{"product_id":"digital-multimeter-20a-trms-tester","title":"Digital Multimeter 20A TRMS Tester","description":"\u003cdiv\u003e\n\u003ch2\u003eNJTY T28B Digital Multimeter 20A TRMS Tester\n\n\n\u003c\/h2\u003e\n\u003cp\u003eSpot circuit faults instantly with the NJTY T28B digital multimeter. This true rms tester measures AC\/DC voltage, current, and resistance. You trust every auto-ranging meter reading on car repairs or house wiring.\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.ourlum.com\/search?q=DIGITAL%20MULTIMETER\"\u003e\u003cb\u003eDIGITAL MULTIMETER\u003c\/b\u003e\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.ourlum.com\/search?q=TRUE%20RMS%20TESTER\"\u003e\u003cb\u003eTRUE RMS TESTER\u003c\/b\u003e\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.ourlum.com\/search?q=AUTO%20RANGING%20METER\"\u003e\u003cb\u003eAUTO RANGING METER\u003c\/b\u003e\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.ourlum.com\/search?q=CIRCUIT%20DIAGNOSTIC%20TOOL\"\u003e\u003cb\u003eCIRCUIT DIAGNOSTIC TOOL\u003c\/b\u003e\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.ourlum.com\/search?q=VOLT%20OHM%20AMP%20GAUGE\"\u003e\u003cb\u003eVOLT OHM AMP GAUGE\u003c\/b\u003e\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003e6000-Count Display\u003c\/b\u003e Shows tiny voltage shifts and exact resistance values clearly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eTrue RMS Processing\u003c\/b\u003e Calculates precise measurements across erratic electrical loads.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eNCV Detection\u003c\/b\u003e Senses hidden live wires safely without contact probes.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eThis handheld unit replaces multiple bulky testers with one reliable device. Backlighting illuminates the screen inside dark fuse boxes. A fold-out kickstand frees your hands during tight inspections. Rubber corner guards absorb job-site drops without cracking the casing.\u003c\/p\u003e \u003ch2\u003eKey Benefits\u003c\/h2\u003e\n\u003cp\u003eYou diagnose blown fuses or weak batteries faster than ever. Data hold locks stubborn readings so you can trace wires safely. Reverse polarity protection trips automatically if you swap probes accidentally. Low battery indicators warn you before unstable tests ruin your work.\u003c\/p\u003e \u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eDimensions\u003c\/b\u003e 195 × 92 × 52 mm compact chassis.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePower Source\u003c\/b\u003e Runs on four AAA cells (batteries excluded).\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eSafety Ratings\u003c\/b\u003e Certified for 600V CAT IV and 1000V CAT III environments.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhat’s Included\u003c\/h2\u003e\n\u003cp\u003eEach package arrives containing the main meter unit, alligator test leads, a K-type thermocouple probe, and two spare ceramic fuse tubes. Everything ships ready to calibrate and operate out of the box.\u003c\/p\u003e \u003ch2\u003eHow to Use\u003c\/h2\u003e\n\u003cp\u003eRotate the dial toward your target function and attach the matching probes. Press the measurement button briefly for steady readings, or hold it to capture intermittent signals. Tap the side switch to turn on the integrated flashlight for shadowy panels.\u003c\/p\u003e \u003ch2\u003eWho It’s For\u003c\/h2\u003e\n\u003cp\u003eAutomotive technicians, home DIYers, and electronics hobbyists choose this tool after experiencing delayed voltage checks elsewhere. The sampling speed refreshes two to three times per second for smooth debugging.\u003c\/p\u003e \u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cb\u003eDoes it measure component capacitance?\u003c\/b\u003e Yes, the screen tracks values up to 100mF directly alongside standard tests.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eCan it handle workshop dust or moisture?\u003c\/b\u003e It carries RoHS certification and sealed ceramic fuses for protected durability.\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\u003cspan\u003e\u003ca href=\"https:\/\/www.youtube.com\/@BiblicalMysteriesRevealed\"\u003e\u003cb\u003eDigital Multimeter 20A TRMS Tester\u003c\/b\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003ca href=\"https:\/\/www.ourlum.com\/\"\u003e\u003cb\u003eOurlum.com\u003c\/b\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003ca href=\"https:\/\/www.ourlum.com\/collections\/all-products-in-ourlm\"\u003e\u003cb\u003eOurlum.com Collections\u003c\/b\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003ca href=\"https:\/\/www.ourlum.com\/collections\/all-products-in-ourlm\"\u003e\u003cb\u003eOurlum.com Best Sellers\u003c\/b\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003ca href=\"https:\/\/www.ourlum.com\/returns-policy\"\u003e\u003cb\u003ePurchase With Confidence\u003c\/b\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"OurLum","offers":[{"title":"Orange","offer_id":67603870843125,"sku":"OURLUM-18E44D69D2FE","price":79.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0683\/5260\/6453\/files\/Sf61bc0e2e79e4808b09237bed92e33cfk.webp?v=1791075226","url":"https:\/\/www.ourlum.com\/de\/products\/digital-multimeter-20a-trms-tester","provider":"OurLum","version":"1.0","type":"link"}