Second Hand Gas Detectors
Find a top selection of second hand gas detectors, devices used to detect and trace gas leaks. There are many different models available, with some able to trace leaks where pipework is not visible or in an enclosure. You can find them available to buy from sellers all around the UK.
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 | BW GasAlert Quattro Gas Detector 4 Gas Monitor LEL/H2S/CO/O2 GDU Unit Calibrated BW GasAlert Quattro -4 Gas Detector. LEL / Carbon Monoxide / Hydrogen Sulphide / Oxygen. With Backlit LCD screen, easily identify current gas levels for... | £159.99 or make offer Free delivery |
 | BW Micro Clip X3 Gas Detector O2/H2S/CO Ex Fleet H2S – 0 - 100ppm. H2S – 1ppm. Combustible Gases – 0-100% LEL / 0.5% v/v. The BW Gas Alert Micro Clip X3 is an... | £219.00 Free delivery |
 | MSA Altair Multi 4XR Gas Detector Calibrated The MSA Altair Multi 4XR Gas Detector is a highly calibrated unit designed for detecting a range of gases including Lel, O2, Co, and H2s.... | £116.14 or make offer £4.26 delivery |
 | BW GasAlert Quattro Lel FO2 H2S Co Gas Detector with Rechargeable Battery BW GasAlert Quattro LEL(F)O2 H2S CO Gas Detector | £50.61 or make offer £2.94 delivery |
 | BW GasAlert Quattro Gas Detector 4 Gas Monitor LEL/H2S/CO/O2 GDU Unit Calibrated BW GasAlert Quattro -4 Gas Detector. LEL / Carbon Monoxide / Hydrogen Sulphide / Oxygen. With Backlit LCD screen, easily identify current gas levels for... | £179.99 or make offer Free delivery |
 | BW GasAlert Quattro Gas Detector 4 Gas Monitor LEL/H2S/CO/O2 GDU Unit | £89.99 or make offer £6.99 delivery |
 | MSA Altair Multi 4XR Gas Detector Complete Set Up With Charger The detector has a service/calibration sticker on the rear showing a handwritten date (see photos). No current calibration certificate is included, and the unit has... | £159.00 £4.66 delivery |
 | Gas Detector Msa Altair 4xr Gdu | £208.70 or make offer £4.26 delivery |
 | Crowcon Gas-Pro IR Multi Gas Detector With Field Bump Cradle & Charger 5 x Crowcon Gas-Pro IR Multi Gas Detectors. | £300.00 Free delivery |
 | MSA Altair 4XR Gas Detector Calibrated 26/03/2026 Certified Pass inc vat Description: Brand: MSA Model: Altair 4XR Type: Gas Detector Calibration: Four Gas Detector Calibration Certification Date: 26/03/2026 Next Service Date: 22/09/2026 Test Result: Pass several... | £199.99 or make offer Free delivery |