6,56 € 5PCS/10PCS/20PCS B1209S-1WR3 B1209S-1WR2 B1209S-1W B1203S SIP-4 12V TO 9V 1W DC-DC isolapted power module 5PCS/10PCS/20PCS B1209S-1WR3 B1209S-1WR2 B1209S-1W B1203S SIP-4 12V TO 9V 1W DC-DC isolapted power module 6,56 € Aliexpress EU - Consumer_Electronics Einkaufen Preisentwicklung 20.09.2023 6,56 €