CATEGORIES
- Electrical Devices
  - - Motors
      
      AC Motor
      
      DC Motors
      
      Geared Motors
      
      Pager Motors
      
      Servo Motors
      
      Stepper Motors
      
      Air / Water Pump
    - more motor
      
      More Motor...
  - - Power Supplies
      
      AC - DC Power Adapters
      
      AC - AC Power Adapters
      
      USB Power Adapters
      
      DC - DC Power Adapters
      
      Bench Power Supplies
      
      Chassis Power Supplies
      
      Power Supply Accessories
    - more power supplies
      
      More Power Supplies...
  - - Transformers
      
      AC Transformers
      
      Audio Transformers
      
      Bare Bone Transformers
      
      Step-up & Step-down Transformers
      
      Variable Transformers
      
      Choke Transformers
    - more transformers
      
      More Transformers...
  - - Featured Items
      
      BENCH DIGITAL POWER SUPPLY...
      
      CA$147.00
      
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      BENCH DIGITAL POWER SUPPLY...
      
      CA$185.00
      
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      BENCH PROG. DC SWITCH POWER...
      
      BENCH PROG. DC SWITCH POWER SUPPLY...
      
      CA$200.00
      
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  - - Other Electrical Devices
      
      Solar Panels
      
      PID Temperature Control
      
      Thermal Control
      
      Digital / Analog Timer
      
      Networking and Computing Equipment
      
      Security & Automation
      
      Inverters
      
      Display / Monitor
    - more electrical devices
      
      More Electrical Devices...
- Electronic Components
  - - Resistors
      
      1/4 W
      
      1/2 W
      
      Surface Mount Device(SMD)
      
      Resistor Network
      
      PTC RESISTORS
      
      NTC RESISTORS
  - - Capacitors
      
      Ceramic
      
      Electrolytic
      
      Surface Mount Device (SMD)
      
      Super Capacitors
      
      Variable
      
      Capacitor Kits
  - - Fuses
      
      Auto Fuse
      
      Ceramic Fuse
      
      Circuit Breaker
      
      Fuse Holders
      
      Glass Fuse
      
      Thermal Fuse
  - - Diodes & Rectifiers
      
      Bridge Rectifiers
      
      Zener Diodes
      
      Schottky Diodes
      
      Fast Recovery Diode
      
      Germanium Diode
      
      Power Diode
  - - LEDs
      
      Electro- luminescent Wire (EL)
      
      LEDs
      
      LED Strip
      
      LED String
      
      LED Drivers
      
      LED Controllers
  - - Potentiometers
      
      Trimmer
      
      Slide
      
      Wire Wound
      
      Multi-Turn
      
      Potentiometer Accessories
      
      Single Turn
  - - Relays
      
      Solid State Relay
      
      Automotive Relay
      
      AC Relay
      
      DC Relay
      
      Timer Relay
      
      Remote Relay Modules
  - - Switches
      
      Toggle
      
      Push Button
      
      Rocker
      
      Slide
      
      Tactile
      
      Rotary
  - - Integrated Circuits & Transistors
      
      2S series
      
      74:HC
      
      Opto-Couplers
      
      MOSFET
      
      TRIAC
      
      Regulator
  - - Other Electronic Components
      
      Light Bulbs
      
      Carbon Brush Replacement
      
      Solenoid
      
      Peltier Plate
      
      IC Sockets
      
      Electret Microphone
      
      Knobs
      
      Inductors
  - - Featured Items
      
      LED RGB STRIP KIT, 12V...
      
      CA$90.00
      
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      NEOPIXEL DIGITAL RGB LED...
      
      CA$65.00
      
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      CONTROLLABLE 100 LED STRING...
      
      CA$18.00
      
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- Prototyping Tools
  - - Micro-Controllers
      
      Arduino
      
      Banana Pi
      
      Flora / Gemma
      
      Lilypad
      
      MICRO:BIT
      
      Raspberry Pi
    - More mirco-controllers
      
      More Micro-Controllers...
    - Sensors
      
      Accelerometer / Gyro Sensor
      
      Distance Sensor
      
      Flex Sensor
      
      Vibration Sensor
      
      Hall Effect Sensor
      
      Rotary Encoder
    - More Developement Tools
      
      More Sensors...
  - - Prototyping
      
      BreadBoard
      
      Breakout Boards
      
      Copper Clad
      
      Printed Circuit Board (PCB)
      
      Conductive Materials
      
      Header Pins and Sockets
    - More Prototyping
      
      More Prototyping...
    - Modules
      
      Audio Modules
      
      Bluetooth
      
      Relay Module
      
      Voltage Step Up/Down
      
      Display Module
    - More Modules
      
      More Modules...
  - - Featured Items
      
      ARDUINO UNO R3
      
      The Arduino Uno is a microcontroller...
      
