• Unmatched Accuracy: Achieve DC voltage measurements up to 1.15 kV with an uncertainty as low as 6 ppm and current measurements up to 600 A with an 8 ppm uncertainty.
• High Stability: Voltage and current outputs maintain exceptional stability, surpassing 6 ppm/min and 8 ppm/min, respectively.
• Comprehensive Functionality: Equipped with a small-signal voltage output down to 0.1 mV and an uncertainty of 15 ppm, the TH3900 covers a broad range of applications.
• Advanced Calibration Standards: Integrated I/V and V/V conversion standards feature an impressive uncertainty of better than 3 ppm.
• Temperature Consistency: The built-in high-precision constant temperature crystal oscillator ensures long-term reliability with an annual variation of only ±1.5 μV/V.
• Innovation-Ready: Includes quantum voltage calibration capability for future enhancement of measurement accuracy.

The Tunkia TH3900 DC Power Energy Reference Standard is an advanced device designed for top-tier precision in power and energy measurement. With an impressive optimal measurement uncertainty of just 10 ppm, this tool ensures unparalleled accuracy and stability, making it ideal for high-level calibration and research applications.

Quality and Reliability Crafted to deliver top-tier performance, the Tunkia TH3900 incorporates cutting-edge technology and rigorous quality control. Its low temperature drift and strong functional design ensure consistent and reliable results, supporting critical processes in industries demanding precision.