The Extech MA443 is a digital clamp meter with a CAT III 600 V rating and a 4000-count display. This handheld multimeter is suitable for voltage, current, and frequency measurements. It is ideal for use in electrical installation, troubleshooting, and maintenance tasks.
Type |
Handheld multimeter |
A AC reading range (min.) |
0.01A |
Amperage reading range AC (max.) |
400A |
Basic accuracy |
0.8% |
Calibrated to |
Manufacturer's standards (no certificate) |
Current reading |
AC |
Dim |
(L x W x H) 41 x 77 x 228 mm |
Display |
Digital |
Display (counts) |
4000 |
Frequency reading range |
01 Hz - 1MHz |
Height |
228mm |
Length |
41mm |
Measurement type (details) |
True RMS |
Opening range of current clamps |
30mm |
Power supply (details) |
3x AAA battery |
Reading category |
CAT III 600 V |
Reading range - capacity |
0.01 nF - 40mF |
Temperature |
-40 to +1000°C |
Temperature reading range (max.) |
+1000°C |
Temperature reading range (min.) |
-40°C |
V AC reading range (max.) |
600V |
V AC reading range (min.) |
1mV |
Voltage DC reading range (max.) |
600V |
Voltage metering |
AC/DC |
Voltage reading range DC (min.) |
0.1mV |
Weight |
264g |
Width |
77mm |
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