Opto couplers

3D printing
Antennas
- Antenna accessories
- Mobile TV antennas
- FM radio antennas
- GPS antennas
- TV antennas
- WIFI/GSM/3G/4G antennas
Batteries
- Battery chargers
- Rechargeable batteries
- Battery packs
- Sealed lead acid batteries
- Battery holders
- Batteries unchargable
Arduino
- Arduino models
- Arduino shields
- Arduino playground
- Arduino accessories
- Arduino kits
Audio/video
- AV digital
- AV analog
- AV converters
- Speakers
- Headphones
- Microphones
- Buzzers
- AV Misc
- Amplifiers
Automation
BBC micro:bit
- micro:bit kits
- micro:bit addon boards
- micro:bit playground
- micro:bit accessories
- micro:bit robots
Electronic components
- Sensors
- Actives
- Passives
- Component kits
Security alarm
Soldering
- Bench supports
- Soldering flux/paste
- Solder
- Soldering tools
- Soldering irons
- Gas soldering irons
- SMD soldering
- Tip cleaning
- Desoldering braids/pumps
- Spare parts Pace
- Spare parts Proskit
  - Soldering stations Proskit 206/207
- Spare parts Thermaltronics
- Spare parts Weller
- Spare parts Xytronic
Cables and wires
- RF coaxial cable 50ohm
- RF coaxial cable 75ohm
- Audio cables/wires
- LV data cables
- FFC cables
- Speaker cables
- Power cables
- Rubber cables
- Copper wires
- Flat cables
- Multicore equipment wires
- Phone cables
- Silicone wires
- Thermocouple cable
- Network cables CAT5/6/7
- Video cables
- Singlecore equipment wire
- Wire assortments
Wiring accessories
- Heat shrink tubes
- Cable ties
- Spiral wrap
- Plastic tape
- Cable conduits
- Cable organizer
- Cable cover
Development boards
- AVR
- STM32
  - STM32 NUCLEO SHIELDS
- Atmel SAM
- ESP
- TI MSP/TIVA
- nRF ARM
Books
Leds
- Bright LEDS
- Special purpose LEDs
- LED holders
- LED stripe
- LED displays
- LED holders/spacers
- Multicolor LEDS
- Basic LEDS
- SMD LEDs
- Discount LEDS
- Power LEDs
- LED drivers
Connectors
- Audio/video connectors
- Car connectors
- Pin header connectors
- Phone connectors
  - ECT connectors
  - Modular connectors
- Crimp connectors
- RF connectors
- Terminal blocks
- Industrial connectors
- Computer connectors
- DC power connectors
- DIN41612 EURO card connectors
Connector adapters
- Adapter sets
- Audio PLUG adapters
- Audio JACK adapters
- BNC adapters
- IEC antenna adapters
- DIN adapters
- F adapters
- FME adapters
- N adapters
- RCA adapters
- SMA adapters
- SMB adapters
- TNC adapters
- UHF adapters
- XLR adapters
Thermal management
- Heat sinks
- Heat sink insulators
- Peltier elements
- Heat dissipating paste
- Cooling fans
- Thermal conductors
Mechanics
- Screws/nuts/washers
- Housing
- Misc
- EMI/EMC/RFI Shielding
  - Conductive gaskets
  - Maadoitusjouset
- PCB mounting
- Shaft
- Rails
Single board computers
- Raspberry Pi
- Raspberry Pi starter kits
- Banana Pi
- Pine64
- Beaglebone
- SBC displays
- SBC addon boards
- SBC hifi boards
- SBC accessories
- SBC misc
- BBC micro:bit
Displays
- Touch panels
- OLED displays
- TFT displays
- LCD displays
- IPS LED displays
Measurement
- Multimeters
- Oscilloscopes
- Panel meters
- Current clamps
- Thermometers
- Component testing
- Test leads/connectors
- Mains measurement
- Debugging
- Misc measurement
- Signal generators
Memory cards
Services
Phones
- Wired phones
- Smart phones
Prototyping
- Breadboards
- Jumper wires
- Stripboards
- Copper PCB boards
- PCB supplementary
- Drilling/cutting
- Etching
- Prototyping tools
Making
- E-textiles
DIY kits
- Crumble
- Kitronik
- FutureKit
- Kemo
- LinkerKit
- Elecfreaks
- Sparkfun
- Crowtail
Robotics
- Robotic kits
- Robot electronics
- Robot mechanics
Electromechanics
- Switches
- Lamps
- Motors
- Relays
- Solenoids
- Fuses
- Thermostats
- Contactors
Electrics
- Battery clamps
- IEC power connectors
- Mains extension
- Home appliances
- Neutrik Powercon
- Wire terminals
- Wire terminal blocks
- SCHUKO
- SCHUKO/IEC power cords
- Electrical installation
- Cigarette lighter/hella
Power supplies
- Solar panels
- Power supplies for car use
- 110V
- DC/DC voltage converters
- SMPS power supplies
- Voltage inverters
- DC/DC power converters
- Laptop power supplies
- Laboratory power supplies
- Linear power supplies
- Mascot accessories
- Transformers
- USB chargers
Computer
- Sound
- KVM switches
- Mass memory
- Network
- Display
- PC mechanics
  - D-connector accessories
  - PC screws/nuts
- Printing
- PC power
  - UPS power backup
- Buses
- Misc computer accessories
Telecom
- ADSL/VDSL
- Ethernet/LAN
- Optical fibres
- SFP Transceivers
- Internet Of Things
- WiFi
- GPS
TV/radio/VCR/CD
- Remote controls
- Audio player motors
- Pinch rollers
- Rubber belts
Tools and handtools
- ESD protection
- Tweezers
- Service spray
- Milling
- Wire strippers
- Hot glue
- Glue paint grease
- Rest of tools
- Hobby drills
- Pliers
- Cleaning
- Crimp tools
- Screwdrivers
- Side cutters
- Storage boxes
- Flash lights
- Hex bits
- Tool sets
- Working lights
Lightning
- Halogen Lighting
  - Halogen lamps
  - Halogen lamp power supplies
- LED Lighting
- Bulbs
- Dimming
- Fluorescent tubes
- Lamp accessories
Gadgets
Outsale
Agencies Elgood Oy
- Abiko (Elpress)
- Attend
- BELDEN
  - Belden Industrial Ethernet cables
  - Belden Automaatiokaapelit
- Bellwether
- Broadlake
- Cvilux
  - USB Connectors
  - CP35 3.0mm power
  - CA-series IDC connectors
  - CF FFC connectors & cables
- Danotherm
- DECA
- Delta
- Entertec
- Fulham Company B.V
- Hirose
  - U.FL micro coaxial connectors
  - Wire to Board
  - RF-test connectors
- HolyStone
- Jianghai
- KDS
- Lantronix
- LINEAR INTEGRATED SYSTEMS
- LinkPP
- MURATA
- Myrra
- Provertha
- Quectel
- Seiko
- SENSOLUTE
- Winstar
News Letters
- May 2019 - educational kits
- July 2019 - New products from Owon
- January 2020 - Opening party 31.1.

POLY CAPACITOR 560nF PULSE 250V R22,5
0,84 € -50% 1,67 €

OPTOCOUPLER PC121 DIP4

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OPTOCOUPLER PC121 DIP4

Reference: PC121

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Case	DIP4

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