| 80 kV,800 kVA Series Resonance Test Set | : Hipotronics Inc. USA |
| 300 kV,3500 kVA Series Resonance Test Set | : Hipotronics Inc USA |
| 100 kV,1000 kVA Series Resonance Test Set | : Dielect China |
| 650 kV,19500 kVA Series Resonance Test Set | : Hipotronics Inc USA |
| 300 kV DC High Voltage Test Set | : Hipotronics Inc USA |
| 40 kV DC High Voltage Test Set | : Bicco Test UK |
| 50 kV AC Breakdown Tester | : Backman Instruments Inc. USA |
| 100 kV,250 Pc Partial Discharge Detector | : Hipotronics Inc.USA |
| Pulse Discrimination Type P. D. Detector | : Hafley Switzerland |
| 300 kV 250 Pc Partial Discharge Detector | : Hipotronics Inc. USA |
| 1000 kV,25 KJ Impulse Generator | : Hipotronics Inc USA |
| 2400 kV, 120 KJ Impulse Generator | : Hafley Switzerland |
| 5 Hz To 13 Mhz Impedance Analyser | : Hewlett Packard USA |
| 300 Khz To 3 Ghz Networks Analyser | : Hewlett Packard USA |
| 65 kV DC Impulse Type Fault Locator Cum HV Tester (Thumper) | : Biddle Instruments USA |
| 300 kV Schering Bridge | : Tettex Instrument Switzerland |