RS Pro diaphragm gas pumps have exceptional performance delivering high flow rates and energy efficiency in a compact size. Manufactured from a CNC machined aluminium alloy they are robust and lightweight. The diaphragm gas pumps use brushless motors for high performance and long service life and are fitted with G1/4 threaded ports. Maximum Flow Rate = 11L/min Supply Voltage = 12 V Maximum Working Pressure = 0.55 bar Body Material = Anodised Aluminium Input Power = 20W Wetted Materials = 316 Stainless Steel, Anodised Aluminium, EPDM, Nylon 66 IP Rating = IP67