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  <title>[elecena] IR4056-20 Insulation tester with comparator, up to 1000 V - zmiany ceny</title>
  <description>Hioki insulation testers or megohmmeters feature all-in-one designs including built-in rugged cases and test lead storage compartments.

The IR4056 is a 5-range, 50 V to 1000 V digital insulation resistance tester with efficient functions and features to help shorten work time associated with field insulation testing.

Key Features:</description>
  <item>
   <title>IR4056-20 Insulation tester with comparator, up to 1000 V - 280.44 EUR</title>
   <link>https://elecena.pl/product/21496827/ir4056-20-insulation-tester-with-comparator-up-to-1000-v</link>
   <pubDate>2022-08-21</pubDate>
  </item>
  <item>
   <title>IR4056-20 Insulation tester with comparator, up to 1000 V - 268.14 EUR</title>
   <link>https://elecena.pl/product/21496827/ir4056-20-insulation-tester-with-comparator-up-to-1000-v</link>
   <pubDate>2023-01-31</pubDate>
  </item>
  <item>
   <title>IR4056-20 Insulation tester with comparator, up to 1000 V - 280.44 EUR</title>
   <link>https://elecena.pl/product/21496827/ir4056-20-insulation-tester-with-comparator-up-to-1000-v</link>
   <pubDate>2025-12-29</pubDate>
  </item>
  <item>
   <title>IR4056-20 Insulation tester with comparator, up to 1000 V - 305.04 EUR</title>
   <link>https://elecena.pl/product/21496827/ir4056-20-insulation-tester-with-comparator-up-to-1000-v</link>
   <pubDate>2026-01-10</pubDate>
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