4ME tenders in Gauteng
Open CIDB 4ME (Grade 4 Mechanical Engineering) construction tenders in Gauteng. Free to view, no signup. See all 4ME tenders or all tenders in Gauteng.
Maintenance of Roof Ventilators and HVAC Systems at ACSA.
Airports Company South Africa (ACSA) seeks tenders for maintaining roof ventilators and HVAC mechanical systems at O.R. Tambo International Airport over six months. The project includes preventative, corrective, and breakdown maintenance for chillers, cooling towers, air handlers, and dampers. Contractors must ensure system reliability, adhere to response times for landside and airside operations, and comply with safety and OEM standards. A functionality score of at least 80 out of 100 is required for further evaluation, and pricing must remain fixed for the contract duration.
Supply and Maintenance of Hybrid PV Solar System.
SANAS seeks a service provider for the supply, installation, and maintenance of a 151.8 kWp hybrid PV solar system at its Pretoria head office. The project includes 150kW inverters, 300 kWh battery storage in a steel container, municipal approvals, fire suppression, and staff training. The contract spans 36 months, covering installation and maintenance. A compulsory briefing is on 13 October 2026.
Contractor for Maintenance of Laboratory Equipment
The South African Bureau of Standards (SABS) seeks a contractor for preventative and breakdown maintenance of mechanical laboratory equipment across Groenkloof, Secunda, Richards Bay, Cape Town, and Port Elizabeth. The three-year contract includes scheduled maintenance, equipment calibration, performance verification, and parts replacement. The contractor must ensure minimal disruption to operations and provide a 24-hour response for emergencies. Equipment includes compression machines, industrial ovens, furnaces, and rotating machinery. Bidders must submit a detailed pricing structure for labor and parts.