      CA$33.00
      
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      RASPBERRY PI 4 MODEL B KIT,...
      
      Raspberry Pi 4 Model B A...
      
      CA$112.50
      
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    - Other Prototyping Tools
      
      DIY Kits / Robotic Kits
      
      Books & Magazines
      
      littleBits
      
      Atlas Scientific
      
      AVR / PIC Programming Tools
    - More prototyping Tools
      
      More Prototyping Tools...
- Wire & Cables
  - - Wires
      
      Coaxial and RF Cable
      
      Fiber Optic Cable
      
      High Temperature Wire
      
      Magnet Wires
      
      Multi-Conductor Cables
      
      NiChrome Wires
      
      Ribbon Cables
      
      Silicon Hook Up Wires
      
      Solid Hook-Up Wires
      
      Stranded Hook-Up Wires
      
      Teflon Hook Up Wire UL1332 FEP
  - - Cable Management
      
      Accessories
      
      Cable Bushings
      
      Cable Clips/ Clamps
      
      Cable Markers
      
      Cable Ties
      
      Conduits
      
      Fibreglass Tubings
      
      Grommets/ Eyelets
      
      Heat Shrink Tubings
      
      Hole Covers
      
      Spiral Cable Wraps
      
      TechFlex Braidings
      
      Waterproof Fittings
      
      Wire Duct / Wire Track
      
      Wire Taps
  - - Cables
      
      Coaxial Cables
      
      Computer Cables
      
      DMX Cables
      
      Network Cables
      
      Power Cables
      
      Telephone Cables
  - - Featured Item
      
      NICHROME WIRE 0.3MM...
      
      CA$2.00
      
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      ENAMEL MAGNET WIRE...
      
      CA$10.50
      
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      BRAIDED SLEEVING, PET 1/2"...
      
      CA$0.85
      
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- Audio Selections
  - - Audio Cables
      
      1/4" to 1/4"
      
      1/4" to RCA
      
      1/4" to XLR
      
      3.5mm to 1/4"
      
      3.5mm to 3.5mm
      
      3.5mm to RCA
      
      3.5mm to XLR
      
      Digital Coaxial
      
      Hi Fidelity (HI-FI)
      
      MIDI Cables
      
      Optical Audio (Toslink)
      
      RCA to RCA
      
      Speaker Cables
      
      Speakon Cable
      
      XLR to RCA
      
      XLR to XLR
  - - Amplifiers & Tubes
      
      Elekit Tube Amplifier kits
      
      Guitar Tube Amplifier KIT
      
      Tube Sockets
      
      Tubes
      
      Tubes Amplifiers
      
      Volume Controllers
    - Featured Items
      
      STEREO TUBE POWER AMPLIFIER...
      
      CA$355.00
      
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      YAQIN TUBE AMPLIFIER,...
      
      CA$900.00
      
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      YAQIN TUBE AMPLIFIER,...
      
      CA$799.00
      
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      TUBE, JJ, 12AX7-S/ECC83S
      
      CA$19.00
      
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- Battery Products
  - - Batteries
      
      Lead Acid
      
      Lithium Polymer
      
      Lithium Ion
      
      Nickel Metal Hydride
      
      Alkaline/ Standard
      
      Coin Battery
      
      Phone Replacement Batteries
      
      Standard Lithium
  - - Holders & Clips
      
      AA
      
      AAA
      
      9V
      
      C Cell
      
      D Cell
      
      N Cell
      
      LC18650
      
      Coin Cell
  - - Other Battery Products
      
      Battery Charger / Tester
      
      Battery Bank
  - - Featured Items
      
      CHEERO POWER PLUS NYANBOARD...
      
      CA$35.00
      
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      CHEERO POWER PLUS 4...
      
      CA$80.00
      
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      CHEERO POWER MOUNTAIN...
      
      CA$180.00
      
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  - - Featured Items
      
      BATTERY, RECHARGEABLE...
      
      CA$7.50
      
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      BATTERY, RECHARGEABLE SLA,...
      
      CA$21.00
      
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      iMAX-B6AC V2 BALANCE...
      
