General Purpose Pressure Transducer with RS-485 / Modbus RTU

■ Pressure ranges to 1,500 bar (21,755 psi)
■ Excellent corrosion resistance
■ Silicon-on-sapphire sensor technology
ESI Part # GS4400 and GS4500

* Please select your options above to add this item to a quote.

[wcq_product_button]

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)

Technical Specifications

  • 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

 

Download:

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.

Related Products

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!