Transformer Rewind Services

Germiston, Gauteng ESKOM
Open Closing: 6 Oct 2026 at 10:00 Published: 15 Sep 2026

Overview

Summary

Eskom seeks qualified contractors for the full rewind of various transformers over a six-month period. This tender requires adherence to stringent quality management standards and ISO compliance.

Detailed Description

This tender invites experienced contractors to provide full rewind services for multiple transformers, including the Sere Substation 2.6 MVA, Uitkyk Transformer 1 20 MVA, Matla Overland 5 MVA, and Kriel PS 5 MVA. The contract duration is set for six months, during which the selected contractor will be responsible for ensuring that all rewinding processes meet Eskom's quality management requirements, including compliance with ISO 9001 standards. Contractors must demonstrate their capability through a detailed quality control plan and provide evidence of relevant experience in transformer repairs.

The scope of work includes dismantling, rewinding, and reassembling transformers, along with necessary testing and quality assurance measures. Contractors are expected to have the appropriate facilities, equipment, and skilled personnel to execute the tasks efficiently. This project not only aims to restore the functionality of critical electrical infrastructure but also emphasizes the importance of maintaining high safety and quality standards throughout the execution of the work. Successful bidders will contribute to Eskom's mission of providing reliable electricity supply while adhering to environmental and safety regulations.

Suitable Businesses

This tender is suitable for businesses specializing in electrical maintenance, particularly those with experience in transformer rewinding and repair services. Companies must have the necessary certifications and quality management systems in place to meet Eskom's stringent requirements.

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