DL Vertical Multistage Fire Pump( fire-fighting pump) Technical parameters Head ( m) : 22-240 Flow( m3/ h) : 4.2-504 Power( KW) : 1.5-450 Rotational Speed ( r/ min) : 1480 ( NPSH) r ( m) : 1.7-4.5 Efficiency% : 30-78 Transfer medium: Clear water Product details Place of origin: Guangdong Brand number: Guanxing Model number: 50DL( F) 12-12.5* 2~ 50DL216-30* 8 Theory: Centrifugal pump Structure: Multistage pump Usage: Water Power: Electric Standard: ISO 9001: 2000 Pressure: High pressure Application: Fire Type: Vertical Material: Cast iron Payment and shipping terms Minimum order quantity: 2 Sets Weight( kg) : 175-1806 Price: FOB USD * 700-5500 Port: Shenzhen/ Guangzhou Packaging details: Polywood boxes Delivery time: 15 days Payment terms: T/ T, L/ C Supply ability: 50 Sets per Month Application und function This fire-fighting pump can be especially used in some fields, such as fire protection or water transportation for hospitals, hotels, department stores with high or low construction and also can used for conveying of cooling water for air conditioning units, etc. This kind of water pump with a stable performance, high efficiency and a long life can operate and install safely and easily, better meet the your demand.