+

TTL turn 485 1 road module microcontroller serial UART level signal to 485 photoelectric isolation automatic flow management

USD 29.19

TTL turn 485 1 road module microcontroller serial UART level signal to 485 photoelectric isolation automatic flow management

Description
Specification
IR2153S 10pcs
USD 1.68USD 1.77
ME2149 2149F ME2149F 10pcs
USD 1.54USD 1.62
+