{"product_id":"st181-digital-clamp-meter-4000-counts-ac-current-clamp-ac-dc-voltage-resistance-frequency-capacitance-continuity-backlight","title":"ST181 Digital Clamp Meter – 4000 Counts AC Current Clamp, AC\/DC Voltage, Resistance, Frequency, Capacitance, Continuity, Backlight","description":"\u003c!-- HERO DESCRIPTION --\u003e\n\u003cdiv style=\"background:#f7f7f7;padding:18px;border-radius:8px;margin-bottom:18px;\"\u003e\n\u003ch2 style=\"margin-top:0;\"\u003eST181 Digital Clamp Meter\u003c\/h2\u003e\n\u003cp\u003eThe ST181 is a practical digital clamp meter designed for safe AC current measurement without breaking the circuit. The clamp jaw measures \u003cstrong\u003eup to 400A AC\u003c\/strong\u003e simply by clamping around a conductor, making it ideal for electrical maintenance, installation checks and troubleshooting in panels or equipment.\u003c\/p\u003e\n\u003cp\u003eIn addition to clamp current measurement, the meter functions as a multimeter capable of measuring \u003cstrong\u003eAC\/DC voltage\u003c\/strong\u003e, \u003cstrong\u003eresistance\u003c\/strong\u003e, \u003cstrong\u003efrequency\u003c\/strong\u003e, and \u003cstrong\u003ecapacitance\u003c\/strong\u003e, plus continuity testing for wiring verification. Manual range and function selection give you direct control over measurements.\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003e4000-count backlit LCD\u003c\/strong\u003e ensures clear readings, while overload protection, data hold, and auto power-off support reliable daily use.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003c!-- FEATURE GRID --\u003e\n\u003cdiv style=\"display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px;margin-bottom:20px;\"\u003e\n\u003cdiv style=\"border:1px solid #ddd;padding:12px;border-radius:6px;\"\u003e\n\u003cb\u003eClamp Current Measurement\u003c\/b\u003e\u003cbr\u003eMeasures AC current up to 400A safely.\u003c\/div\u003e\n\u003cdiv style=\"border:1px solid #ddd;padding:12px;border-radius:6px;\"\u003e\n\u003cb\u003eMultimeter Functions\u003c\/b\u003e\u003cbr\u003eVoltage, resistance, capacitance, frequency.\u003c\/div\u003e\n\u003cdiv style=\"border:1px solid #ddd;padding:12px;border-radius:6px;\"\u003e\n\u003cb\u003eManual Control\u003c\/b\u003e\u003cbr\u003eFunction and range selection.\u003c\/div\u003e\n\u003cdiv style=\"border:1px solid #ddd;padding:12px;border-radius:6px;\"\u003e\n\u003cb\u003eBacklit Display\u003c\/b\u003e\u003cbr\u003e4000-count LCD for visibility.\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003c!-- SPECIFICATIONS --\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cdiv style=\"overflow-x:auto;\"\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:14px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background:#efefef;\"\u003e\n\u003cth style=\"padding:8px;border:1px solid #ddd;text-align:left;\"\u003eParameter\u003c\/th\u003e\n\u003cth style=\"padding:8px;border:1px solid #ddd;text-align:left;\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eModel\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eST181\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eClamp meter + multimeter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eDisplay\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e4000 counts LCD with backlight\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eOperating temperature\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e0–40 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eAccuracy temperature\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e18–28 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eOperating mode\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eManual range\/function\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eOverload protection\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eFull range\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eBattery included\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eCertification\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eCE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eHigh-concern chemicals\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eNone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003c!-- MEASUREMENT RANGES --\u003e\n\u003ch2 style=\"margin-top:30px;\"\u003eMeasurement ranges\u003c\/h2\u003e\n\u003cdiv style=\"overflow-x:auto;\"\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:14px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background:#efefef;\"\u003e\n\u003cth style=\"padding:8px;border:1px solid #ddd;text-align:left;\"\u003eFunction\u003c\/th\u003e\n\u003cth style=\"padding:8px;border:1px solid #ddd;text-align:left;\"\u003eRange\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eAC voltage\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e4V \/ 40V \/ 400V \/ 600V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eDC voltage\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e400mV \/ 4V \/ 40V \/ 400V \/ 600V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eAC current (clamp)\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e40A \/ 400A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eResistance\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e400Ω \/ 4kΩ \/ 40kΩ \/ 400kΩ \/ 4MΩ \/ 40MΩ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eFrequency\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e10Hz–400kHz \/ 400kHz–4MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eCapacitance\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e4nF \/ 40nF \/ 400nF \/ 4µF \/ 400µF \/ 4mF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003c!-- FEATURES --\u003e\n\u003ch2 style=\"margin-top:30px;\"\u003eFunctions and features\u003c\/h2\u003e\n\u003cdiv style=\"overflow-x:auto;\"\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:14px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background:#efefef;\"\u003e\n\u003cth style=\"padding:8px;border:1px solid #ddd;text-align:left;\"\u003eFeature\u003c\/th\u003e\n\u003cth style=\"padding:8px;border:1px solid #ddd;text-align:left;\"\u003eSupported\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eContinuity test\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eData hold\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eLow battery indicator\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eAuto power off\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eBacklight\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003c!-- PACKAGE --\u003e\n\u003ch2 style=\"margin-top:30px;\"\u003ePackage contents (without battery)\u003c\/h2\u003e\n\u003cdiv style=\"border:1px solid #ddd;padding:12px;border-radius:6px;\"\u003e\n\u003cul style=\"margin:0;padding-left:18px;\"\u003e\n\u003cli\u003e1 × ST181 clamp meter\u003c\/li\u003e\n\u003cli\u003e1 × Carrying bag\u003c\/li\u003e\n\u003cli\u003e2 × Test probes\u003c\/li\u003e\n\u003cli\u003e1 × User manual\u003c\/li\u003e\n\u003cli\u003e1 × Retail box\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n","brand":"TechGoZone","offers":[{"title":"ST181","offer_id":53689175900500,"sku":"14:10#ST181","price":17.5,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0803\/6293\/0516\/files\/S4662b3357c034915880959969ed0d4ceY.webp?v=1770478314","url":"https:\/\/techgozone.com\/sl\/products\/st181-digital-clamp-meter-4000-counts-ac-current-clamp-ac-dc-voltage-resistance-frequency-capacitance-continuity-backlight","provider":"TechGoZone","version":"1.0","type":"link"}