SmartElex 5V 3A 8 Channel Signal Relay Module
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SmartElex 5V 3A 8 Channel Signal Relay Module The SmartElex 5V 3A 8 Channel Signal Relay Module is a dependable switching solution built to control multiple electrical devices with precision. This 8 Channel Relay Module features eight JY4100F-S-DC5V-C relays, each capable of safely switching loads up to 3A at 120V AC or 24V DC. Designed to operate on a stable 5V supply, it offers individual input triggers and LED indicators for real-time status visibility. With strong electrical isolation and seamless compatibility with Arduino, ESP32, and Raspberry Pi, this 5V relay module is well-suited for automation panels, IoT systems, and complex control applications where reliable multi-channel switching is essential. Applications: Smart home automation (e.g., managing several appliances) Complex industrial automation systems. Robotics projects require several actuators. IoT systems have several relay outputs. Alarms, security, and access control panels Cautions: Use a well regulated 5V supply with adequate current (at least 1A suggested). Ensure that relay load restrictions are not exceeded. To avoid electrical dangers, securely isolate all AC wiring. Maintain a dry, clean, and dust-free atmosphere. Features: An 8-channel relay module with individual control. It operates at 5V DC and has active LOW/HIGH triggers. Each relay can handle 3A at 120V AC or 24V DC. Compatible with Arduino, ESP32, Raspberry Pi, and more platforms. Status LEDs for each channel are used to monitor operation. Fast switching: ≤10 ms operation and ≤5 ms release. Contact resistance of ≤100 mΩ enables stable conductivity. Total power usage is around 2.88W across all channels. High insulation resistance and dielectric strength are essential for safety. Suitable for -40°C to +85°C temperatures.
- Reliable 8 Channel Relay Module designed for simultaneous control of up to 8 loads
- Operates on 5V DC with each relay rated at 3A (120V AC / 24V DC)
- Uses high-quality JY4100F-S-DC5V-C relays for stable switching
- Individual trigger inputs with LED status indicators for easy monitoring
- Compatible with Arduino, ESP32, Raspberry Pi, and other microcontrollers
- Ideal 5V relay module for automation, IoT, and industrial control projects
- Item Type Relay Module
- Model Signal Relay Module
- Number of Channels 8
- Operating Voltage 5V DC
- Trigger Voltage 5V DC
- Output Power Up to 360W per channel at 120V AC Up to 72W per channel at 24V DC
- Contact Rating 3A at 120V AC, 3A at 24V DC
- Relay Max Operating Time ≤ 10 ms
- Relay Max Release Time ≤ 5 ms
- Insulation Resistance ≥ 100MΩ (500V DC)
- Power Consumption ~0.36W per channel (~2.88W total for 8 channels)
- Operating Temperature -40°C to +85°C
- LED Indicator Yes
- Dimensions (mm) 80 (L) × 80 (W) × 20 (H)