Summary
ESKOM invites bids for The Design, Detailed Engineering, Manufacture, Testing at Works, Supply, Shipping, Transportation, Delivery, Installation, Erection, Site-testing and Commissioning of Class 1 Power Transformers on an “as and When” Required Basis Over a Five (5) Year Period for Distribution Division. Closes 28 October 2026 at 10:00 (22 days left). Optional briefing on 26 August 2026 at 11:00 at MS Teams. Bids are delivered by hand to Various Distribution Sites -Brackenfell-Western Cape -7560. 161 official documents available to download.
Closing date28 October 2026 at 10:0022 days left
Briefing sessionOptional26 August 2026 at 11:00 · MS Teams
How to submitHand deliveryVarious Distribution Sites -Brackenfell-Western Cape -7560
Published5 August 2026Request for Bid(Open-Tender)
Conditions
N/A
Tender documents (161)
Download the full pack (.zip)- 63 - 20MVA 44-22kV (YNd1)(2025).xlsx.xlsx
- 54 - 10MVA 22-6_6kV (YNyn0)(2025).xlsx.xlsx
- 22_5MVA 44-2.2kV YNd1.xlsx.xlsx
- 27_5MVA 88-6_6kV YNd1.xlsx.xlsx
- 111 - 160MVA 132-66-22kV (YNa0d1)(2026).xlsx.xlsx
- 31_5MVA 66-3.3kV YNd1.xlsx.xlsx
- 26_5MVA 66-22kV YNd1.xlsx.xlsx
- 55- 10MVA 88-6.6kV (YNd1)(2025).xlsx.xlsx
- 24_5MVA 44-6.6kV YNd1.xlsx.xlsx
- 41_10MVA 44-22kV YNd1.xlsx.xlsx
- 109 - 80MVA 132-44kV (YNd1)(2026).xlsx.xlsx
- 35_5MVA 66-22kV YNd1.xlsx.xlsx
- 78 - 20MVA 132-44-22kV (YNa0d1)(2025)).xlsx.xlsx
- 2. 20260624_Cat1- Quality Req _DX _ Class 1 TRFR.pdf.pdf
- 16_2.5MVA, 88-6.6kV YNd1.xlsx.xlsx
- 1. E3324DXECOU_ Clarification Questions and Answers No1.pdf.pdf
- 9. Dx works information for Storage Units.pdf.pdf
- 21_5MVA 44-11kV YNd1.xlsx.xlsx
- 12_2.5MVA, 88-2.2kV YNd1.xlsx.xlsx
- 90 - 40MVA 132-11kV (YNd1)(2025)(High Z).xlsx.xlsx
- 15. 240-171000616_Technical Evaluation Criteria for Dx trfrs final.pdf.pdf
- 101 - 45MVA 132-22kV (YNd1)(2026).xlsx.xlsx
- 1. Invitation to Tender (ITT)_Class 1 Power Transformers.docx.docx
- 9_2.5MVA, 22-6.6kV Yd9.xlsx.xlsx
- 11_2.5MVA, 44-2.2kV Yd9.xlsx.xlsx
- 10_2.5MVA, 33-22kV YNyn0.xlsx.xlsx
- Clarification Meeting_Meeting Minutes_26 August 2026_.pdf.pdf
- 56 - 10MVA 22-2.2kV (YNyn0)(2025-Yn).xlsx.xlsx
- 18_5MVA 22-6.6kV YNyn0.xlsx.xlsx
- 29_5MVA 22-2_2kV YNyn0.xlsx.xlsx
- 6. E-tendering Help Manual for supplier.docx.docx
- 2. Eskom_Standard_Conditions_of_Tender.pdf.pdf
- 2. 240-56030674 Rev 2 paint spec_Signed.pdf.pdf
- 58 - 10MVA 66-3.3kV (YNd1)(2025-Yn).xlsx.xlsx
- 1_1.25MVA, 22-11kV YNyn0.xlsx.xlsx
- 106 - 80MVA 132-66-22kV (YNa0d1)(2026).xlsx.xlsx
- 1. ST_240-68973110 Rev 3 Power Transformer Standard Specification.pdf.pdf
- 38_10MVA 33-22kV YNyn0.xlsx.xlsx
- 93 - 40MVA 132-33kV (YNd1)(2025)2.xlsx.xlsx
- 44_10MVA 66-22kV YNd1.xlsx.xlsx
- 45_10MVA 66-11kV YNd1.xlsx.xlsx
- 32_5MVA 88-3.3kV YNd1.xlsx.xlsx
- 1. Environmental Requirements_Dx Class 1 Power Transformers.docx.docx
- 8_2.5MVA, 22-3.3kV Dyn11.xlsx.xlsx
