Cat® Water Delivery System Factory Option

The Cat® Water Delivery System (WDS) is an automated system with fully-integrated Cat design. It controls the amount of water and the spray patterns to prevent the hazards common with over-watering. The Cat WDS is available as a factory option for the Cat 777G, 785D, and 789D WTR Off-Highway Truck Bare Chassis.

Cannon Capacity
2,839 liters per min up to 60 meters (750 gallons per min up to 200 ft)
Water Coverage
0.8 L/m² at speeds of 4 to 40 kph (0.02 gal/ft² at speeds of 3 to 25 mph)


Standard/Optional Features