Fairchild India Private Limited is the manufacturer of Pneumatic Service Regulator, Model 64A / 65A. Fairchild India Private Limited is an ISO 9001 certified company. The Pneumatic Service Regulators are precision units used in instrumentation and general purpose applications. It is an aspirator tube that compensates downstream pressure. The sensitivity of Pneumatic Service Regulator is 1 inch or 2.50 cm water column and its temperature ranges from minus 40 degree F to plus 180 degree F.