Gas Detection, Gas Proving system manufacturers since 1994. SenseAir & ESA Pyronics UK Distributor.

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eSENSE Display – Senseair CO2 Monitor

eSENSE Display – Senseair CO2 Monitor

eSENSE CO2 sensor with display.

Other models include:

  • FAI model also has traffic light display with audible alarm
  • TR model CO2 (No display). Facility to add thermistor bead to connect to BMS. 0-10V output
  • The aSENSE range from Senseair is for CO2 and Temperature
  • The tSENSE range is most advanced for CO2, Temperature and Relative Humidity
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CO2MC 24V- CO2, Temp & RH Monitor

CO2MC 24V- CO2, Temp & RH Monitor

The Duomo CO2MC 24V has been developed to monitor levels of Carbon Dioxide in offices, schools, kitchens or labs. This is the 24V version, also available in 230V. The monitor has a backlit traffic light display. As CO2 levels increase the backlight will change from green to Yellow. If the levels continue to rise the backlight will change to red.

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HCF100 – Refrigerant Gas R134A Sensor

HCF100 – Refrigerant Gas R134A Sensor

The HCF100 is a Refrigerant Gas sensor for connection to Duomo gas detector controllers. Using semiconductor technology to detect the presence of a large range of Freons including R134a, R404A, R407C, R410A as well as NH3 Ammonia. A popular feature of the HCF100 is its ability to auto calibrate under varying conditions which minimises false alarms.

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CO100P – Car Park Carbon Monoxide Gas Sensor

CO100P – Car Park Carbon Monoxide Gas Sensor

The NEW CO100P is a sensor for the detection of Carbon Monoxide (CO) in car parks. The sensor is compatible with the complete range of Duomo conventional gas controllers. It features a Time-weighted average (TWA) feature that can indicate when gas levels have been over lower levels for a set time period.

Other versions

Sensors suitable for plant and boiler rooms within this range:

  • CO100AR is a version without a display.
  • CO233A is a version with a display.
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PSU60 230VAC – 24VDC Power Supply

PSU60 230VAC – 24VDC Power Supply

100-240VAC input voltage
24VDC output voltage
Operating temperatures: -20C – + 70C
Operating humidity: 95% RH, noncondensing
Dual output
1.8 A 100 to 240V – 2.5 A 24VDC

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TF9 Outdoor Air Quality Monitor

TF9 Outdoor Air Quality Monitor

Air quality monitoring in harsh environments. The TF9 features high-precision and accurate particle sensing module. Rain & snow-proof, high temperature resistant IP53 protection rating. Provide a variety of communication interface options. Comparison of indoor and outdoor data to develop air quality improvement & energy saving.

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Welcome to the Duomo Knowledge Centre

This is the UK’s Go-To resource for Gas Detection & Safety Equipment and is updated regularly. If we haven’t already written about a particular aspect that you’re interested in, then please submit your enquiry here and one of our qualified team of engineers will take a look.

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Frequently Asked Questions

Can I buy products online at Duomo.co.uk

Yes – you can browse our products, see prices and purchase online. Not all prices are available online so we would ask that you contact us for more information on those products

Do your prices include VAT?

All prices shown are in £GBP & exclude Value Added Tax (VAT). VAT is added at checkout when purchasing online to all orders dispatched within the UK.

Can I have my order delivered to a different delivery address?

Yes. When you place your order you can add a different delivery address. If the billing address is different to your delivery address the invoice will always be sent to your billing address. Please remember your billing address is the address at which your payment card is registered.

Are all the products on your website in stock?

We make every effort to ensure that products listed on our website are currently in stock & available for despatch. However, if an item is out of stock due to high demand, we will contact you as soon as possible to either suggest a carefully selected alternative, or to advise you of a delivery date.

Can I order over the telephone?

Yes. You can place an order with us over the telephone by calling
+44 1905 797989 between 9.00am & 16:45pm Monday to Friday.

Do you offer any discounts?

Discounts may be available for large quantity purchases. The item price is calculated when you increase / decrease the number of units required on any product page. Please ask our sales team about multiple quantity purchases on the products that are not available to purchase online.  Call +44 1905 797989  or email [email protected] with your details and the product(s) you are interested in and we will provide you with a quotation.


Support & Service

If you require technical assistance or an annual service on this product please contact us and we will be happy to help. Our qualified team of engineers are available Nationwide.

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