SB Components Relay 4 Zero 3V 4 Channel Relay Shield for Raspberry Pi
$17.69
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This 4 channel relay shield connects directly to your Raspberry Pi through the 40 pin stacking header, making it simple to control up to 4 separate appliances or devices. The standardized shield shape fits perfectly on Raspberry Pi 4B, 3B+, 3B, 2B, B+, A+, Zero, and Zero W boards without any compatibility issues.
Each of the 4 high-quality 3V relays can handle loads up to 2A at 24VDC or 2A at 120VAC, giving you solid switching capacity for various applications. Status LEDs on the board indicate whether each relay is currently active, so you can see at a glance which circuits are engaged. This visual feedback comes in handy when troubleshooting or monitoring your setup.
The board integrates cleanly with the Pi ecosystem and follows standard expansion board design practices. Whether you're automating lights, controlling motors, or switching power to other equipment, this relay module provides the switching control your projects need without requiring extra external components for basic operation.
SB Components Relay 4 Zero 3V 4 Channel Relay Shield for Raspberry Pi
$17.69