Servoflo Corp., Lexington, MA, offers MPM280, MPM281, MPM283, and MDM290 OEM pressure sensors from MicroSensor of China. The sensors are available in gauge, absolute, or differential versions and feature noncorrosive, isolated construction, an oil-filled piezoresistive sensor with SS diaphragm, and SS packages. They provide an unamplified, linear millivolt output that includes temperature compensation. Typical accuracies are 0.3% F.S. Applications include petroleum refineries, wastewater treatment, industrial HVAC, refrigerants, and liquid level measurement.