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I like the product and how easy is it to use them and making a tight grip on the wires
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1 Channel 5V Active Low Relay Module
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The 5V 1-channel relay module works with a 5V to 12V TTL control signal. It is perfect for controlling home appliances and for use in microcontroller projects. the 5V relay module can handle a 220V AC load, so you can use it to control motors, LED strips, or other devices.
This single-channel relay acts like a regular switch, keeping its contacts separate from the circuit it controls. It has an LED light to show when the relay is ON and accepts input from a 3-5V microcontroller.
The output terminals connect to the relay, and there’s a 2x3-pin male header for easy wiring. You can power it with an external 5V source or through the male header. The 5V relay module can handle up to 5A at 240V AC.
Note: It is important that the microcontroller shares ground with the relay board along with other control signals else it will not be able to control the relay.
Also, check the other 5V Relays Collections.
Check out our wide variety of Relays including 5V, 12V, and Solid state relay switches.
At Robocraze, the price starts at just ₹29, making it one of the most affordable and reliable options for makers, students, and IoT developers. Prices may vary depending on ongoing offers, brand selection, and stock availability. Unlike many low-grade alternatives in the market, our relay modules undergo strict quality checks to ensure stable switching performance, durable PCB design, and long operational life. Whether you're building home automation systems, robotics projects, or industrial prototypes, we provide genuine components that deliver better reliability and performance compared to unverified marketplace sellers.
| Feature | Robocraze 1 Channel 5V Relay Module | Generic Market Relay Module |
|---|---|---|
| Operating Voltage | 5V DC | 5V DC |
| Trigger Type | Low-Level Trigger | Varies |
| Switching Capacity | 10A @ 250V AC / 10A @ 30V DC | 7A–10A (Inconsistent) |
| Optocoupler Isolation | Yes (Selected Models) | Often No |
| PCB Quality | Industrial Grade FR4 | Standard / Thin PCB |
| LED Indicators | Power + Status LED | Single LED / None |
| Terminal Type | Screw Terminal | Mixed Quality |
| Quality Testing | Pre-dispatch Tested | Not Guaranteed |
| Application Suitability | Arduino, Raspberry Pi, IoT, Automation Projects | Basic Hobby Projects |
| Specification | Value |
|---|---|
| Number of Channels | 1 |
| Operating Voltage | 5V |
| Contact Rating | 5A at 240V AC |
| Dimensions | 3 x 2 x 1 cm |
| Weight | 5 grams |
The 1 Channel 5V Relay Module provides a single relay that can be controlled by any 5V digital output from your microcontroller. The relay is accessible using screw terminals and can handle up to 2A of current. A handy LED indicates the status of the relay.
The Single Channel Relay Module is a convenient board that can be used to control high voltage, and a high current load such as motor, solenoid valves, lamps, and AC load. It is designed to interface with microcontrollers such as Arduino, PIC and etc.
Relay boards are computer boards with an array of relays and switches. They are designed to control the voltage supply and have input and output terminals. Relay boards provide independently programmable, real-time control of multiple onboard relay channels.
A 1 channel 5V relay module is a powerful and versatile tool for controlling high-voltage or large current electronic devices using low voltage microcontrollers. With its compact size and efficient design, this relay module serves as a reliable interface between the control system and the controlled device in various industrial automation applications. It can easily switch AC or DC loads up to 10A with input signals from sensors, buttons, relays, or switches. This makes it an essential component for home automation systems, security systems, robotics projects and more. Its simple installation process combined with its affordable price point make it suitable for both professional engineers and DIY enthusiasts alike.
A 5V relay is an essential component in various electronic devices, from household appliances to industrial machinery. Its working principle involves a low voltage coil that creates a magnetic field when activated by an external signal or control unit. This magnetic field then attracts the armature and closes the circuit of higher voltages, allowing current to flow through and power up the device. The use of relays eliminates the need for directly connecting high-voltage circuits with delicate control units, providing safety and versatility in multiple applications. With its reliable operation and compact design, it has become a preferred choice for designers seeking efficient solutions without compromising on performance.
Yes. All 1 Channel 5V Relay Modules sold by Robocraze are sourced from verified manufacturers and trusted suppliers. We ensure every unit meets standard quality benchmarks for coil voltage accuracy, switching capacity, and PCB durability. Each module is tested for proper triggering and load handling before dispatch, ensuring you receive a genuine and fully functional product suitable for Arduino, Raspberry Pi, and other microcontroller-based applications.