Kyoritsu 4105A Earth Tester Digital






  • Dust and drip proof (designed to IEC 529 IP54)
  • In addition to the facility for precision measurement, test leads for simplified two wire measuring system also supplied as standard accessories
  • Unit can be hung from the neck for simplified measurement
  • Designed to meet IEC 61010-1 safety standard
  • Capable of measuring earth voltage
  • Automatic warning when resistance of auxiliary earth spikes is in excess of tolerance
  • 2 mA measuring current permits earth resistance tests without tripping earth leakage current breakers in the circuit under test

$908.70 inc. GST

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Kyoritsu 4105A Earth Tester Digital

SKU 4105A Category Tag


Measurement Ranges Earth Resistance: 0 to 20 Ω/0 to 200 Ω/0 to 2000 Ω Earth Voltage (50,60Hz): 0 to 200 V AC
Accuracy Earth Resistance: ±2% rdg ±0.1Ω (20 Ω range); ±2% rdg ±3 dgt (200 Ω/2000 Ω range) Earth Voltage: ±1% rdg ±4 dgt
Overload Protection Earth Resistance: 280 V AC for 10 seconds across 2 of the 3 terminal Earth Voltage: 300 V AC for 1 minute
Safety Standard IEC 61010-1 CAT III 300V Pollution Degree 2, IEC 61557
Applicable Standards IEC 60529 IP54
Withstand Voltage 3700V AC for 1 minute
Power Source 6 x AA Batteries
Dimensions 4.13 x 6.22 x 2.76″ (105 x 158 x 70 mm)
Weight Approximately 1.21 lb (550 g)



Kyoritsu is a world leading brand when it comes to electrical test and measurement. Kyoritsu offers an extensive range of high quality instruments from analogue/digital multimeters to high-end power quality analysers that are widely used and trusted by electricians, maintenance technicians and engineers.

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Additional information

Weight .8 g
Dimensions 30 × 20 × 10 mm



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