Equipped with an intuitive LED indicator that stays on during protection mode and designed to operate from AC 1218V. This unit provides reliable protection for your audio system without interrupting operation. Key benefits Protects hearing equipment from voltage surges with reliable direct current protection (1V trigger) and a controlled 3 second startup delay. Prevents startup transients and voltage spikes that can damage amplifiers and associated components. Maintains seamless operation on most amplifier circuits, enabling ongoing performance without reconfiguration. Clear status indication with an LED that remains on during protection mode, helping you monitor protection status at a glance. Suitable for professionals and hobbyists who require safe voltage regulation of power amplifier boards. What it does Provides DC protection triggered at 1V with a 3 second startup delay to guard your hearing equipment from voltage surges. Keeps your amplifier circuits functioning smoothly after protection engages, minimizing disruption. Uses an intuitive LED indicator to show protection status, enabling quick, ataglance diagnostics. Ideal users Audio enthusiasts and daily listeners who build or modify audio systems. Speaker builders integrating and testing power amplifier boards. Professional technicians who need reliable voltage regulation and surge protection for amplifier equipment. Key specifications and compatibility Power input: AC 1218V Protection: Direct current protection with 1V trigger Startup delay: 3 seconds Indicator: LED stays on during protection mode Compatibility: Maintains operation on most amplifier circuits Use scenarios Home audio setup: In a home stereo or fidelity system, the unit provides voltage regulation and surge protection for a delicate power amplifier board, helping to prevent damage during power fluctuations. DIY speaker project: As part of a speaker build, the device regulates the amplifier board supply, reducing risk during bench testing and during initial powerup. Professional workshop or studio: In a technician's , the unit protects multiple amplification modules during testing and servicing, ensuring safe power delivery and reliable performance. Note This description reflects the product's function, compatibility, and performance as specified, without additional modifications to size, material, or other attributes not provided in the original specifications.