MACH3 engraving machine 5-axis CNC control board, with optocoupler, motor drive controller, with 25-pin parallel port USB cable
Juried Engineering Lite-On 4N25 Optocoupler, Phototransistor Output, with Base Connection Breadboard-Friendly IC DIP-6 (Pack of 20): Amazon.com: Industrial & Scientific
Raspberry Pi Relay Module Expansion Board with Isolated Optocoupler – MakerFocus
6N136-000E - Broadcom - Optocoupler, Transistor Output, 1 Channel
General Instruments - 6N138 - IC, optocoupler. 6N138, MCC670., Removed from Equipment, Package of 25.
IC, TLP552 optocoupler - Syntaur
BOJACK PC817 OPTOCOUPLER DIP Installation PC817C 2.54 mm Pitch 4-pin DIP-4 (Pack of 50 pcs): Amazon.com: Industrial & Scientific
Optocoupler 4N25 4N-25 Optocoupler IC DC Input Transistor
NOYITO 1-Channel PC817 Optocoupler Isolation Module Optoelectronic Isolator Signal Isolation and Anti-Interference 3-5V 12V 24V (Pack of 2) (3-5V): Amazon.com: Industrial & Scientific
4 N 25 Optocoupler (ON) – TOMSON ELECTRONICS
NSL-32SR2. - Advanced Photonix - Optocoupler, Photocell / LDR Output, Axial
2CH/4CH/8CH Channel Relay Module Board With Optocoupler H/L Level Triger 5V-24V | eBay
Amazon.com: AVLIS-CO Pack of 2 4N25 Optocoupler DC-in 1-CH Transistor with Base DC-Out 6-Pin PDIP : Industrial & Scientific
Why use optocouplers in electronics? - Power Electronic Tips
HCPL-2531-000E - Broadcom - Optocoupler, Transistor Output, 2 Channel
VO618A-4X017T Vishay Semiconductors | Mouser
5 PCS) HCPL-050L Optocoupler DC-IN 1-CH With Base DC-OUT 8-Pin SOIC | eBay
MACH3 Engraving Machine 5AXIS CNC Control Board, With An Optocoupler, Motor Drive Controller, With 25-Pin Parallel Port USB Cabl
SIEMENS SFH620-2 Optocoupler 4-Pin Plastic Dip New Lot Quantity-25 | eBay
