Thermaltake Dr. Power III PSU Tester Tool

The Thermaltake Dr. Power III (model AC-069-OO1NAN-A1) is a dedicated power supply testing tool engineered to support all ATX power supplies up to the ATX12V v3.1 specification. Whether you are a system builder diagnosing a faulty unit or a technician performing routine maintenance, the Dr. Power III gives you a fast, clear picture of your PSU's output health without needing a running system. At the heart of the Dr. Power III is a real-time LCD display that continuously monitors and shows output voltages across four critical rails: +12V, +5V, +3.3V, and +5Vsb. Instantly readable results mean you can assess power delivery quality in seconds rather than relying on a multimeter and manual calculations. One of the standout capabilities of the Dr. Power III is its ability to detect the SENSE0 and SENSE1 sideband signals on the PCIe 12+4pin connector introduced with PCIe Gen 5.1 graphics cards. It correctly identifies power levels of 150W, 300W, 450W, and 600W on that connector, making it relevant for testing supplies that pair with current high-end discrete graphics hardware. The tester offers two operating modes — manual and automatic — so you can choose the workflow that fits your troubleshooting style. Its built-in diagnostic system actively watches for low-voltage, high-voltage, no-voltage, and Power Good (PG) alarm conditions. When no fault is detected, the LCD backlight stays white; if any fault is found, the backlight switches to red and an audible beep alerts you immediately, reducing the chance of a problematic PSU going unnoticed. Thermaltake backs the Dr. Power III with a 3-year warranty, reflecting confidence in the product's long-term reliability for workshop and home use alike. Key Specifications: • Model: AC-069-OO1NAN-A1 • Supported Standard: ATX12V v3.1 and earlier ATX revisions • Display: Real-time LCD with white/red fault-indication backlight • Monitored Rails: +12V, +5V, +3.3V, +5Vsb • PCIe Connector Support: PCIe 12+4pin (SENSE0/SENSE1 sideband detection) • PCIe Power Levels Detected: 150W, 300W, 450W, 600W • Testing Modes: Manual and Automatic • Fault Detection: Low-voltage, high-voltage, no-voltage, PG alarm • Alert Method: Red LCD backlight + audible beep on fault • Warranty: 3 years • Brand: Thermaltake