{"product_id":"amprobe-co2-100-carbon-dioxide-meter","title":"Amprobe CO2-100 Handheld Carbon Dioxide Meter (CO2, IAQ)","description":"\u003c!-- PRODUCT B0046HEFEU | tag portable-gas-detector | TODO: add matching Product Review + best-of guide links when those silo layers exist --\u003e\n\n\u003cdiv style=\"background:#1a1a1a;border-left:4px solid #ff9800;padding:14px 18px;margin:0 0 18px 0;color:#f5e6d3;font-size:0.95em;\"\u003e\n\u003cstrong style=\"color:#ffb74d;\"\u003eEditor’s note:\u003c\/strong\u003e the Amprobe CO2-100 is one of the instruments we curate in our \u003ca href=\"\/collections\/portable-gas-detectors\" title=\"Portable Gas Detectors\"\u003ePortable Gas Detectors\u003c\/a\u003e buyer’s hub. Compare it with the \u003ca href=\"\/products\/forensics-voc-detector\" title=\"Forensics VOC Detector\"\u003eForensics VOC Detector\u003c\/a\u003e below before you order.\u003c\/div\u003e\n\n\u003ch2 id=\"top\"\u003eAmprobe CO2-100 Handheld Carbon Dioxide Meter — CO2, Temp \u0026amp; Humidity\u003c\/h2\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eAmprobe CO2-100\u003c\/strong\u003e is a handheld carbon dioxide meter that also reads temperature and humidity — the \u003ca href=\"\/collections\/portable-gas-detectors\" title=\"portable gas detector\"\u003eportable gas detector\u003c\/a\u003e for indoor air quality and ventilation, covering the CO2 hazard a four-gas (O2\/LEL\/CO\/H2S) monitor doesn’t measure.\u003c\/p\u003e\n\n\u003cp style=\"font-size:0.9em;color:#bdae9d;margin:10px 0 18px 0;\"\u003eJump to: \u003ca href=\"#features\" style=\"color:#ffb74d;\"\u003eFeatures\u003c\/a\u003e · \u003ca href=\"#specs\" style=\"color:#ffb74d;\"\u003eSpecs\u003c\/a\u003e · \u003ca href=\"#compatibility\" style=\"color:#ffb74d;\"\u003eWhat it detects\u003c\/a\u003e · \u003ca href=\"#comparison\" style=\"color:#ffb74d;\"\u003eComparison\u003c\/a\u003e · \u003ca href=\"#faq\" style=\"color:#ffb74d;\"\u003eFAQ\u003c\/a\u003e\u003c\/p\u003e\n\n\u003cp\u003eThe Amprobe CO2-100 is a handheld NDIR carbon dioxide meter that also measures temperature and humidity for indoor air quality and ventilation assessment.\u003c\/p\u003e\n\n\u003ch3 id=\"features\"\u003eKey features\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eMeasures carbon dioxide (CO2) for indoor air quality and ventilation assessment\u003c\/li\u003e\n\u003cli\u003eNDIR infrared CO2 sensor for stable, drift-resistant readings\u003c\/li\u003e\n\u003cli\u003eAlso reads temperature and humidity for full IAQ snapshots\u003c\/li\u003e\n\u003cli\u003eHandheld and simple for walk-around CO2 checks\u003c\/li\u003e\n\u003cli\u003eTrusted Amprobe instrument with a strong review base\u003c\/li\u003e\n\u003cli\u003eFills the CO2 gap that O2\/LEL\/CO\/H2S monitors don't cover\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cdiv style=\"display:flex;gap:14px;flex-wrap:wrap;margin:18px 0;\"\u003e\n\u003cdiv style=\"flex:1;min-width:240px;background:#1b3a2a;border:1px solid #4caf50;border-radius:6px;padding:14px 18px;\"\u003e\n\u003cstrong style=\"color:#81c784;\"\u003ePros\u003c\/strong\u003e\u003cul style=\"margin:8px 0 0 0;\"\u003e\n\u003cli\u003eNDIR sensor (stable, long-life)\u003c\/li\u003e\n\u003cli\u003eAdds temp + humidity\u003c\/li\u003e\n\u003cli\u003eTrusted Amprobe brand\u003c\/li\u003e\n\u003cli\u003eStrong review record\u003c\/li\u003e\n\u003cli\u003eSimple handheld operation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1;min-width:240px;background:#3a1e1e;border:1px solid #ef5350;border-radius:6px;padding:14px 18px;\"\u003e\n\u003cstrong style=\"color:#e57373;\"\u003eCons\u003c\/strong\u003e\u003cul style=\"margin:8px 0 0 0;\"\u003e\n\u003cli\u003eCO2 only (not the 4 atmospheric gases or toxics)\u003c\/li\u003e\n\u003cli\u003eIAQ-focused, not a confined-space instrument\u003c\/li\u003e\n\u003cli\u003eBattery powered\u003c\/li\u003e\n\u003cli\u003eNot explosion-rated for flammable atmospheres\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003ch3 id=\"specs\"\u003eSpecifications\u003c\/h3\u003e\n\n\u003cdiv style=\"overflow-x:auto;\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;background:#1a1a1a;margin:14px 0;\"\u003e\n\u003cthead\u003e\u003ctr style=\"background:#2a2a2a;\"\u003e\n\u003cth style=\"color:#ffb74d;padding:8px 10px;border:1px solid #3a3a3a;text-align:left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"color:#ffb74d;padding:8px 10px;border:1px solid #3a3a3a;text-align:left;\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"color:#ffb74d;padding:8px 10px;border:1px solid #3a3a3a;white-space:nowrap;\"\u003eGas detected\u003c\/td\u003e\n\u003ctd style=\"color:#e0e0e0;padding:8px 10px;border:1px solid #3a3a3a;\"\u003eCarbon dioxide (CO2)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"color:#ffb74d;padding:8px 10px;border:1px solid #3a3a3a;white-space:nowrap;\"\u003eSensor\u003c\/td\u003e\n\u003ctd style=\"color:#e0e0e0;padding:8px 10px;border:1px solid #3a3a3a;\"\u003eNDIR (infrared)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"color:#ffb74d;padding:8px 10px;border:1px solid #3a3a3a;white-space:nowrap;\"\u003eAlso measures\u003c\/td\u003e\n\u003ctd style=\"color:#e0e0e0;padding:8px 10px;border:1px solid #3a3a3a;\"\u003eTemperature \u0026amp; humidity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"color:#ffb74d;padding:8px 10px;border:1px solid #3a3a3a;white-space:nowrap;\"\u003eAlarm\u003c\/td\u003e\n\u003ctd style=\"color:#e0e0e0;padding:8px 10px;border:1px solid #3a3a3a;\"\u003eAudible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"color:#ffb74d;padding:8px 10px;border:1px solid #3a3a3a;white-space:nowrap;\"\u003eDisplay\u003c\/td\u003e\n\u003ctd style=\"color:#e0e0e0;padding:8px 10px;border:1px solid #3a3a3a;\"\u003eDigital\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"color:#ffb74d;padding:8px 10px;border:1px solid #3a3a3a;white-space:nowrap;\"\u003ePower\u003c\/td\u003e\n\u003ctd style=\"color:#e0e0e0;padding:8px 10px;border:1px solid #3a3a3a;\"\u003eBattery\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"color:#ffb74d;padding:8px 10px;border:1px solid #3a3a3a;white-space:nowrap;\"\u003eUse\u003c\/td\u003e\n\u003ctd style=\"color:#e0e0e0;padding:8px 10px;border:1px solid #3a3a3a;\"\u003eIndoor air quality, ventilation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\n\u003ch3\u003eWhere the Amprobe CO2-100 fits\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eIndoor air-quality and