How to Protect Your Appliances from Load Shedding Power Surges

Load shedding has become a regular part of life for many South Africans. While it helps prevent total grid failure, it comes with its own set of problems, power surges being one of the most damaging. When the power comes back on after an outage, the sudden rush of electricity can fry your electronics and shorten the lifespan of your appliances.

Knowing how to protect your appliances from load shedding power surges is essential if you want to avoid expensive repairs or replacements. In this guide, we’ll explore simple and effective ways to safeguard your home and electronics.

ALSO READ: Stage 2 Load Shedding in Winter 2025: What You Need to Know

What Is a Power Surge?

A power surge is a sudden spike in electrical voltage. During load shedding, when power is restored, the electrical flow may return unevenly. This fluctuation can damage internal components in appliances like fridges, TVs, microwaves, computers, and even routers.

These surges are often brief but powerful enough to destroy sensitive electronic circuits. That’s why it’s important to take proactive measures to protect your appliances.

Use Surge Protectors and Power Strips

One of the most affordable and effective ways to protect appliances from load shedding power surges is to install surge protectors. These devices are designed to absorb excess voltage and prevent it from reaching your appliances.

Use surge-protected power strips for your entertainment systems, kitchen appliances, and office equipment. Make sure you buy high-quality units with built-in surge protection indicators so you know they’re working correctly.

Unplug During Load Shedding

A simple yet highly effective strategy is to unplug your appliances before power is restored. When you receive the load shedding schedule, take a few minutes to unplug your TV, computer, router, and kitchen appliances.

Wait a few minutes after the electricity comes back on before plugging everything in again. This manual approach may seem inconvenient, but it can save your valuable electronics from unnecessary damage.

Install a UPS or Inverter System

Another smart way to protect your appliances is to invest in a UPS (Uninterruptible Power Supply) or an inverter. These systems provide backup power and offer surge protection features.

A UPS is ideal for smaller devices like Wi-Fi routers, PCs, and CCTV systems. For larger appliances, consider an inverter with built-in surge protection and enough capacity to handle essential loads.

UPS units not only guard against surges but also prevent data loss during sudden power cuts.

Consider Whole-House Surge Protection

If you own your home and want maximum protection, installing a whole-house surge protector is worth considering. This device is installed at your main distribution board and prevents high-voltage surges from entering your home’s electrical system.

While this option may cost more upfront, it provides a long-term solution, especially if you own expensive appliances or run a home office.

Use Voltage Regulators or Stabilizers

Voltage stabilizers help maintain a consistent voltage level, reducing the impact of dips and spikes. These are especially useful for appliances like refrigerators, washing machines, and air conditioners that require a steady power supply.

A stabilizer acts like a buffer and adds an extra layer of protection for high-value equipment.

Regular Maintenance and Insurance

Finally, ensure that your appliances are in good condition. Older or faulty devices are more vulnerable to power surges. Regular maintenance can reduce risk and extend the lifespan of your electronics.

Also, check if your home insurance policy covers damage caused by power surges. Some policies include surge protection, while others require an add-on. It’s worth reviewing your coverage for peace of mind.

Load shedding isn’t going away anytime soon, but you can reduce its impact by taking smart precautions. From surge protectors to inverters and whole-house systems, there are many ways to protect your appliances from load shedding power surges. A small investment today can prevent major losses tomorrow.