By Alvin Wong, CEO of Innovative Green Power Sdn. Bhd.
Many new EV owners worry about their home’s fuses and circuit breakers. You’ll hear questions like:
“Do I need to increase fuse size to protect my fuse?”
“Will this charger burn my fuse?”
The truth is simple — fuses and circuit breakers are there to protect you, not the other way around.
What Fuses and Circuit Breakers Really Do
Their job is to disconnect power when there’s an unsafe overload or fault. If your fuse or MCB trips when using an EV charger, that’s a clear message: your current system is overloaded, or the wiring isn’t sized properly for the load.
Increasing the fuse size or installing bigger breakers without understanding the whole system can be dangerous. Worse, it gives a false sense of security.
What You Need Instead
What you need instead is:
- To check your home’s wiring and load capacity
- To size your EV charger correctly
- To ensure your circuit breaker is suitable for the job
At Innovative Green Power, we see this mistake too often — people think the problem is “the fuse is too weak,” when in fact, the fuse is doing its job perfectly.
Final Reminder
When it comes to EV charging, always remember: learn about your fuse, don’t try to bypass or “protect” it.
And if in doubt, always consult a certified EV charger installer.
Let our obsession with quality protect your safety.
Because when it comes to EV charging and electrical systems, there’s no room for compromise.
