High-Performance Gas Sensors from Shawcity

Shawcity is a strategic channel partner across EMEA for City Technology, a global leader in gas sensing. We offer over 300 high-performance sensors capable of detecting 30+ gases, making our portfolio one of the most comprehensive in the industry. Our range includes 1, 3, 4, 5, and 7 Series sensors, as well as iSeries, MICROcel, MICROpel, MediceL and Sensoric models.

Trusted across sectors, including but not limited to industrial safety, medical diagnostics, automotive, and mining, these sensors deliver reliable accuracy, durability, and flexibility, helping businesses stay safe, compliant and innovative.

Detectable Gases

Our comprehensive sensor portfolio enables the detection of a wide variety of gases, supporting applications across safety, environmental monitoring, and industrial process control.

Toxic Gases
Our sensors are capable of detecting a broad range of toxic gases, including ammonia, arsine, chlorine, chlorine dioxide, diborane, ethylene oxide, fluorine, hydrazine, hydrogen bromide, hydrogen chloride, hydrogen cyanide, hydrogen fluoride, hydrogen selenide, hydrogen sulfide, mercaptan, nitric oxide, nitrogen dioxide, ozone, phosgene, phosphine, silane, sulfur dioxide, and tetrahydrothiophene.

Core Gases
We offer high-performance sensors for key gases such as carbon monoxide (CO), carbon dioxide (CO₂), hydrogen (H₂), and oxygen (O₂).

Additional Detection Capabilities
Our range also supports the detection of combustible gases, exhaust gases, and general air quality parameters.

This broad range ensures that organisations can find the right sensor for virtually any detection requirement, from workplace safety to environmental protection and industrial process control.

Sensor Series Overview

Each sensor series is specifically designed to address the unique demands of various industries and applications.

1 Series

• Compact analogue design in a square form factor, ideal for lightweight, low-profile gas detectors
• One-third the height of traditional sensors, enabling sleeker device designs.
• Detects CO, H₂S, O₂, SO₂, NO, NO₂, O₃, Cl₂, and LEL (combustible gases).
• Built for longevity: up to five years of operation, even in harsh temperature and humidity extremes.

iSeries

• Ultra-slim, low-profile digital sensors for seamless integration into modern instrumentation.
• Ideal for portable life safety equipment and industrial gas leak detection.
• Delivers up to five years of reliable performance in challenging environments.

3 Series

• Flexible sensor platform with optional transmitter boards 
  (4–20mA or mV output).
• Versatile applications across industrial, medical, and environmental sectors.
• Suitable for both flue gas and ambient air monitoring.

4 Series

• The industry standard for portable gas detection.
• Broad sensor range for oxygen, toxic gases, and combustible gases.
• Includes infrared sensor options for CO₂ and methane.

5 Series

• Rugged sensors designed for tough environments and high-demand applications.
• Widely used in combustion analysis and flue gas monitoring.
• Supports detection of O₂, CO, NO, NO₂, SO₂, and H₂-compensated CO.

7 Series

• General-purpose sensors for both portable and fixed gas detection systems.
• Trusted in industrial safety and medical gas monitoring.

MICROceL

• Ultra-compact design optimised for space-constrained installations.
• Available for O₂, CO, H₂S, and combustible gas detection.
• Fully certified and designed for maximum space efficiency.

MICROpel

• Specialised sensors for highly sensitive combustible gas detection.
• Perfect for compact instruments where performance and size matter.

MediceL

• Ensures accurate measurement of oxygen and other essential gases for respiratory and anaesthesia applications.
• Offers fast, reliable readings, enabling timely adjustments for optimal medical outcomes.

Sensoric Sensors

• High-performance electrochemical sensors with exceptional sensitivity and selectivity.
• Capable of detecting up to 20 exotic and toxic gases.
• Offered in multiple formats, including mini, classic, smart, and 4 & 7 Series.
• Optional integration with 4–20mA transmitter boards for added flexibility.

Supporting Innovation Across the EMEA Region

Gas detection technology is a critical component of modern industry, research, and safety systems. As a trusted partner of City Technology, Shawcity delivers reliable, high-performance sensing solutions tailored to the evolving needs of businesses across the EMEA region.

With a comprehensive selection of sensors, expert technical support, and deep industry knowledge, Shawcity empowers innovation and ensures safety, even in the most demanding environments. Customers benefit from personalised guidance on sensor selection for research and product development, flexible ordering options including sample and one-off units, fast dispatch thanks to strong stock availability, and competitive pricing with support for quantity breaks.

To explore your gas sensing requirements or learn more, contact Shawcity today at 01367 899419 or email solutions@shawcity.co.uk.