What Does an Electrician Check During an Inspection?
An electrical inspection is one of the most important steps in ensuring your home or business is safe, compliant and functioning properly.
Whether you are buying a property, experiencing electrical issues or need a compliance certificate, an inspection helps identify potential problems before they become serious.
But what exactly does an electrician check during an inspection?
This guide explains the full process and what you can expect.
What Is an Electrical Inspection?
An electrical inspection is a detailed assessment of your electrical system performed by a qualified electrician.
The goal is to:
- Ensure safety
- Identify faults
- Confirm compliance with regulations
- Prevent electrical failures
Inspections are often required for property sales, maintenance or troubleshooting.
If you’re preparing for a compliance certificate, see What Is an Electrical Compliance Certificate (COC)?.
Why Electrical Inspections Are Important
Regular inspections help:
- Prevent electrical fires
- Detect hidden wiring issues
- Ensure legal compliance
- Protect appliances
- Maintain system efficiency
Electrical systems can degrade over time, making inspections essential for long-term safety.
What Electricians Check During an Inspection
DB Board (Distribution Board)
The DB board is the first and most important component checked.
Electricians will inspect:
- Circuit breakers
- Main switch
- Earth leakage protection
- Wiring connections
- Overall condition
If your DB board is outdated or unsafe, see How to Tell If Your DB Board Is Unsafe.
Wiring Condition
The electrician will assess the condition of your wiring to ensure it is safe and up to standard.
This includes checking for:
- Damaged or exposed wires
- Old or outdated wiring
- Loose connections
For more details, see Signs Your House Needs Electrical Rewiring.
Plug Sockets and Switches
All plug points and switches are tested to ensure they function correctly and safely.
The electrician checks for:
- Proper installation
- Signs of overheating
- Secure connections
- Damage or wear
Earth Leakage System
The earth leakage unit is tested to ensure it trips correctly when a fault is detected.
This is a critical safety feature that protects against electric shock.
Circuit Load and Distribution
Electricians evaluate whether circuits are properly balanced and not overloaded.
Overloaded circuits can lead to:
- Tripping breakers
- Overheating wiring
- Electrical failures
Lighting Circuits
Lighting systems are checked for:
- Proper operation
- Stable voltage
- Secure connections
Flickering lights may indicate underlying issues. Learn more in Why Are My Lights Flickering? Causes & Solutions.
Appliances and Connections
In some cases, electricians may inspect major appliances and how they are connected to the system.
Faulty appliances can cause:
- Power surges
- Tripping breakers
- Electrical faults
How Long Does an Electrical Inspection Take?
The duration depends on the size and condition of the property.
- Small homes: 1–2 hours
- Medium properties: 2–4 hours
- Larger or complex systems: longer
A thorough inspection ensures nothing is missed.
When Should You Book an Electrical Inspection?
You should schedule an inspection if:
- You are buying or selling a property
- Your home is older
- You experience electrical problems
- You need a compliance certificate
- You want to improve safety
If you are unsure, a professional electrician can advise you.
What Happens After the Inspection?
After the inspection, the electrician will:
- Provide a report of findings
- Identify any safety issues
- Recommend repairs or upgrades
- Confirm compliance status
If everything meets standards, a compliance certificate may be issued.
When Should You Call an Electrician?
You should contact a professional if:
- You notice electrical problems
- Your system has not been inspected in years
- You are planning renovations
- Your DB board is outdated
If you need help, a licensed electrician in Centurion can perform a full inspection and ensure your system is safe.
For more information, see Electrician in Pretoria – Complete Homeowner Guide.
Looking to Book an Electrical Inspection?
If you want to ensure your electrical system is safe and compliant, a professional inspection is the best place to start.
Voltstone Innovations provides expert electrical inspections across Pretoria and Gauteng, helping homeowners and businesses identify and resolve electrical issues.
Regular inspections are a simple way to protect your property and avoid costly problems.