There are some scratches, but it's a beautiful item. It's in quite clean condition. It's rare. Thank you. All power outlets checked for voltage on 2025/12/17 using an oscilloscope. All are problem-free and fully functional. Thank you. The exterior has some scratches. Please judge carefully from the photos. We will ship quickly with air-cushion packaging and corrugated cardboard. Thank you. Built-in surge noise filter and line noise filter in the power supply to cut external noise and provide clean power. UNSWITCHED (non-interlocked) outlet on the front panel. SWITCHED (interlocked) outlet on the rear panel. 15A circuit breaker with a reset switch. Power polarity checker for noise reduction. 1U rack mount size.