QRAE II (PGM-2400) Pump. LEL ATEX/O2/H2S/CO Gas Detector
  • O2
  • CO
  • H2S
  • LEL
  • EX
QRAE II (PGM-2400) Pump. LEL ATEX/O2/H2S/CO Gas Detector

Product Code - 020-1121-5B0

exc VAT £409.00 inc VAT £490.80

Please note: This product is now obsolete. We can still offer servicing on this monitor. An alternative product is the BW GasAlertMax XT II multi gas detector - available now from Frontline Safety.

Additional services

Gas detection equipment requires service and calibration every 6 months. In acknowledgement of this we are offering you your first calibration at a special rate.
Description / Features / Spec


QRAE II (PGM-2400) Pumped, LEL ATEX/O2/H2S/CO Gas Detector

Please note: This product is now obsolete.  We can still offer servicing of this monitor.  An alternative product is the BW GasAlertMax XT II multi gas detector - available now from Frontline Safety.

The QRAE II is a robust multi gas detector from RAE Systems.  It’s ideal for applications where confined space entry is carried out.  Suitable industries may include emergency response, environmental, fire service, industrial safety and also oil and gas.

This detector monitors four types of gases and also features an internal sampling pump.  The QRAE II features the following plug-in sensors: Oxygen (O2), Hydrogen Sulphide (H2S), Combustible Gases (LEL) and also Carbon Monoxide (CO).

The O2 sensor is state-of-the-art and has a leak-free design which complies with RoHS directives.

Key Features

  • Easy access to pump, sensors, filter and battery
  • Concussion-proof design is robust and rugged
  • Two-button operation
  • Multi-language support
  • One-button calibration
  • LED backlit screen which can be flipped 180° for easy viewing
  • Instant readings from four sensors plus high and low values for all gases
  • Datalogging capability – standard 12 days at 1 min intervals


  • 0 to 100% LEL
  • 0 to 30.0% O2
  • 0 to 100 ppm H2S
  • 0 to 1000 ppm CO
  • 1% LEL
  • 0.1% O2
  • 0.1 ppm H2S
  • 1 ppm CO
Dimensions 5" L x 2.8" W x 1.5" H (12.5cm x 7.2cm x 3.8cm)
Weight 9 oz (250 g)
Battery Interchangeable Lithium-Ion or alkaline battery packs
Operating Period Up to 14 hours continuous operation with Lithium-ion battery, up to 10 hours with alkaline battery (typical, without alarm)
  • Audible 95dB @ 30cm
  • Vibration
  • Visible Alarm (flashing bright LEDs)
  • High and Low values
  • STEL and TWA values
  • Additional diagnostic alarm and display message for low battery
IP Rating IP-65
Temperature -4° to 113° F (-20° to 50°C) for T4 temperature codes
Calibration Two-point calibration for zero and span (manual, or automatic with the AutoRAE Lite)
Humidity 0% to 95% relative humidity (non-condensing)
Hazardous Area Approval 
  • US and Canada: CI, D1, Groups A, B, C, D, T4
  • Europe: ATEX II 2G EEx ia d IIc T4
  • IECEX: Ex ia d II C T4
Warranty Full 2-year warranty, including all sensors
What's Included
  • QRAE II monitor (Pumped) with sensors as specified
  • Stainless-steel alligator clip
  • Water trap filter
  • Quick reference guide
  • User manual and ProRAE Studio Software Package for Windows® 2000, NT and XP on CD-ROM
  • Alkaline adapter
  • Charging/download cradle with computer interface cable
  • Universal adapter and lithium-ion battery pack

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We offer a range of delivery options to suit your needs including FREE UK (mainland) delivery on all orders over £75 ex VAT, which is web-exclusive.  All UK and International orders are sent using a fully trackable and reliable courier service.  You will receive an email notification upon despatch of your order and tracking details can be requested at any time should you wish to check the status of your delivery.  

International customers also have the option to choose their own courier.  See the delivery page for more details.

Shipping costs are dependant on delivery address and will be calculated at the time of checkout.  Delivery costs are based on a maximum weight of 20kg and maximum dimensions of 40 x 40 x 40 cm.  For orders exceeding these weights and dimensions, please contact us on [email protected] for a delivery quote.

For UK mainland orders, goods will normally be delivered within 3 - 5 working days and for all other orders within 5 - 10 working days.  Delivery timescales are based on stock availability and are subject to change at any time. 

Note: 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.



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 seven 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.

Related Blog Post

QRAE II Gas Detectors – What Are the Features and Benefits

In the hand, the QRAE II feels light but robust. That’s thanks to it’s tough, rubberised housing which is rated IP-65 against water and dust ingress, ideal for your typical work environments. It offers a standard 12 day data logging at one minute intervals.

Product Video

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