1 2 4 8 Channel Relay Module Board Shield with Optocoupler 5V 12V 24V High Low Level Trigger Supports Arduino
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1 2 4 8 Channel Relay Module Board Shield with Optocoupler 5V 12V 24V High Low Level Trigger Supports Arduino

$19.99
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1 2 4 8 Channel Relay Module Board Shield with Optocoupler 5V 12V 24V High Low Level Trigger Supports Arduino Product Description 1 2 4 8 Channel Relay Module Board Shield This versatile Relay Module Board Shield supports 1, 2, 4, or 8 Channels, available in 5V, 12V, and 24V operational voltages. It features Optocoupler isolation and Universal Triggering with High/Low level trigger logic for flexible control, supporting various models like HW-280, HW-279, and HW-803 for Arduino projects. High-Capacity Switching and Compatibility Equipped with robust contact configuration, this module provides 4 sets of NO/COM/NC contacts per relay, rated for High-Capacity Switching up to 10A 250VAC (AC Load) and 10A 30VDC (DC Load). It utilizes standard 5VDC Coil Voltage for reliable operation and includes dedicated control inputs (IN1-IN4) and power pins (DC+/DC-).

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