      CA$70.00
      
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- Electronics Hardware
  - - Fans & Heat Sinks
      
      Fan Cables
      
      Heat Sinks / Compounds
      
      Fan Guard
      
      Fan Filter
      
      Fans - AC
      
      Fans - DC
  - - Enclosures
      
      ABS
      
      Diecast
      
      PVC
      
      Aluminium
      
      Sheet Metal
      
      Rack Instrument Enclosures
  - - Belts
      
      SBS Belts
      
      SBO Belts
      
      SBM Belts
      
      SBL Belts
      
      FBS Belts
      
      FBM Belts
  - - Nuts & Bolts
      
      Nuts
      
      Screws
      
      Washers
      
      Kits
      
      Standoffs
      
      PCB Support
  - - Connectors & Adaptors
      
      Power Connection
      
      DIN Connector
      
      KeyStone and Wall-mount
      
      Hardware Crimp Connectors
      
      Wire to Board / Wire to Wire Connections
      
      D-Sub Connectors
  - - Other Electronic Hardwares
      
      Magnets
      
      Ferrite Rings and Rod
      
      Rubber Feets
      
      Antenna Indoor / Outdoor
      
      Joystick / Remote Controller
      
      Telephone Accessories
  - - Featured Items
      
      METRIC NITRILE 0-RING...
      
      CA$12.50
      
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      SET SCREW KIT M3-M5
      
      CA$25.00
      
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  - - SUPER NINTENDO SNES USB...
      
      CA$15.00
      
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      MAGNET DISC NEODYMIUM D15x2MM
      
      CA$1.50
      
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- Video & Display
  - - Digital & Analog Cables
      
      DisplayPort to HDMI
      
      Displayport Adapter
      
      HDMI to HDMI
      
      HDMI to DVI
      
      DVI to DVI
      
      VGA to VGA
      
      RCA to RCA
      
      BNC to BNC
      
      Mini DisplayPort to HDMI
      
      Mini HDMI to HDMI Cables
      
      Components Video Cables
      
      Composite Video Cables
      
      Displayport to Displayport
      
      USB Type C to Display Adaptor
  - - Video Connectors
      
      Inline Cable End Connector
      
      BNC Chassis Mount
      
      Video Connecting Adapters
      
      HDMI / DVI Adapters
    - Video Converter & Splitter
      
      Coaxial Splitter
      
      HDMI Splitter
      
      HDMI Switch
      
      VGA Splitter & Converter
      
      Video Switch
      
      HDMI Converter
      
      HDMI Extender
  - - Featured Items
      
      USB TYPE-C TO VGA, DVI,...
      
      CA$35.00
      
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      HDMI IN TO RCA OUT...
      
      CA$50.00
      
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      HDMI SPLITTER 1 IN 2 OUT 2K...
      
      CA$60.00
      
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      HDMI KVM SWITCH, DUAL USB...
      
      CA$39.95
      
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      HDMI SWITCH BOX 3-IN 1-OUT...
      
      CA$50.00
      
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- Chemicals
  - - All Chemicals
      
      Adhesive
      
      Butane
      
      Polymorph Plastic
      
      Other
      
      Cleaners
      
      Contact Cleaners
      
      Cold Spray
      
      Compressed Air
      
      Flux / Flux Remover
      
      Heat Sink Compound
      
      Insulators / Sealants
      
      Keypad Repair
      
      Lubricants
      
      PCB Chemicals & Supplies
      
      Shielding
  - - Popular Cleaners
      
      RUBBER RENUE 408A-125ML
      
      CA$11.65
      
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      DEOXIT D5 CONTACT CLEANER
      
      CA$22.00
      
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      MG CONTACT CLEANER...
      
      CA$16.95
      
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  - - Featured Items
      
      MG SUPER COLD 403A-285G
      
      CA$15.00
      
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      ISOPROPYL ALCOHOL 824-1L
      
      CA$16.00
      
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      CHEMICAL, POLYMORPH - 250G
      
      CA$16.00
      
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- Tools & Equipment
  - - Featured Items
      
      ZHAOXIN 898D, 2-IN-1 SOLDER...
      
      CA$125.00
      
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      DIGITAL MULTIMETER VC9808+
      
      CA$75.00
      
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      BEST ELECTRONIC HEAT GUN /W...
      
      CA$35.00
      
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      SCREW DRIVER SET 32-IN-1 #9132
      
      CA$19.00
      
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      BENCH DIGITAL POWER SUPPLY...
      
      CA$147.00
      
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- Mechanical Hardware
  - - All Mechanical Hardwares
      
      Shaft Coupler
      
      Timing Gear / Pulley
      
      Timing Belt
      
      Radial Bearing
      
      Mounting Hub
      
      Linear Bearing
      
      Din Rail and Accessories
      
      Linear Actuator
      
      Brackets
      
      Mini Shaft Rod and Accessories
      
      Gears
      
      Propellers
      
      Springs
      
      Ball Casters
      
      Misc Motor Accessories
      
      Misc Hardware
  - - Featured Items
      
      SHAFT COUPLER, 5MM TO 5MM
      
      CA$5.00
      
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      METAL GEAR, 20 TEETH, 5MM...
      
      CA$5.00
      
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      TIMING BELT 1:1 RATIO, 10...
      