- 80 - 20MVA 22-11kV (YNyn0)(2025).xlsx.xlsx
- 33_5MVA 88-11kV YNd1.xlsx.xlsx
- 1. Invitation to Tender (ITT)_Class 1 Power Transformers.pdf.pdf
- 49_10MVA 88-33kV YNd1.xlsx.xlsx
- 99 - 40MVA 88-6_6kV (YNd1)(2025).xlsx.xlsx
- 4.240-109253698 CQP Template.pdf.pdf
- 60 - 20MVA 33-11kV (YNyn0)(2025).xlsx.xlsx
- 82 - 20MVA 66-11kV (YNd1)(2025).xlsx.xlsx
- 13. ST_240-56356191 Rev 3 TRANSFORMER AND REACTOR OIL LEVEL INDICATORS SPECIFICATION.pdf.pdf
- 5. E-Tenderers E-Tendering Training Acknowledgement Form (1).docx.docx
- 40_10MVA 44-11kV YNd1.xlsx.xlsx
- 69 - 20MVA 88-44kV (YNd1)(2025).xlsx.xlsx
- 37_10MVA 33-11kV YNyn0.xlsx.xlsx
- 28_5MVA 88-22kV YNd1.xlsx.xlsx
- 3. Baseline Risk Assessmnet_2025 (002).pdf.pdf
- 74 - 20MVA 132-22kV (YNd1)(2025).xlsx.xlsx
- 102 - 80MVA 132-44-11kV (YNa0d1) (2026).xlsx.xlsx
- 1. 240-105658000 Supplier Quality Management Specification (3).pdf.pdf
- 71 - 20MVA 88-6_6kV (YNd1)(2025)(High Z).xlsx.xlsx
- 5. E3324DXECOU_ Clarification Questions and Answers No5.pdf.pdf
- 64 - 20MVA 66-22kV (YNd1)(2025-Yn)(High Z).xlsx.xlsx
- 17_5MVA 22-11kV YNyn0.xlsx.xlsx
- 98 - 40MVA 66-11kV (YNd1)(2025).xlsx.xlsx
- 96 - 40MVA 66-11kV (YNyn0)(2025).xlsx.xlsx
- 43_10MVA 66-6.6kV YNd1.xlsx.xlsx
- 70 - 20MVA 88-6_6kV (YNd1)(2025).xlsx.xlsx
- 39_10MVA 33-6.6kV YNyn0.xlsx.xlsx
- 14_2.5MVA, 44-6.6kV YNd1.xlsx.xlsx
- 2. Annexure G2.pdf.pdf
- 34_5MVA 66-3.3kV YNd1.xlsx.xlsx
- 4.240-109253698 CQP Template.docx.docx
- 76 - 20MVA 132-6.6kV (YNd1)(2025)(High Z)2.xlsx.xlsx
- 53_10MVA 132-33kV YNd1.xlsx.xlsx
- 85 - 40MVA 88-11kV (YNd1)(2025).xlsx.xlsx
- 6_2.5MVA, 22-11kV YNyn0.xlsx.xlsx
- 8. ST_240-56062529 Rev 3 PASSIVE DEHYDRATING BREATHERS FITTED TO TRANSFORMERS,.pdf.pdf
- 8. Dx Works information for Installation Units.pdf.pdf
- 110 - 90MVA 132-44kV (YNd1)(2026).xlsx.xlsx
- 100 - 40MVA 132-44-22kV (YNa0d1)(2025)).xlsx.xlsx
- 59 - 10MVA 22-3.3kV (YNyn0)(2025-Yn).xlsx.xlsx
- 15_2.5MVA, 66-3.3kV YNzn11.xlsx.xlsx
- 67 - 20MVA 88-22kV (YNd1)(2025).xlsx.xlsx
- 3_1.25MVA, 22-2.2kV DYN11.xlsx.xlsx
- 11. 240-75661431 Rev 3 _STANDARD FOR MINERAL INSULATING OILS.pdf.pdf
- 5. 240-56063867 Transformer and Reactor Rapid Pressure Rise Relay.pdf.pdf
- 10. 240-56535946 Transformer and reactor cooling fans.pdf.pdf
- 113 - 160MVA 132-33kV (YNd1)(2026).xlsx.xlsx
- 5. 20260622_ Form A Cat1 _DX_Class 1 TRFR.pdf.pdf
- 87 - 40MVA 88-22kV (YNd1)(2025).xlsx.xlsx
- 7. 240-56063908 OIl and gas actuated relays (buchholz).pdf.pdf
- 57 - 10MVA 66-33kV (YNd1)(2025-Yn).xlsx.xlsx
- 2_1.25MVA, 22-11kV Dyn11.xlsx.xlsx
- 66 - 20MVA 88-11kV (YNd1)(2025).xlsx.xlsx
- 4. Supplier Declaration of Interest.pdf.pdf
- 97 - 40MVA 66-11kV (YNd1)(2025-Yn)(Hi).xlsx.xlsx
- 3. Annexure G3.pdf.pdf
- 81 - 20MVA 66-6.6kV (YNd1).xlsx.xlsx
- 2. Annexure M - Annexure B_ Acknowledgement Form.pdf.pdf
- 1. SDLI Strategy Doc_ BIDDERS TEMPLATE _Class 1 Power Transformers.docx.docx
