- True RMS provides better accuracy when measuring non-sinusoidal or noisy waveforms
- 6000 count EBTN display w/bargraph
- LoZ mode (Low Impedance)
- µA Current measurement
- Low Pass Filter (LPF)
- Data Hold and Relative mode
- Min/Max and Auto power off
- Low battery indicator
- CAT III 600V safety category
- ETL listed
| MM520 | MM525 | |
| Display counts | 6000 count | 6000 count EBTN w/bargraph |
| Basic Accuracy | ±0.7% | ±0.7% |
| AC/DC Voltage | 600V | 600V |
| AC/DC Current | 10A | 10A |
| AC/DC µA Current | 600µA | 600µA |
| Resistance | 60MΩ | 60MΩ |
| Temperature |
-40 to 1832°F (-40 to 1000°C) |
-40 to 1832°F (-40 to 1000°C) |
| Capacitance | 100mF | 100mF |
| Frequency | 10MHz | 10MHz |
| Duty Cycle | 0.1 to 99.9% | 0.1 to 99.9% |
| Continuity | <10Ω | <50Ω |
| Lo Pass Filter (LPF) | Yes | Yes |
| LoZ | — | Yes |
| NCV Detector | Yes | Yes |
| Clamp Adapter Input | 10mV/A (60A max) | — |
| Safety Category | CAT III-600V | CAT III-600V |
| Dimensions |
6.9 x 3.2 x 1.9'' (175 x 81 x 48.5mm) |
6.9 x 3.2 x 1.9'' (175 x 81 x 48.5mm) |
| Weight | 12.3oz. (350g) | 12.2oz. (345g) |
US 21559 
BR 21276 
GB 11112 
CA 8291 
AU 6918 
IE 5003 
IN 3289 
TR 2972 
