UNI-T UT203+ Digital Clamp Meter

UT203 Digital Clamp Meter 400-600A | UNI-T This series is UNI-T?s entry level digital clamp meter. It is a great choice for measuring residential and commercial power wires. UT202 and UT204A come with point contact temperature probe, perfect for working in HVAC. Features: • Relative mode for capacitance zeroing and o?set adjustment • Auto range • Data hold/auto power o? • 3 times/s sampling rate • Duty cycle • Low battery/over-range indication and auto polarity display Specifications | Range | UT203 AC current (A) | 400A | ?(2.5%+5) DC current (A) | 400A | ??(2%+3) AC voltage (V) | 600V | ?(1%+5) DC voltage (V) | 600V | ?(0.8%+1) Resistance (?) | 40M? | ?(1%+2) Capacitance (F): 100?F Frequency (Hz) | 10Hz~10MHz | ?(0.1%+3) Display count: 4000 Auto range: ? General Characterisitics Power: 9V battery (6F22) Display: 35.6mm x 18mm Product color: Red and grey Product net weight: 260g Product size: 208mm x 76mm x 30mm Standard accessories: Batteries, test leads, carrying bag Standard individual packing: Gift box, English manual Standard quantity per carton: 48pcs Standard carton measurement: 485mm x 320mm x 385mm Standard carton gross weight: 16.5kg User Manual: • UT203 Digital Clamp Meter User Manual Related Products: • MEASURING INSTRUMENTS

UNI-T UT203+ Digital Clamp Meter The UNI-T UT203+ is a rugged digital clamp meter built for both professional electricians and serious DIY users. Its body is sizable, with a solid clamp jaw and a bold rotary switch, giving the tool a feel of durability when held. The front is dominated by a large LCD display that clearly shows readings across various modes. On the face, there are marked ranges and indicator symbols. The casing is designed so that all buttons and the clamp lever are accessible with one hand, even in work gloves, making it well-suited for field work under rough conditions. When in use, the UT203+ delivers versatile measurement options without constant range guessing—its auto-range mode, large clamp opening, and true-RMS electronics work together to provide stable readings even under complex AC loads. Though powerful, the tool aims to give immediate, readable results: the display legends, backlight (when available), and symbols help the operator confirm correct mode, polarity, or overload warnings. It balances strength with usability, keeping the menus or mode changes simple, which helps reduce errors in high-pressure or time-sensitive tasks. Physically, the UT203+ is built to endure being moved around: robust housing, possibility of being stored in tool belts or bags, and solid input protection to avoid damage from accidental overvoltage or misuse. The unit feels like it can take knocks or rough handling without losing performance. While it offers many measurement types (current, voltage, resistance, etc.), it isn’t overburdened with complexity; the operator can efficiently shift between measurement types via the dial and select buttons. Overall, the UT203+ aims to provide a dependable instrument that combines durability, breadth of capability, and clear, reliable interaction in challenging electrical work settings. Features: True RMS measurements. Auto-range capability. NCV (non-contact voltage) detection. Measurement of AC & DC current (up to 400A). AC & DC voltage measurement (up to 600V). Resistance, capacitance, frequency measurement. Diode test function. Continuity test with buzzer. Relative mode (REL). MAX / MIN value recording. Zero mode for offset measurement. Data hold. LCD display backlight. Low battery indicator. Auto power-off. Specifications: Specifications Range UT203+ AC current (A): 400A ±(2.5%+5) DC current (A): 400A ±(2.5%+5) AC voltage (V): 600V ±(0.8%+5) AC voltage frequency(Hz): 10Hz~60kHz ±(0.5%+2) DC voltage (V): 600V ±(0.5%+2) Resistance (Ω): 40MΩ ±(0.8%+2) Capacitance (F): 40mF ±(4%+-5) Frequency (Hz): 10Hz~10MHz ±(0.1%+4) Features Display count: 4000 Auto range: √ Jaw opening: 28mm True RMS: √ NCV: √ Continuity test: √ Diode: √ MAX/MIN: √ Relative mode: √ Zero mode: √ Data hold: √ Low battery indication: √ Auto power off: √ General Characteristics Power: 1.5V battery (R03) x 2 Display: 37mm x 25mm Product color: Red and grey Product net weight: UT203+:235g Product size: 215mm x 63mm x 36mm Applications: Industrial electricity diagnostics. Residential electrical inspection. HVAC / air-conditioning system maintenance. Automotive electrical testing. Package Contents: 1× UNI-T UT203+ clamp meter unit 1× pair of measuring probes (test leads) 2× AAA batteries (1.5 V) 1× carrying case / pouch Documents: Datasheet User Manual