Tripping MCBs to Faulty Earthing In Selangor & KL
September 20, 2025
Electrical Troubleshooting (2)
KL & Selangor 家庭常见电路隐患, 您中招了吗?
September 22, 2025

KL & Selangor Common Home Electrical Hazards

KL & Selangor Common Home Electrical Hazards

September 22, 2025

KL & Selangor Common Home Electrical Hazards

Many homeowners don’t pay much attention to their electrical system until problems happen. In reality, most electrical faults don’t appear overnight. They are the result of long-term hidden issues. From the daily calls we receive, the most common electrical cases include:

  • Wires overheating or catching fire: When the electrical current exceeds what the wire can handle, the insulation burns and may even lead to fire.
  • Power sockets with burning smell: If you smell burnt plastic from a socket or switch panel, it means overheating has already happened. This is a dangerous warning sign.
  • Water heater trips during shower: Many water heaters are wired incorrectly, often sharing circuits with other sockets, causing tripping whenever the heater is used.
  • Main switch, ELCB or MCB tripping: Frequent tripping is not just inconvenient, it signals leakage, short circuit, or overload problems.
  • Some lights not working or flickering: Many assume the bulb is faulty, but often it’s loose wiring, poor connections, or issues inside the DB Box.

These may look like small problems, but in fact, they are serious electrical hazards. Ignoring them not only disrupts daily life but can also put your family’s safety at risk.

Where Do These Electrical Problems Come From?

Most home electrical issues are not due to bad usage habits, but because of poor installation during wiring. Common causes include:

  1. Cutting corners: Using low-quality wires, main switches, MCB, ELCB or RCCB. At first it looks fine, but over time they overheat, degrade and may cause fire.
  2. Wrong wiring: For example, taking power for a water heater from the bedroom sockets, sharing the same line with air-cond and computer, causing overload.
  3. Old wiring not upgraded: During house renovation, many only change the appearance but not the wires. Old wires from decades ago cannot handle today’s high-power appliances.
  4. Lack of protection devices: Without RCCB, SPD or a proper earthing system, electricity has no safe release path during faults, doubling the risks.
Electrical Troubleshooting (2)
Electrical Troubleshooting (2)

The Serious Consequences of Electrical Hazards

Electrical safety is not about “inconvenience”. It is about life and property risks:

  • Fire: Overheating or short circuits are among the top causes of house fires.
  • Electric shock: Without RCCB protection, a leakage can directly harm or even kill.
  • Appliance damage: Unstable voltage and frequent tripping can destroy aircond, computers, washing machine, TV, oven, autogate and other expensive devices.
  • Daily frustration: Water heater trips during shower, lights flicker. These are not just annoyances, but signals of bigger dangers.

Why Hire a Professional Wireman?

Many people think professional electricians are too expensive, so they go for cheap or unqualified workers. They save a few hundred ringgit now, but leave behind a ticking time bomb.

Professional wireman can:

  • Distribute load properly and ensure heavy appliances don’t share circuits.
  • Detect old wiring and recommend correct replacements.
  • Inspect and upgrade the DB Box to ensure MCB, RCCB and main switch work properly.
  • Install SPD, lightning protection and proper earthing system.

Remember: Electrical safety is not a one-time cost. It is a long-term investment for your family’s protection.

How to Prevent Electrical Problems For Houses In KL & Selangor?

  1. Regularly check your DB Box. Frequent tripping means you must get a wireman to inspect.
  2. Install RCCB, MCB, SPD. Prevent leakage, overload and lightning surge damage.
  3. Pay attention to sockets and switches. If you smell burning, stop using and call an electrician immediately.
  4. Replace old wiring during renovation. Don’t just repaint walls, the hidden wires are the real issue.
  5. Always hire an experienced wireman. Do it right once and your family will enjoy long-term peace of mind.

Facing DB Tripping, Burning Smells or Wiring Faults? Call Us Now!

Wires catching fire, burning smell at sockets, water heater tripping, main switch tripping, lights not working. These are not small problems, they are warning signs of danger. If you wait until a fire or electric shock happens, it will be too late.

Do it once, do it right, and protect your loved ones.
Call Wireman Alex: 012-870 2699

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