{"product_id":"testo-300-flue-gas-analyzer-0633-3004-71","title":"Testo 300 Flue Gas Analyzer","description":"\u003cdiv style=\"text-align: left;\"\u003e\n\u003cp style=\"font-size: 16px; line-height: 1.6; margin-bottom: 20px;\"\u003eThis Testo 300 Flue Gas Analyzer is your essential tool for dialling in heating systems, giving you accurate combustion readings right on the job. With its smart-touch display and robust build, it makes short work of checking O2, CO, draught, and differential pressure, helping you meet efficiency targets and keep Aussie homes warm.\u003c\/p\u003e\n\u003cp style=\"font-size: 16px; line-height: 1.6; margin-bottom: 20px;\"\u003eAnyone who’s been stuck on a roof in summer trying to read a fading screen will appreciate this clear HD display.\u003c\/p\u003e\n\u003ch2 style=\"color: #007acc; border-bottom: 2px solid #f0f0f0; padding-bottom: 8px; margin-top: 35px;\"\u003eBest For\u003c\/h2\u003e\n\u003cul style=\"font-size: 16px; line-height: 1.6; margin-bottom: 20px;\"\u003e\n\u003cli\u003eHVAC service technicians\u003c\/li\u003e\n\u003cli\u003ePlumbers and gasfitters\u003c\/li\u003e\n\u003cli\u003eBoiler maintenance teams\u003c\/li\u003e\n\u003cli\u003eCommercial heating engineers\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 style=\"color: #007acc; border-bottom: 2px solid #f0f0f0; padding-bottom: 8px; margin-top: 35px;\"\u003eCompatibility\u003c\/h2\u003e\n\u003cp style=\"font-size: 16px; line-height: 1.6; margin-bottom: 20px;\"\u003eThe Testo 300 is designed for accurate flue gas measurement on heating systems running natural gas, LPG, or oil. Its H\u003csub\u003e2\u003c\/sub\u003e-compensated CO sensor is rated up to 8,000 ppm, making it suitable for a wide range of combustion applications.\u003c\/p\u003e\n\u003cp style=\"font-size: 16px; line-height: 1.6; margin-bottom: 20px;\"\u003eVarious optional probes and accessories are available for specific tasks like gas flow pressure, gas pipe testing, differential temperature measurement, and ambient CO monitoring. If you're running a different model, check fittings and specs before ordering.\u003c\/p\u003e\n\u003ch2 style=\"color: #007acc; border-bottom: 2px solid #f0f0f0; padding-bottom: 8px; margin-top: 35px;\"\u003eFeatures\u003c\/h2\u003e\n\u003cul style=\"font-size: 16px; line-height: 1.6; margin-bottom: 20px;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eH\u003csub\u003e2\u003c\/sub\u003e-Compensated CO Sensor:\u003c\/strong\u003e Accurately measures CO up to 8,000 ppm, crucial for modern heating systems, with automatic sensor protection for extended lifespan.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSmart-Touch HD Display:\u003c\/strong\u003e Large 5-inch screen offers smartphone-like intuitive operation, displaying all measurements at a glance for quick diagnosis.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated Documentation \u0026amp; Email:\u003c\/strong\u003e Create and save PDF reports on-site, get customer signatures, and email directly via WLAN hotspot to the office or client.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuick Readiness:\u003c\/strong\u003e Standby mode means the analyzer is ready to measure instantly, eliminating wait times for lengthy zeroing phases between jobs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVersatile Probe System:\u003c\/strong\u003e Features quick-change modular probes and a multi-functional handle, allowing adaptation for different flue sizes and access points (probes sold separately).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLong Battery Life:\u003c\/strong\u003e Provides up to 10 hours of operation, typically enough for a full week's worth of common measurement tasks.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 style=\"color: #007acc; border-bottom: 2px solid #f0f0f0; padding-bottom: 8px; margin-top: 35px;\"\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; border: 1px solid #e0e0e0; font-size: 16px; margin-bottom: 20px;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"color: #007acc; border: 1px solid #e0e0e0; padding: 10px; text-align: left; background-color: #f5f5f5;\"\u003eParameter\u003c\/th\u003e\n\u003cth style=\"color: #007acc; border: 1px solid #e0e0e0; padding: 10px; text-align: left; background-color: #f5f5f5;\"\u003eMeasuring Range\u003c\/th\u003e\n\u003cth style=\"color: #007acc; border: 1px solid #e0e0e0; padding: 10px; text-align: left; background-color: #f5f5f5;\"\u003eAccuracy\u003c\/th\u003e\n\u003cth style=\"color: #007acc; border: 1px solid #e0e0e0; padding: 10px; text-align: left; background-color: #f5f5f5;\"\u003eResolution\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px;\"\u003eTemperature (TC Type K)\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px;\"\u003e-40 to +1200 °C\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px;\"\u003e±0.5 °C (0.0 to +100.0 °C); ±0.5 % of mv (Remaining Range)\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px;\"\u003e0.1 °C (-40 to +999.9 °C); 1 °C (Remaining Range)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px;\"\u003eDifferential Pressure (Piezoresistive)\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px;\"\u003e-100 to +200 hPa\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px;\"\u003e±0.5 hPa (0 to +50.0 hPa); ±1 % of mv (+50.1 to +100.0 hPa); ±1.5 % of mv (+100.1 to +200 hPa)\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px;\"\u003e0.01 hPa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px;\"\u003eFlue gas O\u003csub\u003e2\u003c\/sub\u003e\n\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px;\"\u003e0 to 21 Vol.