The very latest version of the best selling PAT tester on the market. Revised to comply with the new IET Code of Practice 5th Edition 2020. 

  • Simple Three Button Layout
  • 200mA Earth Continuity, 250V & 500V Insulation & Substitute Leakage Tests
  • Works from AA Batteries
Our Seaward Primetest 100 kit includes includes;

  • Primetest 100 PAT Tester
  • Black Test Lead (For Earth Bond and Insulation Resistance Tests)
  • Red IEC Test Lead
  • Carry Case
  • 6 x AA Batteries
  • Personalised Calibration Certificate (Calibrated before shipping with your details on the certificate)
  • 100 Pass Labels
  • 100 Failed Labels
  • Free PAT Testing Guide
  • Technical Support
  • Authorised Seaward Distributor


Technical Specifications

Earth Continuity
Test Current+/- 200mA DC
Display Range0.00 – 19.99Ω
Pass Value0.1Ω/0.2Ω/0.3Ω
IEC Lead Test
Tests PerformedEarth continuity, Insulation resistance, Live, neutral continuity and polarity
Equivalent Leakage Class II
Test Voltage40V, 50Hz AC nominal
Display Range0.10 – 19.99mA
Pass Value5mA
Insulation Range
Test Voltages250V/500VDC
Display Range0.20 – 19.99MΩ
Pass Value1MΩ/2MΩ
Equivalent Leakage Class I
Test Voltage40V, 50Hz AC nominal
Display Range0.10 – 19.99mA
Pass Value5mA
Power Socket Test
Input Voltage Range230V +10% – 15% AC
IndicatorsLine to earth voltage, Line to neutral voltage, Neutral earth

Weight and Dimensions

Weight and Dimensions800g/11cm (w) x 5.5cm (d) 27cm (l)

Power Source

 Power Source 6 x AA type disposable batteries

Free PAT Mobile App available for Apple and Android devices.