Welcome to Greenergi!

Greenergi has built up a reputation to provide solid technical expertise and knowledge specifically in the supply and operating environments of dry cast resin transformers (CRT) to industry, utilities, renewable energy industries and commercial buildings throughout Southern Africa.

Lowered Capital Costs

  • Simplified installation requirements
  • Less infrastructure costs – no need for separate substation building or bund walls
  • Significantly less fire suppression required
  • Shorter LV cable lengths – transformer situated closer to load

Lower Transformer Losses

  • Low core losses – reduced idling power losses
  • Low winding losses – reduced running power losses

Greenergi’s CRT’s are installed at the following key sites in Southern Africa:

Western Cape

  • Chris Barnard Hospital
  • Century City
  • CTICC2
  • Tsogo Sun
  • University of Western Cape
  • Sable Office Park
  • ACSA George PV Installation
  • ERF 247 Foreshaw

eastern Cape

  • SANRAL Office


  • Nampak Springs
  • Nampak Rosslyn
  • Rand Water
  • Robor Steel
  • BMW Rosslyn

Kwazulu Natal

  • Vopak
  • Umgeni Water


  • Gobabis PV Plant