This electrical safety test instrument series is designed for insulation resistance and voltage withstand testing of electrical devices and components according to various safety standards. A multitude of automation and labor-saving features are provided to ensure effective testing for a wide variety of requirements and test conditions. Select the most appropriate model for your applications.

The 3158 is a voltage endurance tester with built-in pass/fail comparator and timer functions designed to test for compliance with many safety standards. In addition to emphasis on safe testing with such functions as a power interlock and key lock, the 3158 provides superb voltage comparator functions, test condition storage and operability. External I/O and RS-232C interfaces are provided to facilitate easy automatic testing.