      CA$18.00
      
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      KIT, M3 FLAT HEAD PHILIPS...
      
      CA$15.00
      
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- 3D Printing & 3D Parts
  - - Featured Products
      
      ANET3D PRINTER N4 UV...
      
      CA$765.00
      
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      ANET3D PRINTER A6 DESK TOP KIT
      
      CA$399.00
      
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      VERTEX 3D PRINTER KIT K8400...
      
      CA$1,000.00
      
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      3D FILAMENT NEO PLA 1.75MM...
      
      CA$45.00
      
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      3D FILAMENT FILAGLOW GLOW...
      
      CA$38.00
      
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  - - Filaments
      
      ABS
      
      BOTFEEDER ABS / PLA
      
      HIPS
      
      PETG
      
      PLA
      
      UNIQUE
    - Other 3D Printing Materials
      
      Chemicals
      
      Printers
      
      Printing Parts
- Computer & Cellular Hardware
- Miscellaneous
BRANDS
- - FEATURED
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- - A-C
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    BPS System
    
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    Circuit Test
  - D-H
    Denko
    
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    Elekit
    
    Gao Jie
    
    Geeetech
    
    Goldsource
    
    Hakko
    
    Hammond
    
    Hongdak
- - I-M
    Infinity Batteries
    
    JJ
    
    Lee's Electronic Component
    
    Link Instrument
    
    Little Bits
    
    Lukas
    
    Make:
    
    MAKERbuino
    
    Mean Well Power Supplies
    
    MG Chemicals
    
    Micro:Bit
    
    Mullard
  - N-R
    Neutrik
    
    Osepp
    
    PC Cable World
    
    Pololu
    
    Pros Kit
    
    QVIA
    
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    Rdeer
- - S-T
    SCI
    
    Seeed Studio
    
    ShuGuang
    
    Solarbotic
    
    Solen
    
    Solomon
    
    Sovtek
    
    Sparkfun
    
    Sun Valley
    
    Switchcraft
    
    Tamiya
    
    TechFlex
    
    Tenda
    
    Tung-Sol
  - U-Z
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    VCell
    
    Velleman
    
    Victor
    
    Weller
    
    Yaqin
    
    Zhao Xin
PROJECTS
COMMUNITY
- - TOOLS
    
    RESISTOR READER
    
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- - FEATURED POSTS
    
    BEST ELECTRONIC STORE 2019
    
    MORE POSTS...
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FILTERS

New products

NEUTRIK 4 PIN XLR INLINE...

NEUTRIK 4 PIN XLR INLINE FEMALE NC4FXX

All new products

Opto-Couplers

There are 10 products.

Showing 1-10 of 10 item(s)

TRANSISTOR 4N25 6PIN OUTPUT...

TRANSISTOR 4N25 6PIN OUTPUT OPTOISOLATOR

Product ID: 7300

In Stock

CA$1.10

IC PS2501-2-ND 1 CHANNEL OPTO-COUPLER TRANS. DIP

IC PS2501-1 1 CHANNEL OPTO-COUPLER TRANS. 4 PIN DIP

Product ID: 71786

Out of Stock

CA$2.80 EACH

TRANSISTOR 4N26 6PIN OUTPUT...

TRANSISTOR 4N26 6PIN OUTPUT OPTOISOLATOR

Product ID: 73001

In Stock

CA$1.10 EACH

IC 6N138 DARLINGTON OUTPUT OPTOCOUPLER

IC 6N138 DARLINGTON OUTPUT OPTOCOUPLER

Product ID: 7567

In Stock

CA$2.50 /unit

IC 4N35 OPTOCOUPLER

IC 4N35 OPTOCOUPLER

Product ID: 7573

In Stock

CA$1.25 /unit

IC 4N33 OPTOCOUPLER

IC 4N33 OPTOCOUPLER

Product ID: 7574

In Stock

CA$0.95 /unit

IC 4N28 OPTOCOUPLER 6 PIN

IC 4N28 OPTOCOUPLER 6 PIN

Product ID: 7601

In Stock

CA$1.00 /unit

IC PS2501-4-ND 4 CHANNEL OPTO-COUPLER TRANS. DIP

IC PS2501-4-ND 4 CHANNEL OPTO-COUPLER TRANS. DIP

Product ID: 71785

RETIRED

CA$4.50 EACH

IC 4 CHANNEL OPTO-COUPLER TRANS. ILQ1

IC 4 CHANNEL OPTO-COUPLER TRANS. ILQ1

Product ID: 71917

In Stock

CA$4.50 EACH

IC, PC817C, 1 CHANNEL...

IC, PC817C, 1 CHANNEL OPTO-COUPLER TRANS. DIP

Product ID: 717861

In Stock

CA$2.80 EACH