Supmea SUP-P300 – PRessure transmitter. PRessure transmitter Silicon pressure sensor Range: Output:4-20ma Thread type: G1/2,G1/4,NPT1/4,NPT1/2,M27×2,M14×1.5 Connector:DIN connector Power supply: 24VDC Fill Fluid: Silicon Oil Accuracy: 0.5% Available from IAE in New Zealand and the Pacific Islands.