How Loadshedding Destroys On-Premise PBX Systems & Solutions | RSTelecom

Why Loadshedding is Destroying Your On-Premise PBX (And How to Fix It)

RSTelecom Expert Team
15 November 2023
5 min read

The Silent Killer of Corporate Hardware

Eskom's rolling blackouts have become a standard operational hazard for South African businesses. While companies invest heavily in inverters and generators, the delicate electronic components inside on-premise PBX systems are quietly being degraded beyond repair.

The Anatomy of the Damage

Why exactly does loadshedding break your phone system?

  • The Surge Impact: It's not the loss of power that causes the most damage; it's the intense voltage spike when the power returns. These surges overwhelm standard surge protectors and fry PBX motherboards.
  • Hard Drive Corruption: Physical PBX units often use spinning hard drives for call recording and voicemail storage. Sudden power loss creates 'hard stops', leading to sector corruption and total data loss.
  • Battery Fatigue: An internal UPS is only designed for occasional outages. Cycling a UPS battery multiple times a day completely drains its chemical lifespan within months.

The Cloud Solution

The only permanent fix is to remove the vulnerable hardware from your premises entirely. A Hosted Cloud PBX lives in a high-security data center equipped with industrial-grade diesel generators and massive battery banks.

If your office loses power, your data center does not. Your PBX system remains online, meaning customers still hear your professional greeting, and calls can be seamlessly re-routed to your staff's mobile phones via 4G/LTE.

Frequently Asked Questions

Can a UPS protect my PBX from loadshedding?

While a UPS provides temporary power, the consistent cycling and power surges when the grid returns degrade the sensitive internal power supplies and hard drives of traditional PBX systems over time.

Tags:LoadsheddingBusiness ContinuityPBX Maintenance