Design and Supply Transformer Cores and Shunts for a Period of 5 Years
Issued by ESKOM · via eTenders — South Africa (National Treasury)
- Published
- 12 Oct 2026
- Closes
- 30 Oct 2026, 09:00 UTC
- Reference
- E2226TSSERI
- Location
- Johannesburg South, Gauteng, South Africa
- Sector
- electrical-equipment
At a glance
ESKOM in Johannesburg South, South Africa has published a tender in electrical-equipment: “Design and Supply Transformer Cores and Shunts for a Period of 5 Years”. Submissions close on 30 October 2026, 18 days from today. Quote reference E2226TSSERI in any correspondence with the buyer. 14 documents are attached to this notice. FreeTender has recorded 323 notices from this buyer since 2020, 192 of them currently open. There are 51 open electrical-equipment notices in South Africa on FreeTender. Bids are submitted to the buyer through eTenders — South Africa (National Treasury), not through FreeTender.
Details
Design and Supply Transformer Cores and Shunts for a Period of 5 Years
Buyer: ESKOM.
Category: Other service activities.
Procurement method: Request for Bid(Open-Tender).
Province: Gauteng.
Delivery location: Lower Germiston Road-Roscherville-Johannesburg South -2090.
Briefing session: non-compulsory, 19 October 2026 10:00, at https://teams.microsoft.com/meet/366071683179821?p=ZiyMhQBixh5fkL71tZ.
Published: 12 October 2026.
Closing date: 30 October 2026 11:00 (South African time).
Tender documents:
- Invitation to Tender Shunts Cores 09102026.pdf - 240-106084675 Annexure C3 OHS Tender Evaluation Low risk.pdf - Functional evaluation criteria- shunts and cores - Annexure 1.pdf - 240-126469599 (Rev 2) - Method Statement - Template.docx - 240-108987034 Environmental Tender Evaluation and Scoring Card (High, Medium and Low risk work).docx - 240-12248652_List of Tender Returnables_Cat 4_ Rev 7.pdf - E-tendering Help Manual for supplier - 27 January 2025.docx - 240-77471499 (2) Annexure B - Acknowledgement Form for Eskom SHE Rules and other Requirements (2).pdf - NEC-Complete Supply Contract-Transformer cores and shunts .pdf - 240-105658000 Supplier QM Spec Rev 3-QM 58.pdf - Contractor Health and Safety Requirements (Latest Revision) (2).pdf - Shunts and cores Scope of Work.pdf - 240-106084675 Annexure C 3.docx - 240-68099512 Form A_Cat 4_ Rev 9.pdf
Source: National Treasury eTenders portal (www.etenders.gov.za); the same notice is published as Open Contracting (OCDS) data.
Context for bidders
We hold 323 notices from ESKOM, going back to May 2020 — 192 of them still open. They buy mostly in Manufacturing & Supply, Energy & Power and Construction & Infrastructure. There are 51 open electrical-equipment tenders in South Africa. This one closes in 18 days.
More from this buyer
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- Notification of award: The Supply and delivery of stationery for various NTCSA offices in East Grid Offices for a period of three (03) yeas on as and when required basis.· closes 30 Oct
- Supply and delivery of SSC Spares to Matimba Power Station for a period of five years as and when required basis.· closes 30 Oct
- The provision of the establishment of a Support Contract for the Eskom Telecomms BME Equipment install base, spares holding and Network Management System.· closes 5 Nov
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- Supply and delivery of electrical materials for a period of 36 months as and when required· closes 10 Nov
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- Preventative Maintenance & Repairs on Electrical Installation @ Saps,DOJ DOA (Cluster I) Bafokeng Mankwe Rustenburg Buffelspoort Marikana Temba Rooigrond & Potchefstroom for 36 Months· closes 11 Nov
Documents
- Invitation to Tender Shunts Cores 09102026.pdfDownload (pdf)
- 240-106084675 Annexure C3 OHS Tender Evaluation Low risk.pdfDownload (pdf)
- Functional evaluation criteria- shunts and cores - Annexure 1.pdfDownload (pdf)
- 240-126469599 (Rev 2) - Method Statement - Template.docxDownload (docx)
- 240-108987034 Environmental Tender Evaluation and Scoring Card (High, Medium and Low risk work).docxDownload (docx)
- 240-12248652_List of Tender Returnables_Cat 4_ Rev 7.pdfDownload (pdf)
- E-tendering Help Manual for supplier - 27 January 2025.docxDownload (docx)
- 240-77471499 (2) Annexure B - Acknowledgement Form for Eskom SHE Rules and other Requirements (2).pdfDownload (pdf)
- NEC-Complete Supply Contract-Transformer cores and shunts .pdfDownload (pdf)
- 240-105658000 Supplier QM Spec Rev 3-QM 58.pdfDownload (pdf)
- Contractor Health and Safety Requirements (Latest Revision) (2).pdfDownload (pdf)
- Shunts and cores Scope of Work.pdfDownload (pdf)
- 240-106084675 Annexure C 3.docxDownload (docx)
- 240-68099512 Form A_Cat 4_ Rev 9.pdfDownload (pdf)
Before you bid on this tender
A quick checklist to help you decide whether to bid and prepare a compliant submission for this electrical-equipment opportunity. Always verify the details on the official source.
- Confirm the exact closing date and time (and time zone) on the official portal — deadlines are strict and can be revised by a corrigendum.
- Read the full notice and every attached document, including the scope, specifications and any bill of quantities or terms of reference.
- Check the eligibility criteria — prior similar experience, annual turnover, certifications and registrations — and make sure you qualify before investing effort.
- Prepare any earnest-money deposit (EMD) or bid security and the required formats early; missing or wrongly-formatted documents are a common cause of rejection.
- Note how bids must be submitted (online or physical), in what format, and whether a digital signature or portal registration is required.
- Watch for corrigenda and clarifications right up to the deadline — requirements and dates can change.
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