- Includes 5 EL817 PC817 optocoupler isolation modules, designed for reliable optoelectronic isolation. - Provides effective isolation to protect sensitive components from high voltage spikes and electrical noise. - Compatible with a voltage range of 3 to 5V, making it ideal for various low-voltage applications. - Essential for applications requiring signal isolation, including microcontroller interfacing, industrial automation, and sensor data transmission. - Compact design allows for easy integration into existing circuits without occupying excessive space. - High-performance characteristics ensure stability and durability in isolating electrical signals, enhancing system safety and reliability. - Each module plays a crucial role in maintaining signal integrity while preventing interference, making them suitable for sensitive electronic projects and systems. - Perfect for hobbyists, engineers, and professionals looking for dependable isolation solutions in their electronic designs.