
Seven 20-ton XCMG battery electric wheel loaders ran 17,370 combined hours in New Zealand using 412,000 kWh. At 30c/kWh, energy cost was $7.11 per hour NZ ($4.13 US). A comparable diesel Caterpillar 966 burns $20-$50 per hour in fuel, making electric operation 5-10 times cheaper.
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