Major Tech AC Power True RMS Clamp Meter (MT790)
Major Tech Clamp Meters
Takealot · checked Today
- Average
- R 5 630.00
- Lowest seen
- R 5 630.00
- Highest seen
- R 5 630.00
- Last change
- R 0.00
- First indexed
- 08 Sep 2026
- Vendor
- Takealot
The MT790 is a Single and 3-Phase 1000A AC Power TRMS Clamp Meter. This Power Clamp meter operates as a True RMS Clamp Meter, Power Meter, Multimeter and AC Voltage Detector. Measuring ranges include AC Current, Voltage, Frequency and Power including True Power, Apparent Power, Reactive Power and Active Power. Measures 1-Phase and balanced 3-Phase True Power (kW), Apparent Power (kVA), Reactive Power (kVAR) and Active Power (kWh), plus Power Factor and Phase Angle. Manually stores and recalls of up to 99 data logs. USB interface for connection to a PC for data logging function with included software.
Features:
True RMS Clamp Meter, Power Meter and DMM
Ø55mm Cable clamp size
Measures AC current up to 1000 Amps
Measures AC voltage to 750V
USB interface for PC connection for Data Log Function
Analysis for single phase and balanced three phase system
Manual data memory
KW/KVA/KVAC/Pf
MIN/MAX and Data Hold
Auto Power Off
Complete with Colour Coded Test Leads
Manually Store/Recall up to 99 Data Logs
Large Dual LCD Display with 9999 Count and Bargraph
ADDITIONAL INFORMATION:
Jaw size: 55mm
AC Current: 1000A
AC current resolution: 0.1A
AC Current accuracy: ±(2.0% +5)
AC Voltage: 750V
AC Voltage resolution: 0.1V
AC voltage accuracy: ±(1.2% +5)
Frequency: 200HZ
Frequency resolution: 1Hz
Frequency accuracy: ±(0.5% +5)
Temperature: -50 to 1300°C
Temperature resolution: 1°C
Temperature accuracy: ±(5.0°C +3)
Active Power: 40A-1000A, 30.00KW – 750.0KW
Active Power Resolution: ?1000KW:0.01KW, 100KW:0.1KW
Active Power accuracy: ±(3.0% +5)
Apparent Power: 40A-1000A, 0.01KVA-750.0KVA
Apparent Power Resolution: ?1000KVAr:0.01KVAr, 100KVAr:0.1KVAr
Apparent Power Accuracy: ±(3.0% +5)
Reactive Power: 40A-1000A, 0.01KVAr -750.0KVAr
Reactive Power Resolution: ?1000KVA:0.01KVA, 100KVA:0.1KVA
Reactive Power Accuracy: ±(3.0% +5)
Power factor: 0.3-1 cap or ind
Power factor resolution: 0.001
Phase angle: 0°-90°
Phase angle resolution: 1°
Phase angle Accuracy: ±(2.0°)
Active Energy: 1-9999kWh
Active Energy resolution: 0.001kWh
Active Energy accuracy: ±(3.0% +2)
True RMS Measurements: ACV, ACA
AC Bandwidth: 50Hz to 60Hz
Digital Display: 9999
Bargraph: Yes
PC interface: Yes
Records events and Trends: Yes
Data logging: Yes
Non-Contact Voltage (NCV): Yes
Over-range indication: Yes
Input Impedance: ?10Mohm VAC
Min Max: Yes
Back Light: Yes
Enclosure: Injection moulded case
Low battery indication: Yes
Power source: 6LR61
Weight: 631g
Dimensions: 335 x 70 x 21mm
What's in the box
1 x MT790 Clamp Meter
1 x 9V Battery
1 x Yellow, Red, Blue & black Test Leads
1 x Instruction Manual
1 x USB Cable
1 x Set of Crocodile Clips
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