{"id":10923,"date":"2026-09-30T10:38:12","date_gmt":"2026-09-30T10:38:12","guid":{"rendered":"https:\/\/shop.autoboss.com\/?post_type=product&#038;p=10923"},"modified":"2026-10-09T03:52:43","modified_gmt":"2026-10-09T03:52:43","slug":"autool-tr401-digital-anemometer","status":"publish","type":"product","link":"https:\/\/autoboss.com\/de\/product\/autool-tr401-digital-anemometer\/","title":{"rendered":"AUTOOL TR401 Digital Anemometer with Temperature \u2013 0-30 m\/s"},"content":{"rendered":"<div class=\"abd-pd\" data-abd-version=\"1\">\n<header class=\"abd-hero\">\n<h3>Compare Vent and Fan Airflow With Repeatable Readings<\/h3>\n<p class=\"abd-lead\">The TR401 measures local air speed and air temperature at its vane for A\/C vents, ventilation systems, fans and outdoor or marine spot checks. It reads speed at one point; it does not calculate duct volume or CFM.<\/p>\n<ul class=\"abd-facts\">\n<li>0\u201330 m\/s<\/li>\n<li>0.1 m\/s Resolution<\/li>\n<li>\u221210 to 45 \u00b0C<\/li>\n<li>Max \/ Min + Hold<\/li>\n<li>Five Speed Units<\/li>\n<\/ul>\n<\/header>\n<section class=\"abd-sec\" id=\"abd-features\">\n<h4>Key Features<\/h4>\n<ol class=\"abd-features\">\n<li>\n<h5>Vane Air-Speed Sensing<\/h5>\n<p>The wind wheel samples local air speed and temperature for vent, fan and outdoor checks.<\/p>\n<\/li>\n<li>\n<h5>Quick Unit Switching<\/h5>\n<p>Press the Unit key to cycle m\/s, mph, km\/h, ft\/min and knots; long-press it to change between \u00b0C and \u00b0F.<\/p>\n<\/li>\n<li>\n<h5>Max, Min and Data Hold<\/h5>\n<p>Switch among real-time, Max and Min modes, and lock the current reading for recording.<\/p>\n<\/li>\n<li>\n<h5>Backlit Display<\/h5>\n<p>Shows air speed, temperature, units and function indicators; the backlight toggles from the power key for dim vents and workshops.<\/p>\n<\/li>\n<li>\n<h5>Beaufort and Wind-Chill Indication<\/h5>\n<p>Displays the Beaufort force level beside the reading and a wind-chill warning in cold, high-wind conditions.<\/p>\n<\/li>\n<li>\n<h5>Automatic Power-Off<\/h5>\n<p>Turns off after about five minutes without key input; the user manual describes the key combination to disable it.<\/p>\n<\/li>\n<\/ol>\n<\/section>\n<section class=\"abd-sec\" id=\"abd-box\">\n<h4>What&#8217;s in the Box<\/h4>\n<ul class=\"abd-box\">\n<li><b class=\"abd-qty\">1\u00d7<\/b>TR401 digital anemometer<\/li>\n<li><b class=\"abd-qty\">3\u00d7<\/b>1.5 V AAA alkaline batteries<\/li>\n<li><b class=\"abd-qty\">1\u00d7<\/b>Wrist strap<\/li>\n<li><b class=\"abd-qty\">1\u00d7<\/b>User manual<\/li>\n<li><b class=\"abd-qty\">1\u00d7<\/b>Retail box<\/li>\n<\/ul>\n<figure class=\"abd-fig\"><img decoding=\"async\" src=\"https:\/\/autoboss.com\/wp-content\/uploads\/autool-catalog\/media\/eae6f60d0c4f850ed03dad7c.webp\" alt=\"AUTOOL TR401 digital anemometer with three AAA batteries, wrist strap, retail box and user manual\" width=\"1200\" height=\"1200\" loading=\"lazy\"><figcaption>TR401 package contents.<\/figcaption><\/figure>\n<\/section>\n<section class=\"abd-sec\" id=\"abd-use\">\n<h4>How to Use<\/h4>\n<ol class=\"abd-steps\">\n<li><b>Define the comparison<\/b><span>Fix the vent or point, measurement position, units, blower or fan setting, vehicle state and ambient condition.<\/span><\/li>\n<li><b>Prepare the meter<\/b><span>Install the batteries, power on, select units and choose live, Max or Min mode.<\/span><\/li>\n<li><b>Align the wind wheel<\/b><span>Face the vane into the airflow without blocking the opening or changing its distance and angle between readings.<\/span><\/li>\n<li><b>Stabilize and record<\/b><span>Let the value settle, use Hold if needed, and note speed, temperature, location, time and operating conditions.