ventilation checks\u003c\/li\u003e\n\u003cli\u003eSchools, offices and HVAC commissioning\u003c\/li\u003e\n\u003cli\u003eGreenhouse and grow-room CO2\u003c\/li\u003e\n\u003cli\u003eBreweries and beverage CO2 awareness\u003c\/li\u003e\n\u003cli\u003eConfirming ventilation adequacy\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2 id=\"compatibility\"\u003eWhat the Amprobe CO2-100 detects (and what it doesn’t)\u003c\/h2\u003e\n\n\u003cp\u003eThe CO2-100 measures \u003cstrong\u003ecarbon dioxide (CO2)\u003c\/strong\u003e plus temperature and humidity — not oxygen, combustible LEL, CO or toxics. Note CO2 is distinct from carbon monoxide (CO): for CO use a \u003ca href=\"\/products\/forensics-detectors-4-gas-meter-confined-space\" title=\"4 gas meter\"\u003e4 gas meter\u003c\/a\u003e or a \u003ca href=\"\/collections\/carbon-monoxide-alarms-detectors\" title=\"Carbon Monoxide Alarms \u0026amp; Detectors\"\u003eCarbon Monoxide Alarms \u0026amp; Detectors\u003c\/a\u003e alarm. It is an indoor-air-quality instrument, not an explosion-rated confined-space monitor. For VOCs use the \u003ca href=\"\/products\/forensics-voc-detector\" title=\"Forensics VOC Detector\"\u003eForensics VOC Detector\u003c\/a\u003e. Replace batteries as needed; the NDIR sensor is long-life.\u003c\/p\u003e\n\n\u003cp\u003eCross-shopping? This unit sits in our \u003ca href=\"\/collections\/portable-gas-detectors\" title=\"Portable Gas Detectors\"\u003ePortable Gas Detectors\u003c\/a\u003e hub alongside \u003ca href=\"\/products\/forensics-voc-detector\" title=\"Forensics VOC Detector\"\u003eForensics VOC Detector\u003c\/a\u003e, \u003ca href=\"\/products\/forensics-ammonia-detector-nh3\" title=\"Forensics Ammonia Detector\"\u003eForensics Ammonia Detector\u003c\/a\u003e, \u003ca href=\"\/products\/forensics-chlorine-analyzer-cl2\" title=\"Forensics Chlorine Analyzer\"\u003eForensics Chlorine Analyzer\u003c\/a\u003e, \u003ca href=\"\/products\/forensics-sulfur-dioxide-analyzer-so2\" title=\"Forensics SO2 Analyzer\"\u003eForensics SO2 Analyzer\u003c\/a\u003e. For other gas-detection form factors see \u003ca href=\"\/collections\/personal-gas-detectors\" title=\"Personal \u0026amp; Wearable Gas Detectors\"\u003ePersonal \u0026amp; Wearable Gas Detectors\u003c\/a\u003e, \u003ca href=\"\/collections\/fixed-gas-detection-systems\" title=\"Fixed Gas Detection Systems\"\u003eFixed Gas Detection Systems\u003c\/a\u003e, \u003ca href=\"\/collections\/area-gas-monitors\" title=\"Area \u0026amp; Transportable Gas Monitors\"\u003eArea \u0026amp; Transportable Gas Monitors\u003c\/a\u003e, or browse the full \u003ca href=\"\/collections\/gas-detectors\" title=\"Gas Detectors\"\u003eGas Detectors\u003c\/a\u003e range.\u003c\/p\u003e\n\n\u003ch2 id=\"comparison\"\u003eWhere the Amprobe CO2-100 fits\u003c\/h2\u003e\n\n\u003cp\u003eThe CO2-100 covers carbon dioxide and indoor air quality — a gap separate from the four-gas confined-space set. For O2\/LEL\/CO\/H2S use a \u003ca href=\"\/products\/forensics-detectors-4-gas-meter-confined-space\" title=\"Forensics 4 Gas Meter\"\u003eForensics 4 Gas Meter\u003c\/a\u003e; for VOCs the \u003ca href=\"\/products\/forensics-voc-detector\" title=\"Forensics VOC Detector\"\u003eForensics VOC Detector\u003c\/a\u003e; for carbon monoxide specifically the \u003ca href=\"\/collections\/carbon-monoxide-alarms-detectors\" title=\"Carbon Monoxide Alarms \u0026amp; Detectors\"\u003eCarbon Monoxide Alarms \u0026amp; Detectors\u003c\/a\u003e range.