Upc1237 Amplifier Protections Board with 3 Second Startup Delay and Dc1v Cutoff for Home Theater Systems Amplifier Relays Protections Module

["This 2.0 speakers protections Board features UPC1237 chip with double relays design","Ensuring reliabled Direct current protections (1V triggering) and 3 second startup delay to safeguards your auditory equipment from voltages surges","Ideal for audiophiles, speakers builders, and professional technicians requiring secure voltages regulation for power amplifier boards","Maintaining seamlessly operations with most amplifier circuits","Equipped with intuitived LED indicators (constant on during protections mode) and operates at AC12-18V with mandatory independently power supply for optimaled circuit isolation in amplifier systems"]