White Knight PXA030B Proximity Switch-Controlled Pumps are ideal for ultra pure delivery and recirculation applications. They are capable of 25.6 L/min (6.8 gpm) flow rates, 100°C (212°F) temperatures, and can operate up to 7 Bar (100 psi) air supply pressures. It operates with proximity switches and external solenoid valve. The pump requires liquid fittings, sold separately.