GS4400 / GS4500 General-Purpose Pressure Transducer (RS-485 / Modbus RTU)

■ Pressure ranges to 1,500 bar (21,755 psi)
■ Excellent corrosion resistance
■ Silicon-on-sapphire sensor technology

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Description

The SUCO ESI North America GENSPEC GS4400 and GS4500 are high-performance pressure transducers designed for industrial and process applications requiring reliable, fast, and noise-resistant communication. They handle pressure ranges up to 0–1500 bar and are suitable for both harsh and precision environments.

Features

Outputs:

  • GS4400: Half-duplex RS-485 digital output + 0–5 V analog output
  • GS4500: Modbus RTU output + 0–5 V analog output

Pressure Ranges (standard):

0–1.6 bar Vac, 0–1.6 bar, 0–2.5 bar, 0–6 bar, 0–10 bar, 0–16 bar, 0–25 bar, 0–100 bar, 0–250 bar, 0–400 bar, 0–600 bar, 0–1000 bar, 0–1500 bar (custom ranges available)

  • Accuracy: 0.15% digital accuracy
  • Overpressure Limit: Exceptional tolerance beyond rated pressure
  • Process Connection: Integral 1/4″ BSP male (other options available)
  • Wetted Parts: Titanium alloy for maximum corrosion resistance
  • Electrical Connection: M12 connector rated IP67 for dust and water protection

 

Sensor Technology

All models use Silicon-on-Sapphire (SoS) sensors, providing:

  • High stability and repeatability over a wide temperature range
  • Rugged, reliable performance in challenging media
  • Excellent compatibility with aggressive fluids

 

Communication & Configuration

  • Devices can be daisy-chained on the same RS-485 / Modbus network
  • Each transmitter can be assigned a unique address
  • Fully compatible with ESI-USB configuration software for setup and diagnostics

 

Typical Applications

  • Continuous monitoring of hydraulic systems
  • Oil, gas, water, and general process liquids
  • Medical and cleanroom environments
  • Aerospace and aviation systems
  • Refrigeration, pneumatic, HVAC, and engine monitoring

 

Why Choose GS4400 / GS4500

  • Combines high-precision measurement with robust industrial design
  • Titanium wetted parts and IP67 electrical connections ensure long-term reliability
  • SoS sensor technology delivers low drift and high repeatability
  • Flexible digital and analog outputs make integration straightforward

 

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Contact SUCO ESI North America for technical support and application assistance. We serve the US, Canada, and Latin America. Hablamos español.

📧 Email: sales@sucoesi.com
📞 Phone: 1-561-989-8499

Additional information

Model Number

GS4400

Pressure Ranges

0-0.5 bar, 0-1 bar (0-15 psi), 0-1 bar Vac (30 in Hg), 0-2.5 bar (0-30 psi), 0-10 bar (0-150psi), 0-16 bar (0-200 psi), 0-25 bar (0-300 psi), 0-6 bar (0-100 psi), 0-100 bar (0-1,500 psi), 0-250 bar (0-3,000 psi), 0-400 bar (0-5,800 psi), 0-600 bar (0-8,700 psi), 0-1,000 bar (0-14,500 psi), 0-1,500 bar (0-20,000 psi)

Calibration in

bar, psi.

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Have a Question?

At SUCO ESI North America, our expert support team is here to provide quick, personalized assistance. Whether you need a pressure switch or sensor for your application, we’ll help you find the perfect solution. Please email us by filling out the contact form, or give us a call by clicking the button below!