The GP90(S) High-Pressure Pump is a non-self-priming, peripheral centrifugal pump constructed of high-grade materials to give excellent endurance in aggressive, high pressure, applications or just for potable use. It is also available in a range of voltages, for many industrial duties but at a price that will suit domestic applications too. It has a frontal suction port with a 304 stainless steel pump body. It also has a 304 stainless steel impeller and a 410 stainless steel shaft, which is fitted with a hard-faced, abrasion resistant, silicon carbide mechanical seal. Elastomers are in Viton. IP45 motor protection. Suitable for liquid temperatures up to 60°C.Motors have aluminium motor housing and pressed steel or plastic fan covers. Single phase motors incorporate an overload protection device. These pumps should not be allowed to run dry, but by fitting an optional pressure controller, they can be protected from this and also start and stop it automatically. With the addition of a foot-valve, they are capable of suction lifts of 8 metres.