GF112D 120A Clamp Single Phase Electricity Meter Tester With Bluetooth Printer

single phase meter tester

GF112D electricity meter tester is a single-phase handheld clamp electronic meter test unit in accuracy class 0.1or 0.2, used for testing single phase electricity meters error on site. Wide measurement range from 1mA to 120A and 0 to 600V, and also can be used to test alternating current parameters - voltage, current, active power, reactive power, apparent power, harmonics, phase angle, power factor, frequency, energy etc.
GF112D have excellent industrial structure design, weight light, operation simply, suite for electricity power utilities metrological department to check single phase energy meter error, it is with bluetooth printer, can print test error data on site for customers. This model GF112D tester is one ideal test tool for electrical engineer, Welcome to try on it.



  • 4-quadrant measurement;
  • Vector diagram display;
  • Rotary field indication;
  • External thermal-printer;
  • Display of vector diagram;
  • Energy meter counters testing;
  • Testing of energy and power registers;
  • Testing of 1P2W electricity meter error;
  • Testing of 1P2W inductive energy meter error;
  • Testing of 1P2W mechanical energy meter error;
  • Frequency, phase angle and power factor measurement;
  • Oscilloscope function display current & current wave;
  • Harmonic analysis for voltage and current up to the 63th harmonics;
  • Power and energy measurement of active, reactive and apparent energy;


  • Accuracy class 0.1;
  • With Smart optical sampler;
  • 3.5 inch color touch TFT LCD;
  • Easy and user friendly operation;
  • Lithium batteries can be replaced;
  • Storage 5000 groups calibrate data;
  • With PC software, export test report;
  • The best light weight meter test set;
  • With bluetooth & USB communication port;
  • Automatic compensation for current clamp;
  • Wide measuring range 0 -600V /0.001-120A;
  • Unique long-term and temperature stability;
  • The Li-battery can work 48 hours continuously;
  • One screen displays all the measured parameters;
  • Auto testing single phase electricity meter error;
  • The meter and current clamp have Integration design;


Electrical parameters 
Accuracy class 0.1% or 0.2%
Active power measurement accuracy 0.1%, 0.2%
Energy measurement accuracy 0.1%, 0.2%
Power supply AAA type, Li rechargeable battery, 2700mAh, 3.6V
it can work 48 hours continuously
Warming-up time <2 min
Voltage measurement
U Range 0-600V
Accuracy 0.1%
Harmonics 2nd-63nd
Current measurement
I Range 1mA-120A, 10mA-200A
Accuracy 0.1% or 0.2%
Harmonics 2nd-63nd
Phase measurement
Range 0.00°-359.99°
Resolution 0.01°
Accuracy 0.05°
Frequency measurement
Range 40-70Hz
Resolution 0.001Hz
Accuracy 0.002Hz
Power Factor Measurement
Range -1 ~ 0 ~ 1
Resolution 0.0001
Accuracy 0.0005
Energy pulse output
Pulse constant 25000
Energy Pulse Input
Input range of pulse constant 1-25000
Pulse input level 5V
Register test Yes
PC management software Yes
Android APP software Yes
Vector digram Yes
Wave Yes
Harmonic Yes
LCD 3.5 inch touch TFT color LCD
Smart optical sampler Yes
Energy pulse cable Yes
Data storage 5000 sets
BT printer Optional
Communication port USB & Bluetooth port
Standard IEC 62053-21,22, 23; IEC 60736; ANSI C12.20-2002;
JJG 597-2005; JJG596-2012; JJG 1085-2013; JJF 68-2019;
DL/T 826-2002; DL/T 1478-2015; DL/T 448-2016
Isolation protection IEC 61010-1:2001
Measurement Category 300 V CAT III & 600 V CAT III
Degree of protection IP42
Declaration of conformity CE & CNAS certified
Mechanical parameters
Dimensions (W×D×H) (mm) 225×61×38
Aperture of current clamp: 30mm
Weight (kg) 0.5 (mains)
1.5 (accessory and portable box)
Environmental conditions
Working temperature -10°C to 55°C
Working humidity 5%-85%RHD
Storage temperature -25°C to 70°C
Storage humidity 5%-95%RHD

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