optocouplers

• Optocoupler High/Low Level Relay Module 5VDC 1Channel for ARM DSP AVR

  

  Go to see$5.85

• 5V 2 Channel Relay Module Relay Expansion Board With OPTOCOUPLER Protection

  

  Go to see$3.28

• ZITRADES (TM) 16-Channel 12V Relay Module for Arduino DSP AVR PIC ARM

  

  Go to see$20.22

• Make: More Electronics: Journey Deep Into the World of Logic Chips, Amplifiers, Sensors, and Randomicity

  

  Go to see$20.17

• Sunkee 10PCS PC817 PC817C EL817C LTV817 PC817-1 DIP-4 OPTOCOUPLER SHARP

  

  Go to see$3.00

• DC 5V 2-Channel Optocoupler Driver Relay Module for PIC ARM DSP AVR

  

  Go to see$5.77