Model 446

5kV @ 20mA AC Hipot, 6kV @ 5mA DC Hipot, Insulation Resistance, 40A AC Ground Bond Tester, CE Listed

Our 446 model is a 4-in-1 tester with AC Hipot, DC Hipot, Insulation Resistance, and Ground Bond capabilities. This tester features a simple design and easy-to-use interface, reducing setup time and increasing production-line throughput for your application. The 446 is equipped with multiple memories and an optional USB port for remote BUS communication so you can quickly perform tests on a variety of DUTs from the front panel or with a PC. Add to user safety by equipping your tester with Personal Protective Equipment (PPE) via the built-in safety interlock.
Learn about our 5 Year Warranty.

  AC Hipot AC Hipot DC Hipot DC Hipot Insulation Resistance Insulation Resistance Ground Bond40A Ground Bond  
Model 446 Check Mark Check Mark Check Mark Check Mark  
Model 448 500VA Check Mark Check Mark Check Mark View Details



Specs      Manual      Quick Start Guide      Quick Start Video


Hipot  / Ground Bond Testers come with all of the accessories you need to run a test right out of the box. 

  • 33189 Power Cord (10A)
  • 99-10783-01 Fuse
  • 38075 Interlock Connector
  • 40428 Ground Bond Test Lead
  • 40429 Ground Bond Return Lead
  • 04040A-08 High Voltage Lead
  • 99-10797-01 USB Cable

Find more compatible accessories > 

USB Driver 

Stop hand writing test results. Our SCI 440 Series has an optional USB communication interface, which allows for easy automation and data collection. For those who have this feature, please download our free USB driver.


Download USB Driver >>