Standard 3 amp 60 hertz 300 watt power supply (pre-owned)The Standard 3 Amp 60 Hz 300 Watt Power Supply provides dependable power conversion for a wide range of electrical and electronic applications. Designed for consistent performance, it delivers stable output while operating on standard 60 hertz AC input, making it suitable for residential, commercial, and light industrial use. With a robust 300 watt power capacity, this power supply is ideal for powering small equipment, control systems, test devices,