The 561402N is a precision fluid dispensing Valve from Fisnar. It is a two-way, normally closed, electro-pneumatic valve that can dispense liquids accurately and consistently. It has a 12V DC coil, a plastic/glass-filled nylon body, and high flow rates up to 1.3 liters per minute. It also has an adjustable air pressure and pressure relief valve, as well as an adjustable back pressure valve. The 561402N features a fast-response valve stem and stem seal, a reinforced PTFE stem seal, and a stainless steel valve seat and seat ring. This valve is designed for use with most industrial and laboratory fluids, including high- and low-viscosity fluids.