Construction, Commissioning & Maintenance

Sunstate Electrical Pty Ltd is a privately owned Queensland company. Commencing business in 1985, servicing the high voltage distribution industry at first, and then diversified into offering our services to private high voltage consumers.

Our focus is to offer our customers quality services to ensure the integrity and reliability of their high voltage electrical plant and equipment.  

Sunstate Electrical holds a current Queensland Electrical Contractors License and is ISO 9001:2015 accredited. The company is currently a preferred supplier with numerous utilities, generators and industrial consumers. Sunstate Electrical is work category quality assured for substation testing resources and transmission substation electrical construction.


We have the requisite skills, knowledge and ability to carry out the following works: 


  • Protection relays
  • Hi-Pot (including VLF)
  • Tan-Delta testing
  • Statutory testing (all types and brands of protection relays and test and calibrate various transducers)
  • Earth testing (electrode resistance and earth grid integrity
  • Earth leakage protection devices
  • Transformers (oil tests, ratio test and insulation resistance)
  • Switchgear and circuit breakers
John CT testing 300h
HV Testing and commissioning



  • Switchgear and circuit breakers
  • Protection systems
  • Control systems
  • Transformers
  • Generation plants


  • Protection systems
  • Control systems
  • HV and LV switchgear
  • Transformers
  • AC and DC Drives
  • Generation plants
Ben 33kV cut 200H
Chris 132kv Cut 200H



Construction and installation of high voltage switchrooms and switchyards (6.6kV to 132kV)


Personnel experience

Sunstate Electrical has been operating for twenty-eight years and during this period we have developed a loyal customer base, based on our quality of workmanship. Our employees are highly experienced and skilled electricians and engineers with many years’ experience in the electrical industry.


Service Industries

Sunstate Electrical provides electrical services to mines, the manufacturing sector, electrical distributors, electrical generators, hospitals, airports, sugar mills and port authorities.



Since the inception of the company there have been no lost time injuries, serious electrical incidents or fatalities, this is a testament to the strong safety culture within the company and its staff.

Lost Time injury free award


The current mobilisation officer is Gary Ramage, a principal test technician and the Managing Director of Sunstate Electrical. He is available on his mobile, 0408 725 498, 24 hours a day 7 days a week for emergency call out and response work. 


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Sunstate Electrical Pty Ltd
ABN 15 010 605 071
Electrical Contractor Licence No. 7879

quality sse l safety sse l

Sunstate Electrical ENS Pty Ltd
ABN 73 161 028 066
Electrical Contractor Licence No. 75938

quality ens l safety ens l