\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eChoose the \u003cstrong\u003eAmprobe CO2-100\u003c\/strong\u003e for CO2 and indoor air-quality\/ventilation checks.\u003c\/li\u003e\n\u003cli\u003eDon’t confuse CO2 with carbon monoxide — for CO use a \u003ca href=\"\/products\/forensics-detectors-4-gas-meter-confined-space\" title=\"4 gas meter\"\u003e4 gas meter\u003c\/a\u003e or \u003ca href=\"\/collections\/carbon-monoxide-alarms-detectors\" title=\"Carbon Monoxide Alarms \u0026amp; Detectors\"\u003eCarbon Monoxide Alarms \u0026amp; Detectors\u003c\/a\u003e alarm.\u003c\/li\u003e\n\u003cli\u003eFor VOCs, use the \u003ca href=\"\/products\/forensics-voc-detector\" title=\"Forensics VOC Detector\"\u003eForensics VOC Detector\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2 id=\"faq\"\u003eFrequently asked questions\u003c\/h2\u003e\n\n\u003ch3\u003eWhat does the Amprobe CO2-100 measure?\u003c\/h3\u003e\u003cp\u003eCarbon dioxide (CO2), plus temperature and humidity. It does not measure carbon monoxide (CO), oxygen, combustibles or toxics — for those see the \u003ca href=\"\/collections\/gas-detectors\" title=\"Gas Detectors\"\u003eGas Detectors\u003c\/a\u003e range.\u003c\/p\u003e\n\u003ch3\u003eIs CO2 the same as carbon monoxide?\u003c\/h3\u003e\u003cp\u003eNo — CO2 (carbon dioxide) and CO (carbon monoxide) are different gases. The CO2-100 reads CO2 for air quality; for CO hazard use a \u003ca href=\"\/products\/forensics-detectors-4-gas-meter-confined-space\" title=\"4 gas meter\"\u003e4 gas meter\u003c\/a\u003e or a \u003ca href=\"\/collections\/carbon-monoxide-alarms-detectors\" title=\"Carbon Monoxide Alarms \u0026amp; Detectors\"\u003eCarbon Monoxide Alarms \u0026amp; Detectors\u003c\/a\u003e alarm.\u003c\/p\u003e\n\u003ch3\u003eWhat sensor does it use?\u003c\/h3\u003e\u003cp\u003eAn NDIR (infrared) CO2 sensor, which is stable and long-life compared with cheaper sensor types.\u003c\/p\u003e\n\u003ch3\u003eWhat is it used for?\u003c\/h3\u003e\u003cp\u003eIndoor air-quality and ventilation checks — schools, offices, HVAC commissioning, greenhouses and beverage CO2 awareness.\u003c\/p\u003e\n\u003ch3\u003eDoes it measure ventilation adequacy?\u003c\/h3\u003e\u003cp\u003eYes — rising CO2 indicates inadequate fresh-air ventilation, so the CO2-100 is commonly used to verify ventilation in occupied spaces.\u003c\/p\u003e\n\u003ch3\u003eIs it explosion-rated for flammable areas?\u003c\/h3\u003e\u003cp\u003eNo — it is an IAQ instrument, not a confined-space or hazardous-area monitor. For flammable atmospheres use a rated \u003ca href=\"\/collections\/portable-gas-detectors\" title=\"Portable Gas Detectors\"\u003ePortable Gas Detectors\u003c\/a\u003e or \u003ca href=\"\/collections\/fixed-gas-detection-systems\" title=\"Fixed Gas Detection Systems\"\u003eFixed Gas Detection Systems\u003c\/a\u003e instrument.\u003c\/p\u003e\n\u003ch3\u003eDoes it also show temperature and humidity?