If you’re involved in the commissioning, maintenance and testing of electrical installations, you need the CZ20055. As insulation (megger) testing is an essential task for all electrical contractors and tradespeople, it makes sense to have the best tool on the market to complete the job. And with its easy to read illuminated analogue display, the CZ20055 fits the bill perfectly.


Lightweight and easy to use, the CZ20055 provides user selectable voltage outputs of 250V, 500V and 1000V for M testing, with 3 and 5000 testing also available for terminal connections. Continuity testing is also provided for basic connectivity testing.


Applications of the CZ20055 Insulation Tester:

  • Insulation (megger) testing
  • Testing of terminal connections
  • Continuity testing
  • IR testing at 250V, 500V, & 1000V


The illuminated analogue display of Aegis Insulation Tester means that you can see results at a glance. The lock button feature will hold the last reading in place until reset, allowing you the time to make a detailed recording of the results. A live circuit warning LED and hazardous voltage alarming are provided as standard to alert the user if accidental connection to a live circuit it made prior to conducting any testing.
The CZ20055 comes packaged and presented in a hard carry case to protect the unit whilst it’s not in use. Purchase also includes two probe leads as well as a single lead fitted with an alligator clamp which is provided to allow better maneuverability and safety when conducting tests.


Features of the CZ20055 Insulation Tester:

  • Easy to read illuminated analogue display
  • Live circuit warning
  • Hand held or free standing operation
  • Comes in protective carry case
  • Includes probe leads and a lead with alligator clamp
  • Meets EN61326 and EN61010-1 requirements
  • In IEC 61010: CAT III 1000V

(CZ20055)

12 month warranty

SKU CZ20055
Model # CZ20055
Brand AEGIS
Unit Of Measure each

Be The First To Review This Product!

Help other Bourne Superstore users shop smarter by writing reviews for products you have purchased.

Write a product review

More From This Category