Discover the Tunkia TK4710, an advanced DC adjustable resistive load box designed for precision and reliability. Available in 20kW, 30kW, and 60kW options, the TK4710 is the ideal tool for on-site calibration of DC chargers for electric vehicles. Its standard DC charging socket and compatibility with DC charger field testers ensure seamless integration into your testing protocols.
The Tunkia TK4710 stands out for its exceptional build quality and robust performance. Each unit is crafted to meet the highest industry standards, ensuring long-term reliability and precise functionality. By investing in the TK4710, customers receive a valuable tool that enhances the efficiency and accuracy of their EV charger calibration processes. Its thoughtful design and advanced features make it a valuable asset for professionals in the field.






AV-TEK / Houston Office
4123 Hollister, Suite G
Houston, TX, 77080
AV-TEK / San Marcos Office
900 Barnes Dr. Suite 200
San Marcos, TX, 78666