34,583 results in Business & Industrial
New
CT-580 Portable CO Detector – Rechargeable Carbon Monoxide Alarm 0–1000PPM
USD $39.99
Seller: 99.3% positive
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New – Open box
BW Technologies MCXL-XWHM-Y GasAlertMicroClip XL 4 GasDetector CO, H2S, LEL & O2
USD $399.99
Seller: 99.2% positive
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For parts or not working
MSA Altair 5X Gray Portable Rechargeable MultiGas PID Detector wColor Di G3D
USD $300.00
Seller: 95.0% positive
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Used
SENSIT GOLD CGI Gas Detector (WORKING LeL, READ DESC)
USD $159.99
Seller: 97.8% positive
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New
🔥Airthings Battery Operated Digital Radon Detector 2350
USD $52.00
Seller: 100.0% positive
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New – Open box
NEW MSA 10178557 Altair 4XR Multigas Detector LEL, CO, H2S, and O2
USD $764.99
Seller: 99.9% positive
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New
VEVOR Carbon Monoxide Detector 0-1000PPM CO Detector with Audible & Visual Alarm
USD $25.99
Seller: 99.2% positive
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New
PT520B+Rechargeable Natural Gas Detector Gas Leak Detector with a 17-inch Pro...
USD $44.99
Seller: 99.8% positive
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New
Portable Gas Leak Detector Tester Propane Methane Natural Gas Alarm Sensor Safe
USD $16.99
Seller: 100.0% positive
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New
Portable Gas Leak Detector Tester Propane Methane Natural Gas Alarm Sensor Safe
USD $27.59
Seller: 98.8% positive
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New – Open box
Klein Tools ET120 Combustible Gas Leak Detector
USD $65.00
Seller: 100.0% positive
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New – Open box
2in1 Cigarette Detector with Remote Control, No-Smoking and PM2.5 Alarm Open Box
USD $50.00
Seller: 100.0% positive
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New – Open box
GASCO 10L-490T Calibration Gas: Nitrogen, Disposable, CH4/CO/H2S/O2
USD $39.99
Seller: 99.0% positive
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New
Portable Gas Detector Gas Clip 4-Gas Monitor Meter Tester Analyzer Rechargeable
USD $97.99
Seller: 98.4% positive
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New
Temtop M2000 2nd Air Quality Monitor PM2.5/10 CO2 HCHO Formaldehyde Detector
USD $199.99
Seller: 99.4% positive
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New – Open box
Honeywell BW Icon Compliance Multi Gas - Not Activated
USD $175.00
Seller: 99.4% positive
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New
Natural Gas Leak Detector, 13" Gooseneck for Propane and Combustible Gas
USD $14.99
Seller: 99.3% positive
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New
Portable Gas Leak Detector Tester Propane Methane Natural Gas Alarm Sensor Safe
USD $11.99
Seller: 98.4% positive
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New
Denova Natural Gas Alarm W/Voice Alert 10 Yr Battery Powered Detector NEW
USD $69.99
Seller: 99.6% positive
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New
INKBIRD Air Quality Monitor Indoor Co2 Detector Portable 10-in-1 PM2.5 HCHO AQI
USD $69.99
Seller: 99.9% positive
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New
RV Carbon Monoxide(CO) Propane(LP) Safe-T-Alert MTI Leak Detector 25-742-BL
USD $79.99
Seller: 99.8% positive
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New
Carbon Monoxide Detector 0-1000PPM CO Detector with Audible & Visual Alarm
USD $25.99
Seller: 99.1% positive
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New
RadonAway® Short-Term Radon Test Kit for Air EXP: APRIL 2026
USD $15.79
Seller: 99.9% positive
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New
Handheld Carbon Monoxide Meter,CO Detector,Portable CO Gas Leak Detector Meter
USD $35.00
Seller: 95.5% positive
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New – Open box
60-0036 SHERLOCK 404 Genesis International Refrigerant Gas Monitor New BULK
USD $487.00
Seller: 100.0% positive
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New – Open box
DET-TRONICS, Q9033B1000, MOUNTING ARM COMPATIBLE ALL X-SERIES FLAME DETECTOR NEW
USD $1,000.00
Seller: 100.0% positive
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New – Open box
NEW Honeywell 2108B2101N Searchpoint Optima Plus Infrared Gas Detector
USD $1,299.99
Seller: 99.2% positive
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New – Open box
Honeywell Gas Detector - BW Clip 4 - 4 in 1 Portable Gas Detector (New) READ
USD $128.99
Seller: 99.9% positive
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For parts or not working
MSA Altair 4X Multi-Gas Detector Monitor Sensor Error Fair Cond ⚠️
USD $101.25
Seller: 100.0% positive
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New
Rechargeable 4 in 1 Gas Detector 4-Gas Monitor-Meter Tester with Belt Clip
USD $89.99
Seller: 99.4% positive
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New
Gas Clip MGC-S Multi Gas Clip Simple, 4 Gas, 2 Year No Charge. 4 Way Gas Monitor
USD $398.99
Seller: 99.9% positive
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New
Air Quality Monitor Pollution Sensor Best Outdoor Portable Monitoring PM2.5 10
USD $31.34
Seller: 99.1% positive
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New
Natural Gas Detector, Combustible Gas Leak Detector with 11-Inch Probe
USD $29.99
Seller: 100.0% positive
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New
Natural Gas Leak Detector, Portable Gas Sniffer with Audible & Visual Alarm, for
USD $16.99
Seller: 99.1% positive
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New
UEI TEST INSTRUMENTS SPT1 SMOKE PUMP TEST KIT UEI 0 9LHY3
USD $158.35
Seller: 99.7% positive
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New
Electronic Gas Leak Detector
USD $36.35
Seller: 99.1% positive
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New
Wireless Indoor Air Quality Monitor INKBIRD IAM-T1 Electronic Ink Display NDIR
USD $85.99
Seller: 99.9% positive
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New
MSA 10110488 ALTAIR 4X Portable Multi Gas Monitor Detector & Calibration Kit
USD $1,759.95
Seller: 99.2% positive
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New
Defender Low Level C0 Monitor
USD $155.00
Seller: 99.4% positive
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Used
SPERIAN Multi Pro BIOSYSTEMS GAS DETECTION & Monitor Akron SaberJet Nozzle 1520
USD $89.00
Seller: 98.7% positive
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Used
Field Sense FS60 5G Personal RF Monitor, 50MHZ-60GHZ, Black, FRESH CAL EXP 10/26
USD $750.00
Seller: 100.0% positive
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Used
GMI Gasurveyor 500 Series GMI Gasurveyor 3-500
USD $125.00
Seller: 99.6% positive
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New
NEW Knox Safety Carbon Monoxide Alarm 7000
USD $17.99
Seller: 98.4% positive
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New
MSA 10107602 Altair 4X Gas Detector - Charcoal. New In Box Free Shipping
USD $550.00
Seller: 100.0% positive
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New
MSA 467375 & 472077 Carbon Monoxide Detector Gas Sensor Original Packaging, New
USD $1,195.80
Seller: 100.0% positive
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New
Gas Leak Detector Tester Propane Methane Natural Gas Alarm Sensor Safe Kitchen
USD $10.92
Seller: 96.5% positive
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Used
Guard-863Pro 4 Gas Monitor Multi Gas Detector for H₂S, CO, LEL, and O₂, with ...
USD $209.65
Seller: 99.8% positive
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Used
SENSIT Gold G2 Combustible Gas Leak Detector (LeL only)
USD $209.99
Seller: 97.8% positive
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