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Electronics, Modules, Switch
E1019 5V 1 Channel Relay Module
5V 1 channel relay module for Arduino. Control high-voltage devices like lights and motors with simple digital signals.
$5.00
5V 1 Channel Relay Module – High Power Switching for Arduino Projects
This 5V single-channel relay module allows low-voltage microcontrollers to safely control higher-voltage or higher-current devices. It is ideal for switching lights, motors, and other loads, making it perfect for automation, control systems, and real-world electronics projects.
Key Features
- Controls high-voltage devices using low-voltage signals
- 5V relay compatible with Arduino and microcontrollers
- Digital input for simple on/off control
- Onboard transistor driver and protection diode
- LED indicator for relay status
What’s Included
- 1 × 5V 1 Channel Relay Module
Curriculum Links
Australian Curriculum (v9.0):
- ACTDEK042 – Investigate how systems are designed and controlled
- ACTDEP050 – Produce designed solutions
Victorian Curriculum:
- VCDSTS039 – Technologies systems and control
- VCDSCD041 – Producing designed solutions
NSW (Stage 4–5 Technology Mandatory):
- TE4-2DP – Designs and produces solutions
- TE4-3DP – Selects and safely uses tools and materials
Classroom Use / Learning Outcomes
Students will:
- Control high-power devices using a microcontroller
- Understand switching and isolation concepts
- Build automation systems (e.g. lights, alarms)
- Apply real-world control logic
Teacher Benefits
- Demonstrates real-world applications of electronics
- Easy to connect and program
- Built-in protection improves safety
- Ideal for project-based learning
Perfect For
- Home automation projects
- Switching lights and appliances
- Arduino control systems
- STEM and electronics learning
Technical Specifications
- Operating Voltage (Module): 5V DC
- Relay Coil Voltage: 5V
- Trigger Signal: Digital (HIGH/LOW depending on module type)
- Control Interface: IN, VCC, GND
- Switching Capacity:
- 10A @ 250V AC
- 10A @ 30V DC
- Relay Type: SPDT (Single Pole Double Throw)
- Contact Terminals: COM, NO (Normally Open), NC (Normally Closed)
- Driver Circuit: Transistor + flyback diode
- Isolation: Some versions include optocoupler (varies by model)
- Indicator LEDs: Power and relay status
- Compatibility: Arduino, Raspberry Pi, and other microcontrollers
- Dimensions: ~50mm × 26mm
- Mounting / Form Factor: PCB module with screw terminals
- Operating Temperature: -20°C to +70°C
- Additional Notes: Suitable for switching mains power with proper safety precautions