- 72 - 20MVA 88-44-22kV (YNa0d1)(2025)).xlsx.xlsx
- 6. E-tendering Help Manual for supplier.pdf.pdf
- 75- 20MVA 132-3.3kV (YNd1)(2025-Yn).xlsx.xlsx
- 13_2.5MVA, 88-2.2kV Yd9.xlsx.xlsx
- 107 - 80MVA 132-88-22kV (YNa0d1)(2026).xlsx.xlsx
- 73 - 20MVA 132-11kV (YNd1)(2025).xlsx.xlsx
- 3. Non-Disclosure Agreement (NDA) Vendors.docx.docx
- 6. 240-56063871 Pressure relief devices.pdf.pdf
- 65 - 20MVA 66-22kV (YNd1)(2025).xlsx.xlsx
- 1. 32-726-03T High Risk OHS Specification_.pdf.pdf
- 42_10MVA 44-6.6kV YNd1.xlsx.xlsx
- 17. Vendor Questionnaire_Transformers_Annexure G_ 2.pdf.pdf
- 52_10MVA 132-22kV YNd1.xlsx.xlsx
- 112 - 160MVA 132-88-22kV (YNa0d1)(2026).xlsx.xlsx
- 12. Passive Dehydrating Breathers 240-56062529.pdf.pdf
- 16. Vendor Questionnaire_Transformers_Annexure G_ 1.pdf.pdf
- 3. 240-109253302 _ Quality Control Plan or Inspection Test Plan (QCP or ITP) rev 2.docx.docx
- 18.Vendor Questionnaire_Transformers_Annexure G_ 3.pdf.pdf
- 94 - 40MVA 132-66-22kV (YNa0d1)(2025)).xlsx.xlsx
- 30_5MVA 22-3_3kV YNyn0.xlsx.xlsx
- 88 - 40MVA 88-33kV (YNd1)(2025).xlsx.xlsx
- 6. TEAP_ST_240_170001064.pdf.pdf
- 104 - 80MVA 88-44-22kV (YNa0d1)(2026).xlsx.xlsx
- 14. _240-56062799_Bushings Technical Specification_Rev 4.pdf.pdf
- 79 - 20MVA 132-66-22kV (YNa0d1).xlsx.xlsx
- 62 - 20MVA 44-11kV (YNd1)(2025).xlsx.xlsx
- 4. OHS Tender Evaluation Requirements _Transformers 2025.pdf.pdf
- 7. NEC3 ECC PreQual Class1 Power Trfr 5yr.docx.docx
- 86 - 40MVA 88-11kV (YNd1)(2025)(High Z).xlsx.xlsx
- 4. Annexure G4.pdf.pdf
- 46_10MVA 88-11kV YNd1.xlsx.xlsx
- 95 - 40MVA 132-88-22kV (YNa0d1)(2025)).xlsx.xlsx
- 92 - 40MVA 132-22kV (YNd1)(2025).xlsx.xlsx
- 5_2.5MVA, 22-11kV DYN11.xlsx.xlsx
- 91 - 40MVA 132-11kV (YNd1)(2025).xlsx.xlsx
- 23_5MVA 44-3.3kV YNd1.xlsx.xlsx
- 7_2.5MVA, 22-2.2kV Yd9.xlsx.xlsx
- 1. Environmental Requirements_Dx Class 1 Power Transformers.pdf.pdf
- 83 - 20MVA 132-33kV (YNd1)(2025)2.xlsx.xlsx
- 61- 20MVA 44-6.6kV (YNd1)(2025).xlsx.xlsx
- 48_10MVA 88-3.3kV YNd1.xlsx.xlsx
- 108 - 80MVA 88-33kV (YNd1)(2026).xlsx.xlsx
- 20_5MVA 33-22kV YNyn0.xlsx.xlsx
- 3. 240-56062720 Oil sampling points labels.pdf.pdf
- 105 - 80MVA 132-44-22kV (YNa0d1)(2026).xlsx.xlsx
- 25_5MVA 66-11kV YNd1.xlsx.xlsx
- 19_5MVA 33-11kV YNyn0.xlsx.xlsx
- 51_10MVA 132-11kV YNd1.xlsx.xlsx
- 9. 240-56356202 Bag leak detector.pdf.pdf
- 50_10MVA 132-6.6kV YNd1.xlsx.xlsx
- 77 - 20MVA 132-6.6kV (YNd1)(2025)2.xlsx.xlsx
- 36_10MVA 22-11kV YNyn0.xlsx.xlsx
- 1. SDLI Strategy Doc_ BIDDERS TEMPLATE _Class 1 Power Transformers.pdf.pdf
- 68 - 20MVA 88-33kV (YNd1)(2025).xlsx.xlsx
- 4_1.25MVA, 22-6.6kV, YNyn0.xlsx.xlsx
- 4. 240-56063843 Analogue oil and winding temperature indicators.pdf.pdf
- 84- 40MVA 66-22kV (YNd1)(2025).xlsx.xlsx
- 47_10MVA 88-22kV YNd1.xlsx.xlsx
Documents are served from the official eTender Portal (etenders.gov.za). Always confirm the closing date and requirements in the official documents.