\u003c\/h3\u003e\u003cp\u003eYes — it reports temperature and relative humidity alongside CO2 for a fuller air-quality snapshot.\u003c\/p\u003e\n\u003ch3\u003eHow is it powered?\u003c\/h3\u003e\u003cp\u003eIt runs on batteries; keep spares for extended survey work.\u003c\/p\u003e\n\u003ch3\u003eCan it be used for grow rooms or breweries?\u003c\/h3\u003e\u003cp\u003eYes — CO2 monitoring is common in greenhouses, grow rooms and beverage operations where CO2 levels need tracking.\u003c\/p\u003e\n\u003ch3\u003eIs it in stock and how does it ship?\u003c\/h3\u003e\u003cp\u003eUse the Amazon buy button for current availability and delivery timing through our fulfillment partner.\u003c\/p\u003e\n\u003ch3\u003eDoes it need calibration?\u003c\/h3\u003e\u003cp\u003eNDIR CO2 sensors are stable; verify periodically against fresh outdoor air (~400 ppm) or a calibration standard per the manual.\u003c\/p\u003e\n\u003ch3\u003eWhat if I need both CO2 and the four atmospheric gases?\u003c\/h3\u003e\u003cp\u003eCarry both — the CO2-100 for CO2 and a \u003ca href=\"\/products\/forensics-detectors-4-gas-meter-confined-space\" title=\"4 gas meter\"\u003e4 gas meter\u003c\/a\u003e for O2\/LEL\/CO\/H2S.\u003c\/p\u003e\n\n\u003cdiv style=\"background:#1a1a1a;border:1px solid #3a3a3a;border-radius:6px;padding:16px 18px;margin:22px 0;\"\u003e\n\u003cp style=\"margin:0 0 10px 0;color:#f5e6d3;\"\u003eReady to order the \u003cstrong\u003eAmprobe CO2-100\u003c\/strong\u003e? Add it to your cart above, or check the current Amazon price below. Compare it against the rest of our \u003ca href=\"\/collections\/portable-gas-detectors\" title=\"Portable Gas Detectors\"\u003ePortable Gas Detectors\u003c\/a\u003e lineup before you buy.\u003c\/p\u003e\n\u003cp style=\"display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin:0;\"\u003e\u003ca href=\"https:\/\/www.amazon.com\/dp\/B0046HEFEU?tag=wcsafety04-20\" rel=\"sponsored nofollow noopener\" target=\"_blank\" style=\"display:inline-block;background:#FFD814;color:#0F1111;padding:13px 26px;text-decoration:none;font-weight:bold;border-radius:4px;border:1px solid #FCD200;\"\u003eCHECK PRICE ON AMAZON →\u003c\/a\u003e\u003cspan style=\"font-size:0.8em;color:#bdae9d;\"\u003eAs an Amazon Associate, WC Safety earns from qualifying purchases.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"background:#1a2733;border:1px dashed #4fc3f7;padding:16px 20px;margin:30px 0 18px 0;color:#cfd8dc;font-size:0.92em;\"\u003e\n  \u003cstrong style=\"color:#4fc3f7;\"\u003eWhy trust this Amprobe page?\u003c\/strong\u003e WC Safety is an independent industrial safety-equipment retailer serving safety managers, procurement teams and field supervisors. The specifications here are taken from the manufacturer’s published listing for Amprobe CO2-100 and framed against \u003ca href=\"https:\/\/www.osha.gov\/laws-regs\/regulations\/standardnumber\/1910\/1910.146\" rel=\"noopener\" target=\"_blank\" style=\"color:#4fc3f7;\"\u003eOSHA 29 CFR 1910.146\u003c\/a\u003e and \u003ca href=\"https:\/\/www.osha.gov\/annotated-pels\" rel=\"noopener\" target=\"_blank\" style=\"color:#4fc3f7;\"\u003eOSHA Permissible Exposure Limits\u003c\/a\u003e. Disclosed: WC Safety earns Amazon affiliate commissions on outbound clicks; that does not influence the specs shown or our lineup.