1. Adaptive power supply with lithium battery or 220V AC, a single charge allows for continuous transformer turns ratio and group testing of over 100 units, making the testing process simple and convenient.

2. Features blind testing capability, enabling turns ratio and group testing even when the high and low voltage connection methods are unknown.

3. In addition to conventional transformers, Z-type transformers, and PT sample testing, it includes CT turns ratio polarity testing functionality, broadening its application scope.

4. Wide range and high accuracy, with a turns ratio measurement range of up to 10000, and a guaranteed testing precision of 0.3% when the result is 10000.

5. Comprehensive protection features including reverse connection protection and output short-circuit protection.

6. 5.6-inch超大 industrial-grade high-brightness color LCD screen, clearly visible even in strong light.

7. Equipped with a thermal printer for easy data printing.

8. Supports local storage and USB drive storage for convenient data preservation.

New and existing customers are welcome to call for inquiries: 18034026105   Contact: Xiao Zuo