Pressure Transducer, 24V DC 4‑20mA High Accuracy Diffusion Silicon Pressure Transmitter Sensor with Digital LED Industrial Control Supplies(0‑500Kpa),Transmitter: Amazon.com: Industrial & Scientific
Diffusion Silicon Pressure Transmitter Micro Differential Pressure Sensor Digital Water Air Pressure Transducer 24V DC 4?20mA(0-500kpa): Amazon.com: Industrial & Scientific