{"product_id":"reflective-markers-self-adhesive-0554-0493","title":"Reflective Markers, Self-Adhesive","description":"\u003cdiv style=\"text-align: left;\"\u003e\n\u003cp style=\"font-size: 16px; line-height: 1.6; margin-bottom: 20px;\"\u003eThese reflective markers are key for accurate RPM measurements with optical tachometers. They give you a reliable target for measuring fan speeds, motor RPMs, or compressor shaft speeds without direct contact. In the Australian climate, keeping an eye on rotating equipment performance is vital for efficiency and preventing breakdowns, especially on rooftop units working hard.\u003c\/p\u003e\n\u003cp style=\"font-size: 16px; line-height: 1.6; margin-bottom: 20px;\"\u003eTrying to get a stable RPM reading on a shiny shaft or a dark fan blade can be a pain. Slapping one of these on saves you time and gets you a solid reading every time.\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 techs\u003c\/li\u003e\n\u003cli\u003eRefrigeration mechanics\u003c\/li\u003e\n\u003cli\u003eIndustrial maintenance teams\u003c\/li\u003e\n\u003cli\u003eApprentices learning fault diagnosis\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;\"\u003eThese markers are designed to work seamlessly with optical tachometers, especially Testo models like the 460, 465, and 470. They provide the necessary reflective surface for the tachometer's laser or light beam to pick up, ensuring precise RPM calculations. If you're running a different model, check its optical measurement requirements 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\u003eSelf-Adhesive Design:\u003c\/strong\u003e Quick and easy application to any rotating surface.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh Reflectivity:\u003c\/strong\u003e Ensures accurate readings even in varying light conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenerous Length:\u003c\/strong\u003e Each marker is 150mm long, allowing custom cutting for different applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConvenient Pack Size:\u003c\/strong\u003e Supplied in a pack of 5, so you always have spares on hand.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable Material:\u003c\/strong\u003e Designed to stay put and perform reliably during diagnostic work.\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;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"color: #007acc; border: 1px solid #e0e0e0; padding: 10px; text-align: left; background-color: #f5f5f5;\"\u003eDetail\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;\"\u003eLength (each marker)\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px;\"\u003e150 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px;\"\u003eQuantity per pack\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px;\"\u003e5 pieces\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px;\"\u003eApplication\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px;\"\u003eOptical RPM measurement\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\u003e5 x Reflective Markers, 150 mm long each\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\u003eIdentify the rotating component where you need an RPM reading (e.g., fan motor shaft, blower wheel).\u003c\/li\u003e\n\u003cli\u003eEnsure the surface is clean and dry. Cut a section of the reflective marker to a suitable size for your target.\u003c\/li\u003e\n\u003cli\u003eCarefully apply the self-adhesive marker to the rotating object. Make sure it's smooth and flat, without creases that could affect readings.\u003c\/li\u003e\n\u003cli\u003ePosition your optical tachometer, aligning its measuring spot with the reflective marker while the object is rotating.\u003c\/li\u003e\n\u003cli\u003eRecord the precise RPM reading shown on your tachometer. Remove the marker after use if it's a temporary installation.\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\u003eNot suitable for extreme heat or chemically corrosive environments that may degrade the adhesive or reflective surface.\u003c\/li\u003e\n\u003cli\u003eAlways ensure the rotating object is stable and safe to access before applying or measuring.\u003c\/li\u003e\n\u003cli\u003eDo not apply to surfaces where the marker could become a projectile or interfere with equipment operation.\u003c\/li\u003e\n\u003cli\u003eUse only as intended for optical RPM measurement; not a load-bearing or structural component.\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\nWhen you're dealing with varying fan speeds, cut a few smaller reflective squares and space them evenly around the hub. That way, if your optical beam wanders a bit, you've still got a good chance of getting a consistent reading.\n\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 your Testo tachometer (like the Testo 460, 465, or 470) and a multi-function meter for comprehensive system diagnostics.\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 are these markers used for?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"These self-adhesive reflective markers provide a clear target for optical tachometers to precisely measure the rotational speed (RPM) of various components like fan motors, shafts, and blower wheels.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"How many markers come in a pack and what's their size?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Each pack contains five individual reflective markers, and each marker is 150 mm long. You can cut them to suit different application sizes.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Are these markers compatible with all tachometers?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"They are universally compatible with most optical tachometers, including popular Testo models such as the 460, 465, and 470, by providing the necessary reflective surface for accurate readings.\"\n      }\n    }\n  ]\n}\n\u003c\/script\u003e","brand":"Testo","offers":[{"title":"Default Title","offer_id":43820685361211,"sku":"0554 0493","price":79.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0316\/7787\/4235\/files\/0554-0493-accessory-rpm-005288_c5c18ace-54fd-4522-ace4-9ef05d519d45.png?v=1784528314","url":"https:\/\/www.hvacshop.com.au\/products\/reflective-markers-self-adhesive-0554-0493","provider":"HVAC Supply Shop","version":"1.0","type":"link"}