The Mercedes-Benz OM470 inline 6-cylinder engine is equipped with an asymmetric turbocharger and X-PULSE two-stage turbocharged common rail fuel injection system, meeting the China VIb emission standard. This Mercedes-Benz fire truck is specially designed with a full power take-off device that can drive the fire pump and supply water to the top-mounted fire cannon. It is equipped with a new generation Arocs chassis with 579 horsepower, which has excellent power and overall performance compared to other types of fire trucks. The spacious cabin, with a width of 2.3 meters, provides a flexible and comfortable working environment for the driver, making it suitable for responding to special road conditions in a timely manner. The power steering is light and the visibility is wide, providing a friendly driving experience.The Mercedes-Benz Atego 18-ton foam fire truck has a water tank capacity of 12.6 cubic meters and a foam liquid tank capacity of 5.5 cubic meters. It is equipped with a CB10/100 fire pump with a flow rate of 100L/s and a PL80 fire monitor. The rear-mounted vacuum pump is piston-type, made of wear-resistant and corrosion-resistant material, meeting the sealing requirements. The water intake time is less than 35 seconds and the suction depth is greater than or equal to 7 meters. The vacuum degree is greater than or equal to 85kPa. The range of the PL80 fire monitor is water ≥70m and foam ≥65m, with a pressure of 1.0MPa, and it is located on the top of the water tank.The seating arrangement includes 2 seats in the front row and 4 seats in the rear row. Protective barriers and handrails are installed in front of the seats. Firefighters quickly put on their breathing apparatus while en route to the fire scene and promptly engage in firefighting and rescue operations upon arrival. The vehicle body is of an integrated structure, with the water tank in the front and the pump room in the rear. The pump room is equipped with an instrument panel and operating system, and it has a lockable roller shutter door. The frame adopts a welded structure to ensure its strength and rigidity. The pump room is equipped with lighting to meet the illumination needs during nighttime firefighting operations.