The UT39A+ is a compact portable digital multimeter equipped with a new generation smart ADC chip. It features overvoltage and overcurrent alarms, comprehensive high voltage protection, and safety ratings CAT II 1000V / CAT III 600V, making it a top choice for commercial and industrial electricians. It supports both manual and auto ranges, with a capacitive auto-range mode.
Key Features
- 1000V DC voltage test
- 750V AC voltage test
- 10A DC/AC current test
- 200MΩ high resistance
- Continuity, diode, and transistor tests
- Live alarm, overload protection, backlight, hold function
- CAT II 1000V / CAT III 600V safety ratings
- Manual range and auto range options, including capacitor mode for auto range
Display and Ranges
- Display: 3999 counts
- Manual ranges: ACV, DCV, Ω, A
- Auto range: Capacitor range
Specifications
| Function | Range | Resolution | Accuracy |
|---|---|---|---|
| DC Voltage (DCV) | 0.4000 V | 0.1 mV | ±(0.5%＋5) |
| DC Voltage | 4.000 V | 0.001 V | ±(0.5%＋5) |
| DC Voltage | 40.00 V | 0.01 V | ±(0.5%＋5) |
| DC Voltage | 400.0 V | 0.1 V | ±(0.7%＋3) |
| DC Voltage | 1000 V | 1 V | ±(0.7%＋3) |
| AC Voltage (ACV) | 0.0040 V | 0.001 V | ±(1.0%＋2) |
| AC Voltage | 40.00 V | 0.01 V | ±(0.8%＋3) |
| AC Voltage | 400.0 V | 0.1 V | ±(0.8%＋3) |
| AC Voltage | 750 V | 1 V | ±(0.8%＋3) |
| DC Current (DCA) | 0.0400 A | 0.01 mA | ±(1.0%＋2) |
| DC Current | 0.4000 A | 0.1 mA | ±(0.8%＋3) |
| DC Current | 10.00 A | 0.01 A | ±(1.2%＋5) |
| AC Current (DCA) | 0.0400 A | 0.01 mA | ±(1.0%＋2) |
| Resistance (Ω) | 0.4000 Ω | 0.1 Ω | ±(1.0%＋2) |
| Resistance | 4.000 kΩ | 0.001 kΩ | ±(0.8%＋2) |
| Resistance | 200.0 MΩ | 0.1 MΩ | ±(5%＋10) |
| Capacitance | 4.000 nF | 0.001 nF | ±(4.0%＋10) |
| Capacitance | 4.000 μF | 0.001 μF | ±(4.0%＋5) |
| Capacitance | 10.00 mF | 0.01 mF | ±(10%) |
Special Features
- Diode Test
- Transistor Test (hFE)
- LED Backlight
- Low Battery Indicator
- 1 meter drop test readiness
- Hold / Backlight combined key
- Auto Power Off (approx. 15 minutes)
General
- Power: 1.5V x 2 AA batteries
- Color: Red + Gray
- Weight: ~328 g (bare unit)
- Dimensions: 175 × 83 × 53 mm
Packaging
- Color box, user manual, test leads, calibration certificate
- Inner carton: 30 pcs, 390 × 355 × 355 mm, ~14.5 kg