A high pressure petrol water pump with 7.5 HP is a powerful, portable unit, typically featuring a 4-stroke gasoline engine.
While a common high-pressure size is 1.5 or 2 inches, a 1.2-inch model would offer a smaller inlet/outlet diameter, which usually translates to very high pressure (head), at the expense of maximum flow rate. These pumps often utilize a twin impeller design to achieve superior vertical lift (head), making them ideal for applications like sprinkler systems, water transfer over long distances or steep elevations, and firefighting where pressure is critical. Its petrol engine makes it suitable for use in remote areas without electricity.