5 PCS Optocoupler Isolation Board, Icstation DC 12V Optocoupler Isolation Module EL817 1 Channel Opto PNP NPN Signal Converter, Isolator High-Level Trigger 80KHz
from $14.99
Ximimark 50Pcs PC817C Optocoupler IC Chip DIP-4 Transistor Output Optocoupler Optical Isolator
$6.99
from $4.39
NOYITO 1-Channel PC817 Optocoupler Isolation Module Optoelectronic Isolator Signal Isolation and Anti-Interference 3-5V 12V 24V (Pack of 2) (3-5V)
from $6.50
NOYITO TLP281 4-Channel Optocoupler Isolation Board for High and Low Level Optocoupler Isolation Expansion Board (Pack of 5)
from $7.99
50pcs PC817C PC817 EL817 817C DIP-4 Linear Optocoupler Opto-Isolator
NOYITO PC817 4-Channel Optocoupler Isolation Board Voltage Converter Adapter Module 3.6-30V Driver Photoelectric Isolated Module
from $6.99
DONGKER Optocoupler Isolation Board,DC 3.3V 5V PNP NPN 8-Channel Signal Converter Opto Voltage Isolation Module
from $13.99
HiLetgo 2pcs ADUM1201 Dual Channel Digital Magnetic Isolator Replace Optocouplers
from $8.49
BOJACK PC817 OPTOCOUPLER DIP Installation PC817C 2.54 mm Pitch 4-pin DIP-4 (Pack of 50 pcs)
from $7.99 ($0.16 / Count)
D213 Opto-Isolator ILD213T Optoisolator Microcontroller Breakout Board Module
from $3.66
More results from Amazon »