[elecena] STK4151X - zmiany ceny STK 4151X POWER AMPL / 2X30W / 8E / 29V STK4151X - 20.04 EUR https://elecena.pl/product/16840160/stk4151x 2020-05-13 STK4151X - 25.00 EUR https://elecena.pl/product/16840160/stk4151x 2026-10-17