1.Fire fighting systems/ Fire Fighting Equipment/ Fire Fighting pump set 2.Single stage 3.Diesel engine Fire fighting system/ Fire Fighting Equipment/ Fire Fighting pump setModel: 50GPM, 100/120GPM, 250GPM, 350GPM, 500GPM, 750GPM, 1000GPM, 1200GPM, ... .Rate output/speed: 5.7/2900~110/2900kw/r/min Fire fighting systems/ Fire Fighting Equipment/ Fire Fighting pump set