Class A buildings in Johannesburg typically deliver 24/7 security, N+1 power redundancy, dual-feed connectivity, and tenant-controlled access systems as a baseline.

• 24/7 manned lobby and access control is the baseline for institutional Class A.
• N+1 power redundancy is standard; mission-critical operations should specify N+2.
• Dual-feed fibre from independent carriers is the connectivity baseline.
• Tenant-controlled access (mobile credentials, visitor management) is now expected.

TL;DR

• 24/7 manned lobby and access control is the baseline for institutional Class A.
• N+1 power redundancy is standard; mission-critical operations should specify N+2.
• Dual-feed fibre from independent carriers is the connectivity baseline.
• Tenant-controlled access (mobile credentials, visitor management) is now expected.

What 'Class A' guarantees

In Johannesburg, Class A landlords deliver 24/7 lobby security, electronic access control, dual-feed fibre, and N+1 building power. Tenants layer their own additional controls on top.

What you should specify

For mission-critical or regulated operations, specify N+2 power and a dedicated UPS allowance. Visitor management workflows, badge issuance SLAs, and after-hours HVAC pricing all sit in the LOI.

Key facts

Frequently asked questions

Is N+1 power standard in Johannesburg Class A buildings?

Yes — N+1 is the institutional baseline. N+2 is achievable on specific buildings or via tenant-installed UPS.

Editorial provenance

Reviewed by Samuel Okafor — EMEA contributing editor. Last updated 2026-04-15. See our methodology and editorial standards.

Primary sources for this page

• CBRE Marketview reports — CBRE
• JLL Office Insight — JLL
• Cushman & Wakefield Marketbeat — Cushman & Wakefield
• Savills World Research — Savills
• Colliers Global Office Outlook — Colliers

Full sources index · Submit a correction

Related topics

• Trophy Asset Selection — How to identify and evaluate trophy Class A assets for a flagship requirement.