5?V 1?Channel Relay Module - Compatible With 5?V Microcontrollers for Arduino

Upgrade your DIY and automation projects with the TekBud 5?V 1?Channel Relay Module. This compact PCB board interfaces easily with any 5?V microcontroller�like Arduino, Raspberry Pi, STM32�allowing you to control high-voltage AC and DC devices up to 10?A. With optical isolation, this relay separates the low-voltage control side from the load side, enhancing safety in home automation, robotics, IoT, and industrial applications.
The module features both low-level and high-level trigger modes, a convenient LED indicator, and user-friendly screw terminals for easy load connections. Robust yet simple, it�s the hassle-free choice for turning your microcontroller signals into real-world power control.
 
?? ONE CHANNEL RELAY SWITCH
This 1?channel relay lets you control one high-voltage device (up to 10?A) using a 5?V microcontroller, making it perfect for automation tasks.
?? LOW-LEVEL TRIGGER COMPATIBILITY
Works with both Arduino, Raspberry Pi, or any 5?V microcontroller using low or high signal triggering for versatile connectivity.
? SAFE OPTICAL ISOLATION
Built-in opto-isolator ensures safe separation between control and load circuits�ideal for handling AC and DC loads securely.
?? WIDE VOLTAGE SUPPORT
Operates from 5?V to 6?V and draws only ~2?mA of quiescent current, ensuring energy-efficient operation in battery-powered or embedded IoT systems.
?? SOLID MOUNT DESIGN
PCB-mounted relay with screw terminals, LED status indicator, and standard pin layout � easy to install in control panels or breadboards.
?? IDEAL FOR DIY & HOME AUTOMATION
Great for controlling lights, fans, sensors, valves, or motor-based devices�trusted by hobbyists, students, and makers.
 
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