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The SmartElex 12V, 3A 4-Ch Signal Relay Module by SmartElex is a value-for-money smartelex relay modules designed for everyday users. It features Model No. / Name: Relay Module and No. of Channels: 4.
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About This Product
The SmartElex 12V, 3A 4-Ch Signal Relay Module by SmartElex is a value-for-money smartelex relay modules designed for everyday users. It delivers reliable performance at an accessible price.
Key Specifications
- Model No. / Name: Relay Module
- No. of Channels: 4
- Operating Voltage (VDC): 12 — works with standard household power
- LED Indicator: Yes
- Length (mm): 80
- Width (mm): 40
- Weight (g): 43
- Shipping Weight: 0.052 kg
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The SmartElex 12V, 3A 4-Ch Signal Relay Module provides precise control over four independent high-voltage devices using low-voltage 12V signals. Each channel supports up to 3A of current, making it ideal for multi-device control in smart home automation, industrial systems, and robotics. With opto-isolated inputs, the module ensures protection from electrical noise and enhances system stability. Its compact and durable design allows for easy integration into a wide range of microcontroller-based platforms like Arduino and Raspberry Pi. Whether for hobby or professional use, this 4-channel relay module delivers reliable performance for complex switching applications,
Features:
- Operates at 12V DC for signal switching applications.
- Supports up to 3A current per relay channel.
- Offers four independent relay channels.
- Opto-isolated inputs for noise protection and safety.
- Compact and efficient design for tight spaces.
- Ideal for smart home and industrial automation.
- Reliable switching for multiple device control.
- Compatible with Arduino, Raspberry Pi, and other microcontrollers.
- Suitable for robotics and embedded systems projects.
- Perfect for professional and DIY multi-device setups.
Package Includes:
1 x SmartElex 12V, 3A 4-Channel Signal Relay Module.
