Common Causes of Flickering Lights
Common causes, simple checks and when to call an electrician.
- Loose Connections
- Loose wiring in a fitting, switch or consumer unit can interrupt the flow of electricity
- Overloaded Circuits
- Too many appliances on one circuit can cause voltage drop, making lights flicker.
- Faulty Light Switch or Dimmer
- Old or faulty switches and dimmers can cause inconsistent power to the lights.
- Worn or Damaged Wiring
- Damaged cables, especially in older properties, can lead to intermittent faults.
- Problems with the Supply
- Issues with the supply from your DNO (Distribution Network Operator) can also be the cause.
Why Do My Lights Flicker?
Flickering lights are more than just annoying - they can be a sign of an electrical fault. Here's what causes them and when to call an electrician.
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Is Flickering Lights Dangerous?
In some cases, flickering lights are harmless. But if the flickering is frequent, worse when using appliances, or happening with multiple lights, it coould indicate:
. Overheating connections
. Faulty wiring
. Risk of fire
What Should You Do?
1) Check if the flicker happens with one light or multiple lights
2) Try a different bulb to rule out a faulty lamp
3) Check that switches and fittings are secure
4) If the problem continues, contact a qualified electrician
A professional inspection can identify the cause and fix the problem safely before it becomes a serious risk