for mining operations, and it joins two medium-size electric-drive dozers in the OEM’s lineup. Cat revealed its first high-drive electric-drive dozer, the D6 XE, in 2018. The D8 XE was introduced at CONEXPO-CON/AGG 2026.
Advantages of electric drive on the D11 XE mining dozer
The D11 XE consumes 25 percent less fuel per unit of material moved and moves 5 to 10 percent more material per hour than the next-gen Cat D11. The electric drivetrain features 60 percent fewer moving parts than a mechanical drive system, helping simplify service and lower owning and operating costs over the lifetime of the machine.
Upgrades throughout the machine’s powertrain and major systems improve the productivity, efficiency, and durability of the D11 XE. The Cat C32B engine operates at a lower high-idle speed to help the dozer deliver up to 20 percent longer life between rebuilds than the D11. Planned component repair intervals for the engine, final drives, and hydraulic systems increase from 15,000 to 18,000 hours, aligning with the electric drive’s 18,000-hour rebuild centreline. The result, Cat says, is the most efficient and productive D11 model to date, consuming up to 20 percent less fuel per hour and producing 20 to 25 percent fewer greenhouse gas (GHG) emissions.
Designed to improve efficiency while reducing drivetrain complexity, the electric drive eliminates the bevel gear used in mechanical drive systems. The engine drives a generator that sends power through an inverter to two motors, delivering clean, consistent power to the tracks.
Electric drive simplifies operation
With no gears to shift, the D11 XE electric-drive system simplifies operation. A dedicated drive motor at each track provides power-turn capability for strong manoeuvrability and pryout force. By powering both tracks throughout the turn, the system enables smoother, sharper manoeuvring and helps operators push more material through the turn.
The suspended undercarriage absorbs impact and reduces shock load transfer to the undercarriage by up to 50 percent, resulting in a smoother, more comfortable ride. Accessible, low-effort electronic steering, ripper, and dozer controls support precise manoeuvring, while the primary multi-function touchscreen gives operators a clear view of machine performance and convenient access to operating settings.
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