1 Channel 12V Relay Module 30A High Current Control Board with Optocoupler Isolation for UNO Projects Smart Home Automation Industrial Control and DIY Electronics 240VAC/30A Support

About this item

• Control high voltage devices safely with 12VDC logic input, ideal for switching 240VAC/30A loads using microcontrollers and control boards.
• Optocoupler isolation ensures electrical separation between control circuit and high power side, enhancing user safety and device protection.
• Supports both Normally Open and Normally Closed configurations, offering flexible connectivity for various application needs.
• Compact PCB design with high-quality components and screw terminals makes installation secure, quick, and reliable in any system.
• Perfect companion for UNO boards and electronics enthusiasts working on smart home, industrial relay control, or automation DIY projects.