\n\u003c\/div\u003e\n\u003cdiv style=\"background:#1a2733;border-left:4px solid #4fc3f7;padding:18px 22px;margin:18px 0;color:#cfd8dc;font-size:0.92em;\"\u003e\n  \u003cstrong style=\"color:#4fc3f7;\"\u003eBy Steven Eaton, WC Safety Editorial\u003c\/strong\u003e — Industrial safety-equipment desk · specialization: atmospheric monitoring, gas detection and instrument selection.\u003cbr\u003e\n  \u003cstrong\u003eLast updated:\u003c\/strong\u003e \u003ctime datetime=\"2026-06-22\"\u003eJune 22, 2026\u003c\/time\u003e · \u003cstrong\u003eSources reviewed:\u003c\/strong\u003e manufacturer product listing \u0026amp; specifications, OSHA 29 CFR 1910.146, OSHA Annotated PEL tables, ACGIH Threshold Limit Values.\u003cbr\u003e\n  \u003cstrong\u003eEditorial standard:\u003c\/strong\u003e \u003cem\u003eZero sponsored listings. No manufacturer input. Specs verified against the manufacturer’s published data.\u003c\/em\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#1a2733;border-left:4px solid #4fc3f7;padding:16px 20px;margin:18px 0;color:#cfd8dc;font-size:0.92em;\"\u003e\n  \u003cstrong style=\"color:#4fc3f7;\"\u003eHow this page is maintained.\u003c\/strong\u003e Specifications and pricing are reviewed against the manufacturer’s current listing and re-checked whenever the lineup changes. Gas-detection guidance follows \u003ca href=\"https:\/\/www.osha.gov\/laws-regs\/regulations\/standardnumber\/1910\/1910.146\" rel=\"noopener\" target=\"_blank\" style=\"color:#4fc3f7;\"\u003eOSHA 1910.146\u003c\/a\u003e and \u003ca href=\"https:\/\/www.osha.gov\/annotated-pels\" rel=\"noopener\" target=\"_blank\" style=\"color:#4fc3f7;\"\u003eOSHA PELs\u003c\/a\u003e, cross-referenced with ACGIH TLVs.\n\u003c\/div\u003e\n\u003cdiv style=\"background:#2a2520;border-left:4px solid #ff9800;padding:16px 20px;margin:18px 0;color:#f5e6d3;font-size:0.92em;\"\u003e\n  \u003cstrong style=\"color:#ffb74d;\"\u003eDisclosure.\u003c\/strong\u003e WC Safety participates in the Amazon Associates Program and earns commissions on qualifying purchases through outbound links on this page (tag wcsafety04-20). We are not sponsored by any instrument manufacturer. This page is buyer guidance, not medical, legal or regulatory advice — confirm gas-detection requirements for your site against the applicable OSHA standard and, for commercial monitoring programs, a Certified Industrial Hygienist (CIH).\n\u003c\/div\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e\n{\"@context\": \"https:\/\/schema.org\", \"@graph\": [{\"@type\": \"Product\", \"@id\": \"https:\/\/wcsafety.com\/products\/amprobe-co2-100-carbon-dioxide-meter#product\", \"name\": \"Amprobe CO2-100 Handheld Carbon Dioxide Meter (CO2, IAQ)\", \"description\": \"Amprobe CO2-100 handheld carbon dioxide meter — CO2, temperature and humidity for indoor air quality and ventilation checks. Order at WC Safety.