Get expert repair and calibration services for your Megger TTR300 Transformer Turns Ratio Tester. We offer standard and rush Megger TTR300 repair services, along with international calibration options. Once your Megger TTR300 is received, a factory-trained certified electronics technician will assess and provide a formal quotation upon approval. Post-approval, the technician will disassemble, clean, troubleshoot, and repair the TTR test set. Following repairs, our electronics technicians will conduct load testing and calibration to meet manufacturer specifications—all services are performed after customer approval.