UNI-T UT203+ 400A AC/DC Digital Clamp Meter | True RMS Multimeter
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The UNI-T UT203+ 400A AC/DC Digital Clamp Meter is a reliable and accurate True RMS meter designed for electrical, HVAC, and industrial maintenance professionals. With AC/DC current measurement up to 400A, this meter delivers precision, safety, and efficiency for both troubleshooting and performance testing.
The UT203+ features a 4000-count LCD display, True RMS technology, and essential measurement functions such as AC/DC voltage, resistance, capacitance, frequency, and temperature. It also includes NCV (Non-Contact Voltage) detection, data hold, MAX/MIN recording, and auto-ranging for ease of use.
Compact, durable, and equipped with a 28mm jaw opening, the UNI-T UT203+ is an ideal tool for professional electricians, technicians, and engineers who require reliable readings in demanding environments.
Key Features
- AC/DC Current Measurement: 0–400A range for versatile use
- True RMS Accuracy: Ensures precise readings on nonlinear loads
- AC/DC Voltage Range: Up to 600V with ±(0.8%+5) accuracy
- Resistance & Capacitance: Up to 40MΩ and 40mF for component testing
- Temperature Measurement: –40°C to 1000°C via included thermocouple
- NCV (Non-Contact Voltage): Safe detection of live circuits
- Data Hold / MAX-MIN: Freeze and compare readings easily
- Auto-Ranging: Simplifies operation for quick measurements
- Ergonomic Design: Compact 215×63×36mm body, 235g weight
- Durable Carry Bag: Easy to store and transport
Specification
| Specification | Details |
|---|---|
| Brand | UNI-T |
| Model | UT203+ |
| Product Type | Digital Clamp Meter |
| Display Count | 4000 |
| True RMS | Yes |
| Jaw Opening | 28 mm |
| AC Current | 400A ±(2.5%+5) |
| DC Current | 400A ±(2.5%+5) |
| AC Voltage | 600V ±(0.8%+5) |
| DC Voltage | 600V ±(0.5%+2) |
| Resistance | Up to 40MΩ ±(0.8%+2) |
| Capacitance | Up to 40mF ±(4%+5) |
| Frequency | 10Hz–10MHz ±(0.1%+4) |
| Temperature Range | –40°C ~ 1000°C ±(1.5%+5) |
| NCV Detection | Yes |
| Continuity Test / Diode | Yes / Yes |
| MAX/MIN Recording | Yes |
| Data Hold / Relative Mode | Yes / Yes |
| Auto Power Off | Yes |
| Power Supply | 2 × 1.5V AAA (R03) batteries |
| Display Size | 37 × 25 mm |
| Dimensions | 215 × 63 × 36 mm |
| Net Weight | 235 g |
| Standard Accessories | Pair of Test Leads, Temperature Probe (Thermocouple), AAA Batteries, Carrying Bag, Manual |
| Safety Rating | CAT II 600V |
💡 Why Choose UNI-T UT203+?
The UT203+ offers the perfect balance between performance and value. It’s a True RMS clamp meter that handles both AC and DC measurements with accuracy and reliability. Backed by UNI-T’s engineering quality, this tool is ideal for HVAC technicians, electricians, and maintenance engineers who demand professional results at an affordable price.
Order by 4PM to get delivered next working day! We use 24 hours service with carriers in most cases so that you can get your order delivered on time.
Free delivery for total orders above RM500, otherwise additional charges costs are calculated at checkout based on your order’s weight and delivery location.
Further details please click here for more info.
Please notify us within 14 calendar days of receiving your product to request a free exchange or full refund, if eligible. We will cover all return shipping costs, and no restocking fees will apply in this case.
Requests made after 14 days may be accepted at our discretion and will be subject to a 10% restocking fee. Techno Tools & Equipment reserves the right to reject any return request found to be ineligible.
Further details please click here for more info.



