EPG109-AV Schneider Sensors Schneider Gauge Pressure Sensor, 0-500Psi Manufacturer Schneider Family Series Schneider Sensors Description Gauge Pressure Sensor, 0-500Psi, 3-Wire 0-5VDC Accuracy 0.25 % Pressure Range 0-500 psig Output 0-10 VDC Process Connection 1/4 NPT Male Display No Voltage 10-28 VDC Operating Temperature -40-185 F This was bought in a liquidation lot we unfortunately don't know anything about it and we are counting on you to study the pictures closely to determine if this is exactly what you need Shelf J LB