The LMI Milton Roy ROYTRONIC Series A metering pump has a robust design, control options and improved electro-magnetics to meet all flow / pressure ratings. The pumps are available for applications up to 250 psi with capacities between .001 and 2.0 GPH. Single or dual manual control options with pulse input or 4-20 mA input are available. The line includes ferrule designed fittings that set a new standard for secure, leak-proof tubing connections. Covered by a 3-Year warranty.