... 0-400 lph, Pressure 0-1.0 Mpa GM series Mechanical Diaphragm Metering Pumps Product DescriptionFlow:0- ... GM series Mechanical Diaphragm Metering Pumps Verified Information This information is Verified by Bureau Veritas and validity period is 2012/06/06 --- 2013/06/06 ... 220V) & JLM, JMW, JBB, JMX, JMZ, KD, GM, GB, 2JMX, GB-S, J-X, J-Z, J ... 380V) & JLM, JMW, JBB, JMX, JMZ, KD, GM, GB, 2JMX, GB-S, J-X, J-Z, J ...