<\/span><\/li>\n<li><b>Repeat before concluding<\/b><span>Compare several readings under the same conditions before using them in an A\/C or ventilation procedure.<\/span><\/li>\n<\/ol>\n<p class=\"abd-note\">Operation, unit selection and troubleshooting: <a href=\"https:\/\/autoboss.com\/wp-content\/uploads\/autool-catalog\/media\/a873493a5d5b1acc8ca28684.pdf\" target=\"_blank\" rel=\"noopener\">TR401 user manual (PDF)<\/a>.<\/p>\n<\/section>\n<section class=\"abd-sec\" id=\"abd-notes\">\n<h4>Good to Know<\/h4>\n<div class=\"abd-notes\">\n<div class=\"abd-note-group is-caution\">\n<h5><span class=\"abd-tag\">Caution<\/span><\/h5>\n<ul>\n<li>Measures air speed and temperature only, not humidity, pressure, refrigerant leaks, sound or light.<\/li>\n<li>Outlet speed and temperature can document a symptom but cannot diagnose refrigerant charge, compressor, controls, doors or leaks.<\/li>\n<li>Do not use or store the meter in flammable, explosive, high-temperature or high-humidity environments.<\/li>\n<\/ul>\n<\/div>\n<div class=\"abd-note-group is-care\">\n<h5><span class=\"abd-tag\">Care<\/span><\/h5>\n<ul>\n<li>Keep the wind wheel clean and unobstructed; do not force or strike it.<\/li>\n<li>Keep the meter away from strong electromagnetic radiation to reduce interference.<\/li>\n<li>Replace the batteries when the low-battery icon appears and remove them for long-term storage.<\/li>\n<li>Clean the exterior with a neutral agent; avoid corrosive chemicals.<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<\/section>\n<\/div>","protected":false},"excerpt":{"rendered":"<ul>\n<li><strong>0\u201330 m\/s Air Speed:<\/strong> Measure local air speed from 0 to 30 m\/s with 0.1 m\/s displayed resolution.<\/li>\n<li><strong>-10\u00b0C to 45\u00b0C Temperature:<\/strong> Read local air temperature from -10\u00b0C to 45\u00b0C at vents, fans, or outdoor points.<\/li>\n<li><strong>Five Air-Speed Units:<\/strong> Switch among m\/s, mph, km\/h, ft\/min, and knots, with \u00b0C or \u00b0F temperature display.<\/li>\n<li><strong>Max \/ Min + Data Hold:<\/strong> Track the highest or lowest observed value and freeze a current reading for recording.<\/li>\n<li><strong>Beaufort + Wind-Chill:<\/strong> View Beaufort force level 0\u201312 and receive a wind-chill warning below 0 \u00b0C when air speed exceeds 5 m\/s.<\/li>\n<\/ul>","protected":false},"featured_media":12359,"comment_status":"open","ping_status":"closed","template":"","meta":{"_gspb_post_css":""},"product_brand":[128],"product_cat":[250],"product_tag":[],"class_list":["post-10923","product","type-product","status-publish","has-post-thumbnail","product_brand-autool","product_cat-gauges-meters","first","instock","shipping-taxable","purchasable","product-type-variable"],"_links":{"self":[{"href":"https:\/\/autoboss.com\/de\/wp-json\/wp\/v2\/product\/10923","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/autoboss.com\/de\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/autoboss.com\/de\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/autoboss.com\/de\/wp-json\/wp\/v2\/comments?post=10923"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/autoboss.com\/de\/wp-json\/wp\/v2\/media\/12359"}],"wp:attachment":[{"href":"https:\/\/autoboss.com\/de\/wp-json\/wp\/v2\/media?parent=10923"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/autoboss.com\/de\/wp-json\/wp\/v2\/product_brand?post=10923"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/autoboss.com\/de\/wp-json\/wp\/v2\/product_cat?post=10923"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/autoboss.com\/de\/wp-json\/wp\/v2\/product_tag?post=10923"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}