\", \"sku\": \"B0046HEFEU\", \"mpn\": \"CO2-100\", \"image\": [\"https:\/\/wcsafety.com\/cdn\/shop\/products\/amprobe-co2-100-carbon-dioxide-meter.jpg\"], \"brand\": {\"@type\": \"Brand\", \"name\": \"Amprobe\"}, \"category\": \"Portable Gas Detector\", \"isPartOf\": {\"@type\": \"CollectionPage\", \"@id\": \"https:\/\/wcsafety.com\/collections\/portable-gas-detectors#collection\", \"name\": \"Portable Gas Detectors\", \"url\": \"https:\/\/wcsafety.com\/collections\/portable-gas-detectors\"}, \"isRelatedTo\": [{\"@type\": \"Product\", \"name\": \"Forensics VOC Detector\", \"url\": \"https:\/\/wcsafety.com\/products\/forensics-voc-detector\"}, {\"@type\": \"Product\", \"name\": \"Forensics Ammonia (NH3) Detector\", \"url\": \"https:\/\/wcsafety.com\/products\/forensics-ammonia-detector-nh3\"}, {\"@type\": \"Product\", \"name\": \"Forensics Chlorine (Cl2) Analyzer\", \"url\": \"https:\/\/wcsafety.com\/products\/forensics-chlorine-analyzer-cl2\"}, {\"@type\": \"Product\", \"name\": \"Forensics Sulfur Dioxide (SO2) Analyzer\", \"url\": \"https:\/\/wcsafety.com\/products\/forensics-sulfur-dioxide-analyzer-so2\"}, {\"@type\": \"Product\", \"name\": \"ATO Ozone (O3) Gas Detector\", \"url\": \"https:\/\/wcsafety.com\/products\/ato-ozone-gas-detector-o3\"}, {\"@type\": \"Product\", \"name\": \"ATO Handheld 4 Gas Detector\", \"url\": \"https:\/\/wcsafety.com\/products\/ato-handheld-4-gas-detector\"}, {\"@type\": \"Product\", \"name\": \"Forensics Mini 4 Gas Monitor\", \"url\": \"https:\/\/wcsafety.com\/products\/forensics-mini-4-gas-monitor\"}, {\"@type\": \"Product\", \"name\": \"Forensics Detectors 4 Gas Meter\", \"url\": \"https:\/\/wcsafety.com\/products\/forensics-detectors-4-gas-meter-confined-space\"}, {\"@type\": \"Product\", \"name\": \"Forensics Detectors 4 Gas Monitor with Pump\", \"url\": \"https:\/\/wcsafety.com\/products\/forensics-detectors-4-gas-monitor-with-pump\"}], \"offers\": {\"@type\": \"Offer\", \"url\": \"https:\/\/wcsafety.com\/products\/amprobe-co2-100-carbon-dioxide-meter\", \"priceCurrency\": \"USD\", \"price\": \"415.00\", \"availability\": \"https:\/\/schema.org\/InStock\", \"seller\": {\"@type\": \"Organization\", \"name\": \"WC Safety\"}}}, {\"@type\": \"BreadcrumbList\", \"@id\": \"https:\/\/wcsafety.com\/products\/amprobe-co2-100-carbon-dioxide-meter#breadcrumb\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/wcsafety.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Gas Detectors\", \"item\": \"https:\/\/wcsafety.com\/collections\/gas-detectors\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"Portable Gas Detectors\", \"item\": \"https:\/\/wcsafety.com\/collections\/portable-gas-detectors\"}, {\"@type\": \"ListItem\", \"position\": 4, \"name\": \"Amprobe CO2-100 Handheld Carbon Dioxide Meter (CO2, IAQ)\"}]}, {\"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What does the Amprobe CO2-100 measure?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Carbon dioxide (CO2), plus temperature and humidity. It does not measure carbon monoxide (CO), oxygen, combustibles or toxics — for those see the Gas Detectors range.\"}}, {\"@type\": \"Question\", \"name\": \"Is CO2 the same as carbon monoxide?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No — CO2 (carbon dioxide) and CO (carbon monoxide) are different gases. The CO2-100 reads CO2 for air quality; for CO hazard use a 4 gas meter or a Carbon Monoxide Alarms \u0026 Detectors alarm.\"}}, {\"@type\": \"Question\", \"name\": \"What sensor does it use?