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Crowcon Gas-Pro Multi-Gas Detector

Crowcon Gas-Pro Multi-Gas Detector

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The GAS-PRO is a compact and highly capable portable multi-gas detector designed to enhance safety in hazardous environments. Built for reliability and ease of use, it can monitor up to five gases simultaneously, including oxygen, flammable gases, and a wide range of toxic gases such as hydrogen sulphide and carbon monoxide.

Ideal for confined space entry and routine safety monitoring, the GAS-PRO features a dedicated pre-entry check mode, helping users verify safe conditions before access. Its rugged construction, powerful alarms, and intuitive top-mounted display make it well suited for demanding marine and industrial applications.

Key Features

  • Detects up to 5 gases simultaneously
  • Pre-entry check mode for confined space safety
  • Compact, lightweight, and durable design
  • Loud audible, visual, and vibrating alarms
  • Optional internal sampling pump
  • Long battery life with rechargeable Li-ion battery
  • Data and event logging for compliance and reporting
  • Simple charging and connectivity options

Gas Detection Capabilities

The GAS-PRO supports a wide range of gas sensors, including:

  • Oxygen (O₂)
  • Flammable gases (LEL)
  • Carbon Monoxide (CO)
  • Hydrogen Sulphide (H₂S)
  • Ammonia (NH₃)
  • Carbon Dioxide (CO₂)
  • Chlorine (Cl₂)
  • Nitrogen Dioxide (NO₂)
  • Sulphur Dioxide (SO₂)
  • Ozone (O₃)
  • Hydrogen (H₂)
  • Nitric Oxide (NO)
  • Chlorine Dioxide (ClO₂)

Key Specifications

Dimensions:
43 x 130 x 84 mm

Weight:

  • 309 g (4 gas)
  • 333 g (5 gas)
  • Up to 362 g with pump

Display:
Top-mounted screen with dual colour backlight (green/red) for clear visibility

Alarms:

  • Audible alarm >95 dB
  • High-visibility LED alerts
  • Vibrating alarm

Battery:

  • Rechargeable Li-ion
  • Up to 14 hours operation (typical)
  • Approx. 7.5 hour recharge time

Data Logging:

  • Up to 125 hours at 10-second intervals
  • Event logging for alarms, calibration, bump tests, and more

Ingress Protection:
IP65 / IP67 rated for dust and water resistance

Operating Temperature:
-20°C to +55°C

Compliance & Certifications

The GAS-PRO is certified for use in hazardous areas and meets a wide range of international standards, including:

  • ATEX / UKCA
  • IECEx
  • UL (Class 1, Division 1)
  • MED (Marine Equipment Directive)
  • CE & FCC compliance

Connectivity & Charging

  • USB communication and charging
  • Desktop cradle and vehicle charging options
  • Compatible with gas test and calibration systems
  • Works with Crowcon Connect for data management

Applications

  • Marine and offshore operations
  • Confined space entry
  • Oil & gas environments
  • Industrial safety monitoring
  • Tank inspections and maintenance

Why Choose the GAS-PRO?

The GAS-PRO combines advanced gas detection technology with practical, user-focused design. Its flexibility, durability, and wide sensor compatibility make it a trusted solution for protecting personnel and ensuring compliance in hazardous environments.

Crowcon Gas-Pro Datasheet

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