Enhance the safety and reliability of your audio systems with this high-quality Speaker Protection Board, designed on a durable 1.6mm PCB board capable of handling heavy loads for practical and long-lasting use. Equipped with the advanced UPC1237 chip, this protection board provides essential functions such as power-on delay, DC offset protection, and power-off damage prevention to safeguard your amplifier and speakers effectively. Key Features: · **Durable PCB Construction:** The 1.6mm thick PCB board ensures strong load-bearing capacity and robust performance for extended use. · **Single Power Supply Operation:** Compatible with an AC 12-15V single power supply voltage, enabling stable energy delivery to your amplifier board. · **Advanced Protection Functions:** Integrated UPC1237 chip offers power-on delay to prevent startup shocks, DC protection to guard against harmful voltage, and power-off damage protection to prolong amplifier and speaker lifespan. · **Compact and Reliable Design:** Small size and reliable circuit design make installation simple with easy soldering and no need for complex debugging. · **Wide Compatibility:** Suitable for use with 1875 power amplifier boards, as well as popular amplifier chips including LM3886, TDA7294, and TDA7293, making it versatile for various audio setups. Specifications: · Material: PCB · Chip Model: UPC1237 · Input Voltage: AC 12-15V single power supply Package Includes: · 1 x Speaker Protection Board This Speaker Protection Board is an essential component for protecting your audio equipment from electrical faults and ensuring stable, high-quality sound output. Its compact size, reliable circuit, and broad compatibility make it an ideal choice for both professional and hobbyist amplifier systems. Safeguard your investment and enjoy enhanced audio performance with this efficient and easy-to-use protection board.