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  <title>[elecena] Opencircuit 3,3V Step-Down &amp;amp; Step-Up Converter - zmiany ceny</title>
  <description>This compact module brings a voltage from 1.8V to 5V up or down to 3.3V. This makes it possible to power a 3.3V module or controller, such as the ESP8266 or HC-05, with 2 to 3 AA batteries.</description>
  <item>
   <title>Opencircuit 3,3V Step-Down &amp;amp; Step-Up Converter - 2.55 EUR</title>
   <link>https://elecena.pl/product/27739080/opencircuit-3-3v-step-down-amp-step-up-converter</link>
   <pubDate>2025-01-22</pubDate>
  </item>
  <item>
   <title>Opencircuit 3,3V Step-Down &amp;amp; Step-Up Converter - 1.95 EUR</title>
   <link>https://elecena.pl/product/27739080/opencircuit-3-3v-step-down-amp-step-up-converter</link>
   <pubDate>2025-05-17</pubDate>
  </item>
  <item>
   <title>Opencircuit 3,3V Step-Down &amp;amp; Step-Up Converter - 2.70 EUR</title>
   <link>https://elecena.pl/product/27739080/opencircuit-3-3v-step-down-amp-step-up-converter</link>
   <pubDate>2025-05-18</pubDate>
  </item>
  <item>
   <title>Opencircuit 3,3V Step-Down &amp;amp; Step-Up Converter - 1.95 EUR</title>
   <link>https://elecena.pl/product/27739080/opencircuit-3-3v-step-down-amp-step-up-converter</link>
   <pubDate>2025-05-27</pubDate>
  </item>
  <item>
   <title>Opencircuit 3,3V Step-Down &amp;amp; Step-Up Converter - 2.70 EUR</title>
   <link>https://elecena.pl/product/27739080/opencircuit-3-3v-step-down-amp-step-up-converter</link>
   <pubDate>2025-05-28</pubDate>
  </item>
  <item>
   <title>Opencircuit 3,3V Step-Down &amp;amp; Step-Up Converter - 2.55 EUR</title>
   <link>https://elecena.pl/product/27739080/opencircuit-3-3v-step-down-amp-step-up-converter</link>
   <pubDate>2026-02-20</pubDate>
  </item>
  <item>
   <title>Opencircuit 3,3V Step-Down &amp;amp; Step-Up Converter - 1.95 EUR</title>
   <link>https://elecena.pl/product/27739080/opencircuit-3-3v-step-down-amp-step-up-converter</link>
   <pubDate>2026-03-13</pubDate>
  </item>
  <item>
   <title>Opencircuit 3,3V Step-Down &amp;amp; Step-Up Converter - 2.55 EUR</title>
   <link>https://elecena.pl/product/27739080/opencircuit-3-3v-step-down-amp-step-up-converter</link>
   <pubDate>2026-03-16</pubDate>
  </item>
  <item>
   <title>Opencircuit 3,3V Step-Down &amp;amp; Step-Up Converter - 1.55 EUR</title>
   <link>https://elecena.pl/product/27739080/opencircuit-3-3v-step-down-amp-step-up-converter</link>
   <pubDate>2026-04-11</pubDate>
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