White Knight PSA140 Metal-Free PTFE/PFA Pumps are ideal for ultra pure delivery and recirculation applications. They are capable of 123 L/min (32.5 gpm) flow rates, 100°C (212°F) temperatures, and can operate up to 7 Bar (100 psi) air supply pressures. It features a unique detent-free shuttle valve that improves performance and reliability by minimizing vibration, pulsation, and wear. The pump requires liquid fittings, sold separately.