{"product_id":"uni-t-digital-clamp-meter-ut203-true-rms-hvac-multimeter","title":"UNI-T Digital Clamp Meter UT203+ - True RMS HVAC Multimeter","description":"\u003cp\u003eIn this review the UNI-T UT203+ is evaluated as a compact, practical clamp meter for technicians who need reliable AC current readings and basic multimeter functions on the job. The single biggest reason to buy is its combination of \u003cstrong\u003eTrue RMS\u003c\/strong\u003e auto-ranging measurement and a 28 mm jaw opening that makes it simple to clamp around conductors while diagnosing HVAC, automotive, industrial or household electrical issues.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrue RMS:\u003c\/strong\u003e Provides accurate AC readings on non-sinusoidal waveforms so measurements are reliable on modern HVAC and industrial loads.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAuto ranging:\u003c\/strong\u003e Simplifies testing by selecting the correct range automatically, speeding up troubleshooting in the field.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e400 A AC current:\u003c\/strong\u003e Measures up to 400 A and displays results on a large digit LCD for clear readings on live circuits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNCV detection:\u003c\/strong\u003e Non-contact voltage detection helps quickly identify live conductors without direct contact for safer checks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide measurement set:\u003c\/strong\u003e Reads AC\/DC voltage to 600 V, frequency, resistance, capacitance, continuity and diode, covering most common diagnostic tasks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable design:\u003c\/strong\u003e Nonslip rubber grip and 28 mm jaw opening make it easy to handle and carry on service calls.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThe UT203+ suits HVAC technicians, electricians and maintenance staff who need a dependable clamp meter for routine diagnostics, current checks and multi-function electrical testing. Its True RMS engine and NCV are particularly useful where distorted waveforms or live circuit checks are common.\u003c\/p\u003e\n\u003cp\u003eIt is less appropriate for users needing very high current capacity or advanced features like inrush current measurement or extensive temperature logging; those tasks are better served by higher-capacity clamp meters in the same product family.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eTrue RMS and auto-ranging deliver accurate, easy-to-read measurements across common HVAC and electrical tasks.\u003c\/li\u003e\n\u003cli\u003eCompact clamp with 28 mm jaw and nonslip grip is convenient for fieldwork and quick checks.\u003c\/li\u003e\n\u003cli\u003eComprehensive measurement functions include AC\/DC voltage to 600 V, frequency, resistance, capacitance, continuity and diode.\u003c\/li\u003e\n\u003cli\u003eSafety rated CAT III 300 V \/ CAT II 600 V with fuse protections for added operator protection.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eJaw opening and 400 A limit are fine for many jobs but may not cover very large conductors or high-current industrial mains.\u003c\/li\u003e\n\u003cli\u003eNo integrated temperature probe or dedicated inrush function in this unit for specialized measurements.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eUT203+\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAC current range\u003c\/td\u003e\n\u003ctd\u003eUp to 400 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAC\/DC voltage\u003c\/td\u003e\n\u003ctd\u003eUp to 600 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eJaw opening\u003c\/td\u003e\n\u003ctd\u003e28 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCounts\u003c\/td\u003e\n\u003ctd\u003e4,000 (noted as 6,000 counts in feature list)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSafety rating\u003c\/td\u003e\n\u003ctd\u003eCAT III 300 V, CAT II 600 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded accessories\u003c\/td\u003e\n\u003ctd\u003eTest leads (pair), carrying case, manual, packaging box\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe UNI-T UT203+ is a solid, value-minded clamp meter for electricians, HVAC techs and maintenance personnel who need \u003cstrong\u003eTrue RMS\u003c\/strong\u003e accuracy and versatile measurement in a compact tool. It covers the most common testing needs, is comfortable to handle, and offers sensible safety protections, making it a dependable choice for everyday professional use.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCan this meter measure DC current?\u003c\/strong\u003e\u003cbr\u003eThe UT203+ measures AC current up to 400 A; DC clamp measurement is not listed for this model.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it include test leads and a case?\u003c\/strong\u003e\u003cbr\u003eYes, the package includes a pair of UNI-T test leads, a black carrying case, a paper manual and an e-manual.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs non-contact voltage detection available?\u003c\/strong\u003e\u003cbr\u003eYes, the meter has NCV detection for quick live conductor checks without direct contact.\u003c\/p\u003e","brand":"UNI-T","offers":[{"title":"Default Title","offer_id":48682210099419,"sku":"B0987B9YJ8","price":61.35,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/71oiqR5e0TL._SL1500.jpg?v=1778620043","url":"https:\/\/gearmusthave.com\/products\/uni-t-digital-clamp-meter-ut203-true-rms-hvac-multimeter","provider":"GearMustHave","version":"1.0","type":"link"}