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Waveshare RS232 To TTL Module 3V-5.5V Serial Port Module SP3232 Chip RS232 SP3232 Module Strip Cable DB9 To TTL Converter Board
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  • $12.99 
  • Free Shipping
DTech RS232 to RS485 Converter Serial Communication Data Adapter with TX RX LED Indicators and Terminal Board
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  • $16.87 
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Sensor high level low level converter PLC signal PNP to NPN proximity photoelectric switch (PNP to NPN)
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  • $19.24 
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Sensor high level low level converter PLC signal PNP to NPN proximity photoelectric switch (NPN to PNP)
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  • $19.24 
  • Free Shipping
FOR RS232 to RS485 Adapter Switch 232 Turn 485 Adaptor 485 Communication Converter Port-Powered Surge protection
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  • $19.08 
  • Free Shipping