{"product_id":"testo-spare-sensor-head-refrigerant-leak-detector-0554-3180","title":"Testo Spare Sensor Head for Refrigerant Leak Detector","description":"\u003cdiv style=\"text-align: left;\"\u003e\n\u003cp style=\"font-size: 16px; line-height: 1.6; margin-bottom: 20px;\"\u003eThis Testo spare sensor head (0554 3180) is essential for keeping your refrigerant leak detector calibrated and ready for service, ensuring accurate detection of even the smallest leaks. In Australia's demanding climate, reliable leak detection prevents costly refrigerant loss and helps maintain system efficiency. You know how frustrating it is to chase a phantom leak or miss a real one because of a tired sensor.\u003c\/p\u003e\n\u003cp style=\"font-size: 16px; line-height: 1.6; margin-bottom: 20px;\"\u003eBest for: HVAC technicians, refrigeration mechanics, service teams, and apprentices performing routine leak checks on refrigerant systems.\u003c\/p\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;\"\u003eDesigned for Testo leak detectors, this sensor head handles common refrigerants like CFCs, HFCs (partially and fully halogenated), and hydrogen (H2). It's crucial for R32, R410A, and other modern HFC systems. 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\u003eCompatible with a wide range of refrigerants including CFC, HFC, and H2.\u003c\/li\u003e\n\u003cli\u003eDetects tiny leaks with an extremely high sensitivity of \u0026lt;3g\/year.\u003c\/li\u003e\n\u003cli\u003eQuick and easy sensor head replacement on compatible Testo leak detectors.\u003c\/li\u003e\n\u003cli\u003eCompact and lightweight design, ensuring minimal impact on tool handling.\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\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;\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px;\"\u003eDimensions\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px;\"\u003e50 x 17 x 17 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px;\"\u003eProduct Colour\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px;\"\u003eBlack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px;\"\u003eWeight\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px;\"\u003e10 g\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\u003cli\u003e1 x Spare head for leak detector (0554 3180) for CFC, HFC (partially and fully halogenated), H2 refrigerants.\u003c\/li\u003e\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\u003eAlways power off and disconnect your leak detector before attempting sensor replacement.\u003c\/li\u003e\n\u003cli\u003eCarefully remove the old sensor head according to your detector's manual.\u003c\/li\u003e\n\u003cli\u003eInstall the new 0554 3180 spare head, ensuring it's seated correctly.\u003c\/li\u003e\n\u003cli\u003ePower on and allow the detector to warm up and calibrate as per manufacturer instructions before use.\u003c\/li\u003e\n\u003cli\u003ePerform a known leak test (e.g., using a test cylinder) to confirm sensitivity after replacement.\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\u003eOnly use this spare head with compatible Testo leak detector models.\u003c\/li\u003e\n\u003cli\u003eRefrigerant handling and leak checking should only be performed by ARCtick licensed professionals.\u003c\/li\u003e\n\u003cli\u003eAlways follow the safety guidelines in your leak detector's operating manual.\u003c\/li\u003e\n\u003cli\u003eThis sensor is not designed for ammonia (NH3) leak detection; ensure you have the correct sensor for your application.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cblockquote style=\"border-left: 4px solid #007acc; background-color: #f9f9f9; font-style: italic; padding: 15px; margin: 20px 0;\"\u003eTradie Pro Tip: Keep a spare sensor head in your kit. Nothing worse than a critical leak detection job and a tired sensor; swapping it out on site saves a heap of time and call-backs.\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 Testo leak detectors, a good quality vacuum pump, and a complete set of manifold gauges for comprehensive system service.\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 refrigerants is this spare head compatible with?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"The 0554 3180 spare head works with CFCs, HFCs (both partially and fully halogenated), and hydrogen (H2) refrigerants. This covers common types like R32 and R410A.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What is the sensitivity rating of this sensor head?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"This spare sensor head offers extremely high sensitivity, capable of detecting leaks smaller than 3 grams per year (\\u02c23g\/a). This allows for pinpointing even very small refrigerant escapes.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Is ARCtick licensing required to use a leak detector with this head?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Yes, any work involving refrigerant circuits, including leak detection, requires a current ARCtick licence in Australia. The spare head itself doesn't require a licence, but its application does.\"\n      }\n    }\n  ]\n}\n\u003c\/script\u003e","brand":"Testo","offers":[{"title":"Default Title","offer_id":43754107895867,"sku":"0554 3180","price":398.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0316\/7787\/4235\/files\/0554-3180-probe-indoor-air-quality-004663.jpg?v=1783396045","url":"https:\/\/www.hvacshop.com.au\/products\/testo-spare-sensor-head-refrigerant-leak-detector-0554-3180","provider":"HVAC Supply Shop","version":"1.0","type":"link"}