{"id":18467,"date":"2020-12-09T15:05:48","date_gmt":"2020-12-09T08:05:48","guid":{"rendered":"https:\/\/techmaster.com.vn\/?post_type=product&p=18467"},"modified":"2025-12-30T11:25:14","modified_gmt":"2025-12-30T04:25:14","slug":"extech-380947-400a-true-rms-ac-dc-mini-clamp-meter","status":"publish","type":"product","link":"https:\/\/techmaster.com.vn\/en\/extech-380947-400a-true-rms-ac-dc-mini-clamp-meter\/","title":{"rendered":"EXTECH 380947 400A TRUE RMS AC\/DC MINI CLAMP METER"},"content":{"rendered":"

SPECIFICATIONS EXTECH 380947 400A TRUE RMS AC\/DC MINI CLAMP METER<\/strong><\/p>\n

True RMS: True RMS<\/p>\n

Display counts: 4000 count LCD<\/p>\n

Jaw size\/Cable size: 0.9″ (23mm); 4\/0 AWG<\/p>\n

AC Current: 4A, 40A, 100A, 400A<\/p>\n

DC Current: 40A, 400A<\/p>\n

Max Resolution: AC: 0.001A, DC: 0.01A<\/p>\n

Basic ACA Accuracy (% rdg): AC: \u00b11.5%, DC: \u00b11.0%<\/p>\n

Frequency (Max Res.): 10kHz (0.01Hz)<\/p>\n

Data Hold: Yes<\/p>\n

Min\/Max: Min\/Max<\/p>\n

Dimensions\/Weight: 7×1.8×1.3″ (178x45x32mm)\/ 8oz (225g)<\/p>\n

Introduction Extech 380947<\/strong><\/h2>\n

True RMS mini-clamp with high current resolution<\/strong><\/em><\/h3>\n

The compact Extech 380947 is a 400 Amp True RMS mini clamp meter. This meter has a small diameter jaw designed to reach in small areas while providing 1mA resolution and very low-current sensitivity. This mini clamp meter is useful for current and frequency related troubleshooting in plant maintenance, electrical, HVAC, and telecom work, as well as home electrical, fleet maintenance, marine, and motorcycle repairs. Comes with battery and manual.<\/p>\n

\"Ampe<\/a><\/p>\n

Features:\u00a0<\/strong>Extech 380947<\/strong><\/h2>\n

– 0.9″ (23mm) jaw opening
\n– True RMS measurements with 1mA AC resolution
\n– Non-contact Frequency measurements to 10kHz through the clamp jaws
\n– Fast 40 segment bargraph
\n– One touch Auto Zero
\n– Min\/Max, Data hold and Auto power off<\/p>\n

Extech Brand<\/strong><\/h2>\n

Extech Instruments was established in 1971, it has focused on Test and Measurement tools built for the professionals, tradesperson and DIY\u2019ers. When it comes to tools that help prevent, identify and troubleshoot problems in a plethora of applications; whether it\u2019s electrical, mechanical, maintenance, safety or environmental applications, Extech products are trusted by the professionals and are put to the test every day. With over 45 years, Extech is renowned as one of the largest manufacturers and suppliers of innovative, quality handheld test, measurement and inspection tools in the world. Sold in over 100 countries around the world, Extech\u2019s success is supported by a far-reaching network of dedicated and knowledgeable distributors who introduce new users to Extech every day.<\/p>\n","protected":false},"excerpt":{"rendered":"

Features<\/strong><\/h2>\n
    \n
  • 0.9″ (23mm) jaw opening<\/li>\n
  • True RMS measurements with 1mA AC resolution<\/li>\n
  • Non-contact Frequency measurements to 10kHz through the clamp jaws<\/li>\n
  • Fast 40 segment bargraph<\/li>\n
  • One touch Auto Zero<\/li>\n
  • Min\/Max, Data hold and Auto power off<\/li>\n<\/ul>\n","protected":false},"featured_media":4048,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[274,320],"product_tag":[],"class_list":{"0":"post-18467","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-electrical-measuring-instruments","7":"product_cat-clamp-meter","8":"pa_attribute-electricity","10":"first","11":"instock","12":"shipping-taxable","13":"product-type-simple"},"yoast_head":"\nEXTECH 380947 400A TRUE RMS AC\/DC MINI CLAMP METER - Techmaster Electronics JSC<\/title>\n<meta name=\"description\" content=\"Extech 380947 400A True RMS AC\/DC Mini Clamp Meter - This meter has a small diameter jaw designed to reach in small areas while providing 1mA\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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