Thermaltake Dr. Power III Pro Tester Supports ATX 3.1 for $49

PC builders installing modern graphics cards should check if the new Thermaltake Dr. Power III Pro tester prevents costly hardware failures. This device offers a low-cost method to verify power supply health before connecting expensive components. The tool addresses the specific risk of faulty power delivery in systems using the latest ATX 3.1 standard. Buyers can now confirm their setup works correctly without risking damage to their GPU or motherboard.

Affordable diagnostic tool verifies modern GPU power connectors

Thermaltake introduced the Dr. Power III Pro as a dedicated diagnostic tool for power supply units. The device carries the model number AC-083-OO1NAN-A1 and is designed to interface with a wide range of connectors. It supports the 24-pin ATX main connector, CPU auxiliary power, PCIe, SATA, and peripheral interfaces. The unit also includes native support for the 12V-2×6 connector required by recent high-end graphics cards.

Specifications

• Model Number: AC-083-OO1NAN-A1
• Supported Standards: ATX 3.1, 12V-2×6
• Display: LCD
• Supported Connectors: 24-pin ATX, CPU auxiliary, PCIe, SATA, Peripheral, 12V-2×6
• Test Modes: Automatic, Manual

The tester features an LCD screen that displays real-time data for voltage rails and Power Good signals. Power Good signals indicate whether the power supply is operating within safe parameters. The device offers both automatic and manual test modes to accommodate different diagnostic needs. It alerts users to anomalies through a combination of visual warnings on the display and an audible buzzer.

Thermaltake lists the Dr. Power III Pro for 7980 JPY (around $49.09), which converts to approximately $49.09. The product is scheduled for release in Japan on July 10, 2026. This pricing positions the tool as an affordable insurance policy for builders upgrading to modern power standards. We looked at Aigo Xingcan EM Series SFX Power earlier while tracking Thermaltake launches.

The Dr. Power III Pro provides a practical solution for verifying PSU compatibility with ATX 3.1 components. It confirms voltage stability and connector functionality before final installation. The tool is available exclusively in the Japanese market at this time.