10pcs EL357N-C Optocoupler Isolation Module Signal level Conversion Module 3.3V 5V 12V 24V NPN PNP Input Signal Indicator Module
USD 10.44USD 12.00
10pcs EL357N-C Optocoupler Isolation Module Signal level Conversion Module 3.3V 5V 12V 24V NPN PNP Input Signal Indicator Module