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"An NDIR (infrared) CO2 sensor, which is stable and long-life compared with cheaper sensor types.\"}}, {\"@type\": \"Question\", \"name\": \"What is it used for?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Indoor air-quality and ventilation checks — schools, offices, HVAC commissioning, greenhouses and beverage CO2 awareness.\"}}, {\"@type\": \"Question\", \"name\": \"Does it measure ventilation adequacy?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes — rising CO2 indicates inadequate fresh-air ventilation, so the CO2-100 is commonly used to verify ventilation in occupied spaces.\"}}, {\"@type\": \"Question\", \"name\": \"Is it explosion-rated for flammable areas?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No — it is an IAQ instrument, not a confined-space or hazardous-area monitor. For flammable atmospheres use a rated Portable Gas Detectors or Fixed Gas Detection Systems instrument.\"}}, {\"@type\": \"Question\", \"name\": \"Does it also show temperature and humidity?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes — it reports temperature and relative humidity alongside CO2 for a fuller air-quality snapshot.\"}}, {\"@type\": \"Question\", \"name\": \"How is it powered?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"It runs on batteries; keep spares for extended survey work.\"}}, {\"@type\": \"Question\", \"name\": \"Can it be used for grow rooms or breweries?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes — CO2 monitoring is common in greenhouses, grow rooms and beverage operations where CO2 levels need tracking.\"}}, {\"@type\": \"Question\", \"name\": \"Is it in stock and how does it ship?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Use the Amazon buy button for current availability and delivery timing through our fulfillment partner.\"}}, {\"@type\": \"Question\", \"name\": \"Does it need calibration?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"NDIR CO2 sensors are stable; verify periodically against fresh outdoor air (~400 ppm) or a calibration standard per the manual.\"}}, {\"@type\": \"Question\", \"name\": \"What if I need both CO2 and the four atmospheric gases?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Carry both — the CO2-100 for CO2 and a 4 gas meter for O2\/LEL\/CO\/H2S.\"}}]}, {\"@type\": \"Organization\", \"@id\": \"https:\/\/wcsafety.com\/#org\", \"name\": \"WC Safety\", \"url\": \"https:\/\/wcsafety.com\", \"logo\": \"https:\/\/wcsafety.com\/cdn\/shop\/files\/logo.png\"}, {\"@type\": \"Person\", \"@id\": \"https:\/\/wcsafety.com\/#editor\", \"name\": \"Steven Eaton\", \"jobTitle\": \"Editorial Lead\", \"worksFor\": {\"@id\": \"https:\/\/wcsafety.com\/#org\"}, \"knowsAbout\": [\"industrial gas detection\", \"atmospheric monitoring\", \"personal protective equipment\"]}, {\"@type\": \"Brand\", \"name\": \"Amprobe\"}]}\n\u003c\/script\u003e","brand":"Amprobe","offers":[{"title":"Default Title","offer_id":44266961109080,"sku":"B0046HEFEU","price":415.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0594\/1900\/0920\/files\/8136Fm-hAML._AC_SL1500.jpg?v=1782133081","url":"https:\/\/wcsafety.com\/products\/amprobe-co2-100-carbon-dioxide-meter","provider":"WC Safety","version":"1.0","type":"link"}