Subsea Pressure Sensor, PROTRAN PR3914


■ 4-20mA two-wire output
■ Ranges 0-200 bar to 0-1,000 bar (3,000 psi to 0-15,000 psi)
■ Submersion to 6,000 meters (20,000 ft) depth



Description | Data Sheet | Related Products

Subsea Pressure Transducer Performance:

  • Suitable for ROV and deep sea test equipment
  • Silicon-on-Sapphire sensor technology for outstanding performance
  • Submersion to 6,000 meters (20,000 ft) depth
  • Pressure ranges available to 2,000 bar (30,000 psi)
  • High accuracy option
  • Hyperbaric testing
  • ESS Testing and comprehensive document packages available


The PR3914 subsea pressure transmitter has been designed to meet the demanding requirements of pressure measurement at deep levels of immersion especially in oil industry applications. It can be configured to suit a multitude of applications

The unique Silicon-on-Sapphire sensor technology provides outstanding performance and gives excellent stability over a wide temperature range. The advanced sensor design consists of a piezoresistive silicon strain gauge circuit, which is epitaxially grown onto the surface of a sapphire diaphragm to form a single crystalline structure.


View Data Sheet (PDF)             Atex Certificate

Additional information

Additional information

Model Number

PR3900 – 4 – 20mA, 2 WIRE

Pressure Ranges

0-16 bar (0-200 psi), 0-25 bar (0-300 psi), 0-40 bar (0-600 psi), 0-60 bar (0-1,000 psi), 0-100 bar (0-1,500 psi), 0-250 bar (0-3,000 psi), 0-160 bar (0-2,500 psi), 0-600 bar (0-8,700 psi)

Calibration in

bar, psi.