Crowcon Gas-Pro (Diffusion) Multi Gas Detector
Crowcon Gas-Pro (Diffusion) Multi Gas Detector Crowcon Gas-Pro (Diffusion) Multi Gas Detector

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Price From: £615.00 exc VAT £615.00 inc VAT £738.00

Price as configured: exc VAT £0.00 inc VAT £0.00

The Crowcon Gas-Pro is a 5-gas diffusion detector, capable of detecting including CO2, VOCs, LEL, O2, CO and H2S. Detectors will come with either a charging cradle and power supply or a multi-region power supply.

Price as configured: exc VAT £0.00 inc VAT £0.00

Availability: In stock

Description / Features / Spec


Crowcon Gas-Pro (Diffusion) Multi Gas Detector

The Gas-Pro is a portable 5-gas diffusion detector with the ability to detect a range of gases.  The configurations available above measure LEL, O2, CO and H2S, CO2 and VOCs thanks to the Photoionisation sensor.  Detectors will come with either a charging cradle and power supply or a multi-region power supply, as well as an optional flow plate.  Check the product name for more detail.

Crowcon gas detectors are reliable and robust units with the capability of detecting toxic and flammable gases in a range of industrial applications.  The display is situated at the top of the unit so it can be easily seen if clipped on to clothing or a safety belt.

The Gas-Pro multi gas detector can be operated easily, even when wearing gloves, thanks to a single button operation.

Gas Type


Typical Alarms


Ammonia (NH3)




Carbon dioxide (CO2)

0-5% vol.

0.5% vol.

0.01% vol.

Carbon monoxide (CO)




Carbon monoxide (CO)




Carbon monoxide




(hydrogen filtered)




Chlorine (Cl2)

H2S 0-100ppm



Dual toxic (CO-H2S)

CO 0-500ppm




0-100% LEL

20% LEL

1% LEL

Hydrogen sulphide (H2S)




Nitrogen dioxide (NO2)




Oxygen (O2)

0-25% vol.

19%/ 23% vol.

0.1% vol.

Ozone (O3)




Sulpher dioxide (SO2)




Chlorine dioxide (ClO2)




Nitric oxide (NO)




Key Features

  • Multi-language option
  • Automatic recognition for the flow plate
  • IP65 and 67 resistant to water and dust so suitable for harsh environments
  • Provides bump and calibration reminders to ensure you’re always compliant
  • Long-lasting lithium-ion battery, provides over 14 hrs use
  • Suitable bump testing equipment and calibration equipment available



43 x   130 x 84mm (1.7 x 5.1 x 3.3ins)


309g   4 gas (10.8oz)/ 340g pumped (11.9oz)
333g   5 gas (11.7oz)/ 362g pumped (12.7oz)


Audible >95dB @ 30cm (98dB @30cm in loud mode)
Visual - all angle dual red/blue LEDs
Vibrating alert

Display mode

Top mount for ease of view with dual colour backlight (green/red)

Data logging

125hrs at 10 second intervals (45,000 logs)


Rechargeable Li-ion >14 hours (13 hours pumped operation) based on CH4, O2, H2S, CO

Typical charge time 7.5 hours


Internal pump as option

Operating temp range

--20oC to +55oC (-4oF to +131oF)


15-95% RH+


IECEx: Ex d ia IIC T4 Gb Tamb -20oC to +55oC
ATEX: II 2 G Ex d ia IIC T4 Gb Tamb -20oC to +55oC
UL:   Gas detector use in hazardous locations Class 1, Division 1, Groups A, B, C,   and D only as to intrinsic safety INMETRO


FCC and CE
Complies with EMC Directive 2004/108/EC
EN50270 and ICES-003

PC interface

Data connection for gas test solutions and direct to PC


With cradle charger


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Take advantage of our web-exclusive free UK mainland* delivery offer on orders over £75 ex VAT.  See all costs for delivery below and visit our main delivery page for more information on timescales as some restrictions may apply.

Please note: we're currently facing high demand for all Facemasks and Filters, due to the Coronavirus outbreak.  Our stock levels are changing constantly and we're working hard to fulfill demand where we can. This means that express delivery may not always be available and standard lead times may vary, however our Sales Team will be in touch to advise latest delivery timescales. 

UK & Ireland Delivery Options

UK Mainland Standard Delivery on orders under £75 ex VAT - £5.95 ex VAT*
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Highlands Delivery - £25.00 ex VAT
Channel Island Delivery - £40 ex VAT
Northern Ireland & Republic of Ireland - £25 ex VAT
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Standard delivery timescales are normally 3-5 working days, depending on stock availability.  Express delivery is normally 1-3 working days, depending on stock availability.  Although we carry an extensive stock, there may be some items that are unavailable due to quantities or otherwise.  In this case we will inform you of the status of your order and whether or not it can be fulfilled within our standard delivery timeframe. *Mainland UK delivery excludes Northern Ireland, other charges apply.

Please visit our main delivery page for more terms and conditions or contact our Sales Team on 0141 771 7749  or [email protected] for more information.

International Delivery Options

Delivery costs vary between countries.  Please visit our main delivery page for more information.



Should you wish to cancel an order or return unwanted goods please follow the procedures detailed below to help us ensure cancellations/returns are processed as quickly and efficiently as possible.

Simply log on to your customer account, note the order reference number and email the full cancellation details to [email protected] or contact us on 0844 550 0001. Assuming the order has not been despatched we will cancel.

You have the right to cancel the purchase of goods without having to give a reason at any time within the “cooling off period” of fourteen working days, beginning the day after you take delivery of your order.

You must notify us of your cancellation in writing via email to [email protected] or to our contact address. (Details Here)

If you are in possession of the goods you are under the duty to retain them and take reasonable care of them.

You must send the goods back to us in their original condition to our contact address at your own cost (unless we delivered the item to you in error or the item is damaged or defective) as soon as possible once you have cancelled the contract.

Alternatively we will collect the goods from you which will incur a charge no greater than the actual cost of arranging the collection and shipping. In this case you must make the goods available for collection. We will contact you to make further arrangements.

We reserve the right to make a charge not exceeding our direct costs of recovering the goods if you do not return the goods or return them at our expense.

Upon receipt of returned items in satisfactory condition we will arrange a full credit by the same method used to pay for the goods originally. Any credit due will be processed within a maximum of thirty days.

Note: If you wish to return goods for refund or exchange after 14 days, a re-stocking fee of 20% of the full order total will apply.

If upon receipt of goods you find them to be faulty, damaged or if you have been incorrectly supplied an item, you should notify us within 24 hours by contacting 0844 500 0001 or [email protected] and quoting your order number and contact details.

Frontline Safety will arrange uplift of any damaged or wrongly received goods and if on inspection of goods we also find them to be damaged, faulty or incorrectly supplied, we will offer replacement goods or provide a full refund.

We recommend you inspect all goods prior to signing for and accepting delivery. If there is any visible damage to the outer packaging, ensure goods are sign for as damaged. In instances where it isn’t possible to sign for goods as damaged, these should be signed for as unexamined.

Note: If your goods happen to develop a fault out with the standard returns period but within supplied warranty period or if you require any additional assistance, please contact us on 0844 550 0001 or email [email protected]


All postage, handling, customs and duty charges for all returned goods are the responsibility of the customer. We recommend using a fully traceable, insured service as goods are your responsibility while in transit.

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