<?xml version="1.0" encoding="UTF-8"?>
<!--Generated at Wed, 22 Apr 2026 22:20:42 +0200-->
<rss version="2.0">
 <channel>
  <title>[elecena] ISP4520-US-TB - zmiany ceny</title>
  <description>Zest.uruch: demonstracyjny; Bluetooth: 4.2,BLE; Sieć: LoRa</description>
  <item>
   <title>ISP4520-US-TB - 276.14 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2020-04-19</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 250.17 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2020-05-01</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 252.77 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2020-05-08</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 252.61 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2020-05-16</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 239.99 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2020-06-01</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 236.52 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2020-06-10</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 237.34 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2020-06-19</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 237.98 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2020-06-28</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 238.39 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2020-07-04</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 302.70 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2020-07-12</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 303.26 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2020-07-18</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 297.82 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2020-07-28</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 298.15 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2020-08-01</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 298.59 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2020-08-09</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 297.57 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2020-08-15</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 297.34 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2020-08-19</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 297.60 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2020-08-21</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 297.96 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2020-08-31</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 300.78 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2020-09-09</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 301.55 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2020-09-19</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 307.65 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2020-09-28</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 304.17 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2020-10-07</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 308.63 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2020-10-17</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 309.65 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2020-10-26</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 308.03 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2020-11-05</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 304.15 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2020-11-16</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 303.00 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2020-12-04</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 300.59 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2020-12-15</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 304.55 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2020-12-24</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 307.44 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2021-01-07</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 306.27 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2021-01-14</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 306.82 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2021-01-24</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 305.35 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2021-02-02</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 304.28 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2021-02-07</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 303.45 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2021-02-19</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 305.61 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2021-03-01</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 309.87 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2021-03-12</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 312.72 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2021-03-22</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 307.23 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2021-04-11</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 302.73 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2021-06-02</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 302.09 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2021-06-03</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 276.96 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2021-09-06</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 281.98 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2021-10-02</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 283.34 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2021-10-28</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 289.52 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2021-11-24</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 302.36 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2021-12-21</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 296.34 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2022-02-07</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 306.95 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2022-03-07</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 294.67 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2022-04-03</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 296.26 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2022-05-16</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 293.95 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2022-06-14</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 307.18 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2022-07-14</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 296.68 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2022-08-12</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 299.17 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2022-09-08</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 308.50 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2022-10-10</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 297.75 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2022-11-09</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 297.65 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2022-12-06</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 333.22 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2023-01-06</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 338.69 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2023-02-08</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 334.14 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2023-03-13</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 334.22 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2023-03-14</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 323.65 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2023-05-22</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 317.49 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2023-07-03</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 316.58 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2023-08-09</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 320.10 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2023-08-21</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 330.70 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2023-09-30</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 318.07 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2023-11-09</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 308.29 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2024-02-14</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 300.72 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2024-03-29</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 295.37 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2024-05-16</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 299.48 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2024-07-02</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 298.00 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2024-10-20</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 312.56 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2025-01-15</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 291.24 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2025-03-31</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 282.10 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2025-04-25</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 283.02 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2025-05-04</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 285.20 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2025-05-13</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 282.03 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2025-05-30</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 276.14 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2025-06-17</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 270.92 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2025-07-05</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 273.36 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2025-07-14</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 273.53 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2025-07-22</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 274.44 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2025-08-10</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 276.06 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2025-08-28</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 272.79 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2025-09-07</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 270.37 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2025-09-17</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 272.32 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2025-09-26</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 274.50 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2025-10-16</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 273.71 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2025-10-26</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 277.76 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2025-11-05</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 273.23 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2025-11-14</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 272.60 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2025-12-04</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 268.96 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2025-12-25</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 269.83 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2026-01-04</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 270.74 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2026-01-14</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 266.32 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2026-02-03</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 265.91 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2026-02-13</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 269.35 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2026-02-23</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 275.89 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2026-03-05</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 279.69 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2026-03-16</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 276.14 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2026-03-26</pubDate>
  </item>
  <item>
   <title>ISP4520-US-TB - 272.91 PLN</title>
   <link>https://elecena.pl/product/16528772/isp4520-us-tb</link>
   <pubDate>2026-04-14</pubDate>
  </item>
 </channel>
</rss>
