The DR401 Digital Wine Multi-Scale Refractometer (0.0–50.0%) is a professional-grade instrument designed for fast, accurate, and reliable measurement of wine-related parameters during production and quality control. With a 0.0–50.0% measurement range, it is suitable for analyzing grape must, juice, fermentation progress, and finished wine, making it an essential tool for wineries, vineyards, beverage laboratories, and quality inspection teams.

Featuring a clear digital display, the DR401 provides instant readings of sugar content and related wine metrics, reducing interpretation errors associated with traditional optical refractometers. Its multi-scale function allows users to monitor different stages of winemaking with high efficiency and precision.

Equipped with Automatic Temperature Compensation (ATC), the device ensures stable and accurate results under varying environmental conditions without manual adjustment. The compact and ergonomic design supports both laboratory and field use. Only a few drops of sample are required for rapid testing, and the durable prism is easy to clean and maintain. The DR401 is a reliable solution for improving winemaking consistency, fermentation control, and overall product quality.