Description
5V/12V/24V 1-Channel 10A Relay Low Level Trigger Module with Optocoupler Isolation & 2-Poles
The 1-Channel Relay Module with optocoupler isolation provides a safe and reliable way to control high-voltage devices using low-level DC signals. Available in 5V, 12V, and 24V versions, this relay module is compatible with Arduino, Raspberry Pi, ESP32, STM32, and other microcontrollers.
It features low-level trigger input, LED indicators, and 2 screw terminal blocks for secure connections. With optocoupler protection, the module isolates the control side from the high-voltage side, making it safe and durable for DIY, IoT, and industrial automation projects.
Key Features
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Available in 5V, 12V, and 24V versions.
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Low-level trigger – compatible with microcontrollers & logic devices.
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Optocoupler isolation for safe input/output separation.
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Relay rating: up to AC 250V 10A / DC 30V 10A (varies by relay type).
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2 screw terminal blocks for load connections.
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Onboard status indicator LED.
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Compact PCB design with mounting holes.
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Ideal for home automation, robotics, and embedded projects.
Technical Specifications
| Specification | Details |
|---|---|
| Module Type | 1-Channel Relay Module |
| Operating Voltage | 5V / 12V / 24V (depending on variant) |
| Trigger Type | Low-Level Trigger |
| Relay Output Rating | AC 250V / 10A, DC 30V / 10A |
| Isolation | Optocoupler-based input/output separation |
| Terminals | 2 Screw Terminal Blocks |
| Indicator | Power & status LED |
| Dimensions | Compact PCB with mounting holes |
| Applications | IoT, Home Automation, Robotics, Embedded Systems |
Applications
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Arduino & Raspberry Pi projects – controlling appliances & lights.
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Home automation – smart switching of fans, pumps, and devices.
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Industrial control systems – interfacing with PLCs & controllers.
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Robotics & IoT devices – safe switching of motors & actuators.
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DIY electronics – low-cost solution for high-voltage device control.