Single Gas - BW GasAlert Extreme H2S Rental

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This is the BW GasAlert Extreme with a H2S sensor for monitoring Hydrogen Sulphide in the workplace between 0-200ppm at a resolution of 0.1ppm. Designed to operate in adverse conditions with durability and comfort in mind, the Gas Alert Extreme reliably monitors and data-logs H2S for a multitude of applications,

Alternatively, call 01723 584250 to arrange your booking


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1: Choose a Start Date

2: Choose Rental Duration

  • 1 Week
    £49.00 Selected
  • 2 Weeks
    £91.00 Selected
  • 3 Weeks
    £133.00 Selected
  • 4 Weeks
    £175.00 Selected

For longer durations please contact us

3: Optional Extras

Add Damage Waiver +10% of total fee
Add Return Carriage Via Courier - £20


Total Price
BW GasAlert Extreme H2S Rental

How do I book?

Booking is easy, choose your Rental Period, Start Date and any available accessories. After you click 'Add to Cart' and complete the checkout process we'll check your product is available and contact you to confirm your order.

The Damage Waiver is calculated at 10% of the cost of rental.

Return Carriage means we will arrange collection and return to us for £20.

Note that the Price shown here will reflect the instrument and Rental Period. Return Carriage and Damage Waiver costs will be added on the Cart and Checkout Pages.

You may also be interested in the following product(s)

Brand BW
Number Of Gases 1 Gas
Features Auto Self-Check, Primary Batteries, Data Logging
Type Of Gas Hydrogen Sulphide
Available Outside the UK? Yes

Single Gas - BW GasAlert Extreme H2S Rental

This is the BW GasAlert Extreme with a H2S sensor for monitoring Hydrogen Sulphide in the workplace. Designed to operate in adverse conditions with durability and comfort in mind, the Gas Alert Extreme reliably monitors and data-logs H2S for a multitude of applications,

It is also an essential tool for monitoring the amount of gas levels within the workplace. If you don’t check for gases regularly and the gas levels decrease or exceed from the safe amount then it could be the cause of many health risks and it may actually be against legislation.

Features of the Single Gas - BW GasAlert Extreme H2S Rental

  • Continuous LCD shows real-time gas concentration with backlight in low-light (auto and on demand); in alarm (auto)
  • Compact and lightweight design makes it comfortable to wear
  • Rugged, IP66/67 highly water-resistant design
  • Simple automatic calibration procedure; compatible with BW
  • Built-in concussion-proof boot
  • Small size (1.1 x 2.0 x 3.75 in. / 28 x 50 x 95 mm) and lightweight (2.9 oz. / 82 g)
  • Provides 95 dB tone and bright LED indication on alarm (typical)
  • Internal vibrating alarm
  • 2-year battery life (typical) with replaceable 3V camera battery
  • Equipped with plug-in, replaceable sensor
  • Simple auto zero and calibration procedure
  • Peak value displayed on command (in ppm or %vol)
  • LOW, HIGH, TWA and STEL alarms with adjustable setpoints
  • Multiple language and datalogging options available
  • Classified intrinsically safe by UL to U.S. and Canadian standards; ATEX certifi ed; IECEx scheme
  • Full function self-test of: sensor, battery, and circuitry integrity and audible/visual alarms on start up
  • Stainless steel alligator clip, test cap and hose, battery and instructions in local languages included
  • MicroDock II automatic test and calibration station
  • Bright wide-angled visual alarm bars
  • Built-in concussion-proof boot
  • Equipped with internal vibrating alarm for high noise areas
  • Secure and accurate history with datalogging
  • Multi-language support in English, French, German, Spanish and Portuguese
  • Tamper-proof settings with passcode protection

Technical Specification

GasAlert Extreme Specifications:

Size 1.1 x 2.0 x 3.75 in. / 2.8 x 5.0 x 9.5 cm
Weight 2.9 oz. / 82 g
Alarms - Visual, vibrating, audible (95dB)
- Low, High, STEL, TWA
Tests Sensor integrity, circuitry, battery and audible/visual alarms on activation, battery (continuous)
Pump Compatible with the Sampler motorized pump
Typical battery life 2 year battery life (typical) with replaceable 3V battery
User options Confidence beep, Latching alarms, Stealth mode, Passcode protection, Automatic O2 Calibration, Datalogger Sampling Rate, Automatic backlight, User-settable calibration gas level, Calibration past due lockout, Language choices (5), Adjust clock
Warranty Full 2 year warranty including sensors (1 year NH3 sensor)

Sensor Specifications:

Gas Measuring Range (ppm) Operating Temperature Relative Humidity (non-condensing)
H2S 0-100 -40 to +122°F/-40 to +50°C 15% - 90%

What's in the Box

Standard Package Contents

  • Detector complete with specified sensor, stainless steel alligator clip and concussion‐proof housing
  • Calibration/test cap and hose
  • Manual
  • Downloads and Datasheets


    Gas Alert Extreme

    Model Comparison

    BW Gas Detector Comparison Table



    No. of Gases

    Gases Detected


    BW Clip Series

    • Zero‐maintenance

    • Low cost of ownership

    • Real Time option


    H2S, CO, O2, SO2

    2 or 3 years

    GasAlert Extreme

    • User‐settable options

    • Large display

    • Replaceable battery


    H2S, CO, O2, SO2, NH3, PH3, Cl2, ClO2, NO, NO2, HCN, ETO, O3

    2 years*


    GasAlertMicroClip XL

    • Rechargeable battery

    • IntelliFlash™

    • One‐button operation

    • Small and lightweight

    1 to 4


    H2S, CO, O2, LEL

    2 years

    GasAlertMicroClip X3

    • Rechargeable battery

    • IntelliFlash™

    • New O2 long life sensor

    • One‐button operation

    1 to 4


    H2S, CO, O2, LEL

    3 years


    • Rechargeable or alkaline battery packs

    • IntelliFlash

    • One‐button operation

    • Easy to read LCD with icons

    1 to 4


    H2S, CO, O2, LEL

    2 years

    GasAlertMax XT II

    • Built‐in motorized sampling pump

    • Rechargeable battery

    • IntelliFlash

    • One‐button operation

    1 to 4


    H2S, CO, O2, LEL

    2 years

    GasAlertMicro 5 Series

    • Optional motorized pump module

    • Rechargeable or alkaline battery packs

    • Feature‐rich user options

    1 to 5


    VOCs, CO2, LEL, H2S, CO, O2, SO2, PH3, NH3, NO2, HCN, Cl2, ClO2, O3

    2 years*


    Impact / Impact Pro

    • Disposable or serviceable sensor cartridge system

    • Safelink communication

    • Optional built‐in pump (Impact Pro only)

    • Rechargeable or alkaline battery packs

    1 to 4


    CO2, LEL, H2S, CO, O2, SO2, NH3, NO2, Cl2, CH4

    2 years*


    Colorimetric Gas Detection Tubes


    • Wide assortment of tubes available to detect over 300 gases and vapors

    • Easy to use, even in multiple layers of gloves

    • Easy‐to‐read with sharp, clear color change

    • No calibration or other maintenance required


    Amines, C2H5OH, C2HCl3, C3H6O, C4H10, C6H5OH,

    C6H6, C7H8, C0H10, CH2:CHCL, CH3BR, Cl2,

    ClO2, CNHM, CO, CO2, H2O, H2S, HC, HCHO, HCl, HCN, HF, MEK, Mercaptans, NH3, NO, NO2, O3, PH3, SO2



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