A series of high precision DC Voltage Standard, AC DC voltage divider, Coaxial Shunt, WideBand Buffer, Current Transfer Standard, Current Transformer, Current Shunt, Current Transducer, Resistance Standard with high stability, high accuracy, low temperature drift, small volume and easy to carry, among which optimum and best uncertainty can reach 0.2ppm@DC, and can sastify with diversified reference standard application scenarios.

The TD18 series multifunction calibrator, meticulously developed by TUNKlA for multimeter calibration, is a versatile product coveringcalibration for 3.5 to 7.5 and 8.5 digit multimeters. lt also supports analog meters, power meters, frequency meters, capacitance metersthermocouple temperature meters, resistance temperature detectors, clamp meters, and more. Known for its stabiity, high precision,and reliability,it represents an ideal device forelectrical calibration.

As an expert in electrical calibration field, TUNKIA offers a range of professional products tailored for electric vehicle charger testing. Our EV charger testers, including TD1320 (DC), TD1330 (AC), TK4830 (AC & DC), along with adjustable resistive loads like TK4710, TK4720, ensure precise and efficient on-site testing. In addition, we provide comprehensive EV charger testing solutions including vehicle-mounted testing, laboratory comprehensive performance testing, and traceability for charging station testing instrument.