[elecena] PCF8574T/3-U1 - zmiany ceny Ekspandery portów we/wy; PCF8574T/3; NXP SEMICONDUCTORS; I2C; 16; 8; 100 kHz PCF8574T/3-U1 - 10.60 PLN https://elecena.pl/product/30370158/pcf8574t-3-u1 2026-06-05 PCF8574T/3-U1 - 10.75 PLN https://elecena.pl/product/30370158/pcf8574t-3-u1 2026-09-21