5V 1 Channel Relay Module NO/NC 240VAC

The 5V 1 Channel Relay Module NO/NC 240VAC is a compact relay board designed to control AC and DC electrical loads using a 5V control signal. It provides Normally Open (NO), Normally Closed (NC), and Common (COM) relay contacts, making it suitable for home automation, industrial control, robotics, IoT, and embedded system applications.

Description

The 5V 1 Channel Relay Module NO/NC 240VAC provides a reliable solution for switching electrical loads using a low-voltage control signal. Its compact design makes it suitable for integration into automation systems, control panels, robotics projects, and embedded applications.

The module offers Normally Open (NO), Normally Closed (NC), and Common (COM) relay contacts, allowing flexible switching configurations for different applications. Clearly labeled terminal connections simplify installation, while the PCB layout supports quick integration with microcontrollers, development boards, and PLC controllers.

It is widely used in home automation, industrial automation, IoT systems, educational projects, and prototype development where dependable electrical switching is required.

Key Features

• Single relay output channel
• Operates from a 5V DC supply
• NO, NC, and COM relay contacts
• Supports AC and DC load switching
• Screw terminal connections for secure wiring
• Compact PCB design
• Easy integration with microcontrollers and PLC controllers
• Suitable for automation, robotics, and embedded applications
• Mounting holes for convenient installation

Technical Specifications

Note: The maximum switching current, trigger type (High-Level/Low-Level), LED indicators, and relay model may vary depending on the manufacturer. Verify these specifications on the supplied module before use.

Typical Uses

• Home automation systems
• Industrial control panels
• Educational electronics projects
• Embedded systems
• Robotics applications
• IoT control systems
• Prototype development

Applications

Home Automation

• Lighting control
• Appliance switching
• Smart switches
• Door lock systems

Industrial Automation

• PLC control
• Machine control
• Process automation
• Equipment switching

Embedded Systems

• Arduino projects
• ESP32 projects
• ESP8266 projects
• Raspberry Pi projects
• Raspberry Pi Pico projects
• STM32 projects
• PIC projects
• AVR projects
• ARM-based systems

Electrical Load Control

• Lamps
• Fans
• Water pumps
• Solenoid valves
• Alarm systems
• Small AC and DC loads

Compatibility

Compatible with:

• Arduino Uno
• Arduino Nano
• Arduino Mega
• ESP32 Development Boards
• ESP8266 Development Boards
• Raspberry Pi
• Raspberry Pi Pico
• STM32 Development Boards
• PIC Microcontrollers
• AVR Development Boards
• ARM Development Boards
• DSP Controllers
• PLC Controllers
• Other 5V digital control systems

Package Includes

• 1 × 5V 1 Channel Relay Module NO/NC 240VAC

Important Notes

• Use a regulated 5V DC power supply.
• Confirm the relay's current rating before connecting loads.
• Verify the module's trigger logic according to the supplied hardware.
• Disconnect power before wiring or servicing the module.
• Follow appropriate electrical safety practices when working with mains voltage.

Why Buy from Chip.pk

• Genuine electronic components
• Fast delivery across Pakistan
• Secure packaging
• Wide selection of Arduino, ESP32, Raspberry Pi, IoT, robotics, and automation products
• Trusted support for students, makers, engineers, and industry professionals
• Reliable source for embedded systems and electronic components in Pakistan

Frequently Asked Questions (FAQs)

1. What is the 5V 1 Channel Relay Module used for?

The 5V 1 Channel Relay Module is used to switch a single AC or DC electrical load using a low-voltage control signal from a microcontroller, PLC, or other digital control system.

2. Is this relay module compatible with Arduino?

Yes. The module is compatible with Arduino Uno, Nano, Mega, and other Arduino-compatible development boards that provide a suitable digital control signal.

3. Can I use this relay module with ESP32 and ESP8266?

Yes. It can be used with ESP32 and ESP8266 development boards. Verify the module's trigger voltage and logic requirements before connecting it.

4. Does this module work with Raspberry Pi?

Yes. The module can be connected to Raspberry Pi GPIO pins. Ensure the GPIO output level matches the relay module's trigger requirements.

5. What do NO, NC, and COM mean?

• NO (Normally Open): The circuit is open until the relay is activated.
• NC (Normally Closed): The circuit is closed until the relay is activated.
• COM (Common): The common terminal connected to either NO or NC depending on the relay state.

6. What is the maximum AC voltage supported?

This module is designed for switching AC loads up to 240VAC. Always verify the relay's current rating printed on the installed relay before use.

7. Can this relay module control DC loads?

Yes. It can switch compatible DC loads within the relay's specified voltage and current ratings.

8. Is this relay module suitable for home automation?

Yes. It is commonly used for controlling lights, fans, pumps, alarms, door locks, and other electrical devices in home automation projects.

9. Is this relay module suitable for industrial automation?

Yes. It is suitable for PLC control systems, machine automation, industrial equipment control, and embedded control applications.

10. Is this relay module suitable for beginners?

Yes. Its simple wiring, clearly labeled terminals, and compact design make it suitable for students, hobbyists, educators, and professional developers.