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Relay Modules
USB, Serial, I2C Relay Modules.
- Menu
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Connectors & Leads
- Audio & Video Connectors
- BNC Connectors
- Computer IT Connectors
- Battery Connectors
- Power Plugs, Sockets & Leads
- Mains Leads & Connectors
- Terminal Blocks
- Screwless Helacon Connectors
- PCB Mounting Connectors
- Robotics Power Connectors
- D Type Connectors
- IDC Connectors
- Chassis Connectors
- JST, Molex & Similar Leads & Connectors
- PCB Cable Headers & Housings
- Male PCB Headers & Jumpers
- Female PCB Headers
- Cable Assembly Housings
- Pre-Crimped Wires
- RC Leads
- 4mm Banana Connectors
- Test Leads
- Crocodile Clips
- Electrical
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Electronics
- Resistors
- Potentiometers & Presets
- Capacitors
- Diodes & Thyristors
- Inductive
- Transistors
- Integrated Circuits
- Crystals
- Opto Electronics & LEDs
- Light & Sound Effects
- Controller Boards
- Projects & Kits
- Switches & Relays
- 3D Printer Electronics
- Electronics Hardware
- E-Textiles
- Electronics Tools
- Soldering Irons & Accessories
- Electronics Test Equipment
- Breadboarding
- Audio
- Breakout Boards
- MIDI, MP3 & Ogg
- Octopus Bricks
- Interfaces
- Voltage Converter Modules
- Motors & Controllers
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Sensors
- Accelerometers
- Flex / Force
- Gas & Moisture Sensors
- Gyros
- Magnetic Compass & Hall Effect Sensors
- Motor Shaft Encoders
- Proximity Sensors
- Resistive Position Sensors
- RFID & Barcode
- Ultrasonic Sensors by MaxBotix
- Various other Sensors
- Current Sensors
- Distance Sensors
- Inertial Measurement Units
- InfraRed Receivers
- Light Sensors
- Pressure Sensors
- Reflectance Sensors
- Time of Flight Sensors
- Thermo
- Ultrsonic Sensors
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Bearings
- Miniature Ball Bearings
- Miniature Flanged Ball Bearings
- Grooved Model Bearings
- Miniature Thrust Ball Bearings
- Bearing Blocks
- Linear Bearing Slide Units
- Linear Rail & Blocks
- Deep Groove Bearings
- Igus 2-Hole Flange Bearings
- Igus 4-Hole Flange Bearings
- Igus Panel Mounting Bearings
- Igus Pillow Block Bearings
- Cast Flanged Bearings
- Cast Pillow Block Bearings
- Pressed Steel Bearings
- Gears & Sprockets
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Pulleys & Belts
- GT2 Pulleys
- GT2 Belts
- MXL025 Timing Pulleys
- MXL025 Timing Belts
- Brass Pulleys
- T2.5x6mm Timing Pulleys
- T2.5x6mm Timing Belts
- MFA T5x10mm Timing Pulleys
- MFA T5x10mm Timing Belts
- T5x10mm Timing Pulleys
- T5x10mm Timing Belts
- Aluminium V Pulleys
- Pulley Belts
- Plastic Model Pulleys
- Wooden Pulleys
- Model Pulleys with Brass Hub
- Pulley Blocks
- Mechanical & Fixings
EU Orders under £125 (€150) - As a registered IOSS company, EU orders include VAT avoiding additional charges and delays for the customer at Customs entry.
EU Orders over £125 (€150) or for EU business customers - the VAT will be refunded before goods are dispatched. Please note, VAT and duty may be charged direct to the customer at customs entry by the shipping company. EU business user accounts can be upgraded to be automatically VAT exempt on request.