Supply and delivery of a 1MVA mini substation to Lethabo Power Station.
Eskom
This tender closed on 5 October 2026
Bidding is no longer open. Browse open electrical & plumbing tenders or see the related tenders below.
In plain English
Eskom is procuring a once-off supply and delivery of a 1MVA Mini Substation for Lethabo Power Station. There are no specific eligibility criteria mentioned.
Always check the official documentDescription
This tender is for the once-off supply and delivery of a 1MVA Mini Substation (Type B, 11kV) to the Lethabo Power Station in Vereeniging. The project is issued by Eskom Holdings SOC Ltd. Key deliverables include the substation unit, all necessary test certificates, material data books, and detailed drawings. The supplier must also provide a Quality Control Plan and comply with specific OHS and environmental procedures. The tender process involves a Reverse E-Auction, where only successfully evaluated bidders will be invited to participate in the final pricing stage. The delivery lead time is a key evaluation factor, with a preference for 4 weeks or less.
What you need to qualify
- CSD registration — Registration on the Central Supplier Database — required to do business with government.
- Letter of Good Standing — COID registration and a Letter of Good Standing from the Compensation Fund.
- Other registration — An industry registration the tender requires (e.g. PSIRA, NHBRC, a professional or trade licence).
Full requirements
- Valid CSD registration
- Registered Electrical Contractor with Department of Labour
- ISO 9001:2015 Quality Management System certification
- Valid COIDA Letter of Good Standing
- Audited financial statements for the previous 18 months
- Compliance with local content thresholds for Transformers and Cables
- Minimum 80% score in qualitative technical evaluation
- Three or more reference orders for similar substation supply
Contact & how to apply
Name: Keneilwe Makoele
Email: Makoelkm@eskom.co.za
Phone: 016-457-5294
How to apply: Submit all documents electronically via the Eskom E-tendering portal. Ensure all files are in PDF format, with price lists also in Excel. Total submission size must not exceed 4GB, with individual files limited to 500MB. No hard copies will be accepted.
Related tenders
Supply and Delivery of Electrical Spares to Lethabo Power Station
Eskom Holdings SOC Ltd seeks tenders for the once-off supply and delivery of electrical power and distribution spares to Lethabo Power Station. The scope includes cables, circuit breakers, transformers, and lighting fixtures. Bidders must quote on at least 80% of the items. The contract lasts three months with a 120-day validity. A non-compulsory meeting is on 06 October 2026 via Microsoft Teams. Key deliverables include technical datasheets, local content adherence for cables and transformers, and quality control plans. Located at Lethabo Power Station, Vereeniging, submissions close on 15 October 2026 at 10:00 AM.
Design and Supply of Miniature Substations.
Eskom Distribution Division seeks tenders for the design, manufacture, and testing of various miniature substations over a 5-year period on an 'as and when required' basis. The contract includes supplying Type A and B substations, switchgear, and training, adhering to Eskom's technical standards and quality management. Governed by the NEC Supply Contract (SC3).
Supply and Delivery of Rotating Equipment & Power Transmission
Eskom Holdings SOC Ltd seeks tenders for the once-off supply and delivery of rotating equipment and power transmission components to Lethabo Power Station. The scope includes bearings, blowers, fans, gearboxes, and belts, adhering to specific technical and material standards. Governed by the NEC3 Supply Contract framework, key deliverables include data books, test certificates, and material compliance documentation. A 70% local content threshold is mandatory, and bidders must quote on at least 80% of items. Compliance with Eskom’s quality management and OHS standards is required. Submissions via the Eskom eTendering portal.
Supply and Delivery of Instrumentation Components at Lethabo.
Eskom Holdings SOC Ltd invites tenders for the once-off supply and delivery of instrumentation and control components to the Lethabo Power Station. The contract will be executed under an NEC3 Supply Contract (SC3) on an 'As and When Required' basis for three months. Key deliverables include sensors, gauges, transmitters, analyzers, and fire protection equipment. Bidders must provide technical datasheets and indicate lead times. The tender reference is E3594GXGPLET, with a closing date of 16 October 2026.
Provision of Control & Instrumentation and Electrical Resources.
Eskom seeks tenders for providing control, instrumentation, and electrical resources at Lethabo Power Station. The project includes removal, installation, testing, and commissioning of equipment during outages over a 5-year period. A non-compulsory clarification meeting will be held via Microsoft Teams on 07 October 2026, with submissions due by 15 October 2026.
Supply and Delivery of Bearings for Lethabo Power Station
Eskom Holdings SOC Ltd invites tenders for the once-off supply and delivery of industrial bearings, sleeves, housings, and vibration monitoring transducers to Lethabo Power Station. Items must meet technical standards, and bidders must provide technical datasheets and test certificates. The contract follows the NEC3 Supply Contract framework, requiring quotes for at least 80% of listed items. The tender validity is 120 days from the closing date of 15 October 2026.