%\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px;\"\u003e±0.2 Vol.%\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px;\"\u003e0.1 Vol.%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"color: #007acc; border-bottom: 2px solid #f0f0f0; padding-bottom: 8px; margin-top: 35px;\"\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cul style=\"font-size: 16px; line-height: 1.6; margin-bottom: 20px;\"\u003e\n\u003cli\u003eTesto 300 flue gas analyzer (with O\u003csub\u003e2\u003c\/sub\u003e and CO H\u003csub\u003e2\u003c\/sub\u003e-compensated sensor up to 8,000 ppm)\u003c\/li\u003e\n\u003cli\u003eUSB mains unit\u003c\/li\u003e\n\u003cli\u003eTesto Bluetooth Connector\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 style=\"color: #007acc; border-bottom: 2px solid #f0f0f0; padding-bottom: 8px; margin-top: 35px;\"\u003eUsing It on the Job\u003c\/h2\u003e\n\u003col style=\"font-size: 16px; line-height: 1.6; margin-bottom: 20px;\"\u003e\n\u003cli\u003ePower up the Testo 300 and allow it to perform its quick self-check; the standby mode ensures it's ready almost instantly.\u003c\/li\u003e\n\u003cli\u003eSelect the appropriate probe for the heating system you're working on and connect it securely to the analyzer's multi-functional handle.\u003c\/li\u003e\n\u003cli\u003eNavigate through the intuitive smart-touch menu to select your desired measurement, such as flue gas, draught, or differential pressure.\u003c\/li\u003e\n\u003cli\u003eInsert the probe into the flue gas path or measurement point, ensuring a tight seal, and initiate the reading.\u003c\/li\u003e\n\u003cli\u003eMonitor the large 5-inch HD display for real-time data, adjusting burner settings as needed to achieve optimal combustion efficiency.\u003c\/li\u003e\n\u003cli\u003eOnce complete, use the on-board documentation feature to generate a PDF report, capture customer details, and even get a digital signature before emailing it from site.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch2 style=\"color: #007acc; border-bottom: 2px solid #f0f0f0; padding-bottom: 8px; margin-top: 35px;\"\u003eLimitations \u0026amp; Safety Notes\u003c\/h2\u003e\n\u003cul style=\"font-size: 16px; line-height: 1.6; margin-bottom: 20px;\"\u003e\n\u003cli\u003eSpecific probes and accessories for gas flow pressure, pipe testing, differential temperature, and ambient CO are sold separately.\u003c\/li\u003e\n\u003cli\u003eAlways ensure the flue gas probe is correctly seated and sealed to avoid drawing in ambient air, which can skew readings.\u003c\/li\u003e\n\u003cli\u003eFollow manufacturer guidelines for sensor calibration and maintenance to ensure ongoing accuracy and reliability.\u003c\/li\u003e\n\u003cli\u003eCombustion analysis should only be performed by competent technicians following Australian standards for gas appliance servicing.\u003c\/li\u003e\n\u003cli\u003eDo not exceed the specified temperature or pressure limits for the probes and the main unit.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 style=\"color: #007acc; border-bottom: 2px solid #f0f0f0; padding-bottom: 8px; margin-top: 35px;\"\u003eTradie Pro Tip\u003c\/h2\u003e\n\u003cblockquote style=\"border-left: 4px solid #007acc; background-color: #f9f9f9; font-style: italic; padding: 15px; margin: 20px 0;\"\u003e\"Keep a spare set of filters and a cleaning kit in your van for the probes. A blocked or dirty filter can throw off your readings and cost you time on site, especially in dusty plant rooms.\"\u003c\/blockquote\u003e\n\u003ch2 style=\"color: #007acc; border-bottom: 2px solid #f0f0f0; padding-bottom: 8px; margin-top: 35px;\"\u003ePair With\u003c\/h2\u003e\n\u003cp style=\"font-size: 16px; line-height: 1.6; margin-bottom: 20px;\"\u003ePair with a Testo flue gas probe kit for comprehensive analysis options or a clamp-on pipe temperature probe for flow and return measurements. Consider a compatible Testo Bluetooth printer for instant hard copies on site.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- Automated FAQ Schema --\u003e\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"FAQPage\",\n  \"mainEntity\": [\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What measurements can the Testo 300 perform?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"The Testo 300 measures flue gas (O2, H2-compensated CO up to 8,000 ppm), draught, integrated fine pressure, ambient CO, and differential temperature. Additional probes are required for some tasks.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Is the Testo 300 easy to use on a busy job site?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Yes, it features a smart-touch 5-inch HD display and intuitive measurement menus, similar to a smartphone. It also has an integrated standby mode for instant readiness and magnets for hands-free operation.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What is included with the Testo 300 flue gas analyzer (SKU: 0633 3004 71)?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"This unit includes the Testo 300 analyzer with O2 and H2-compensated CO sensors, a USB mains unit, and a Testo Bluetooth Connector. Probes and other accessories are sold separately.\"\n      }\n    }\n  ]\n}\n\u003c\/script\u003e","brand":"Testo","offers":[{"title":"Default Title","offer_id":43754108026939,"sku":"0633 3004 71","price":5508.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0316\/7787\/4235\/files\/testo-300-coh2-8000ppm_861bb3e9-10f3-4095-baaf-fa44e414cbaf.jpg?v=1783396050","url":"https:\/\/www.hvacshop.com.au\/products\/testo-300-flue-gas-analyzer-0633-3004-71","provider":"HVAC Supply Shop","version":"1.0","type":"link"}