All the terms in the electrical industry can be confusing. Even the professionals are confused sometimes. You might have heard the terms lightning arrester and surge arrester. If you aren’t familiar with arresters, you might not know what each of them is. It is important to know the difference. You might hear them used interchangeably too. According to GVA Electrical Limited, an electrician in London, both types of arresters are important for protecting your home and builds …

What is the Difference Between a Lightning Arrester and a Surge Arrester?

There is only one major difference between the two. Both types of arresters are used to protect your home in case it is hit by lightning. One type of arrester protects your home from the outside. The other protects your home from the inside. Surge arresters are used to intercept the surge. It then sends the extra energy into the grounding wire. Lightning arresters divert the energy through the arrester. Then, the energy typically goes to the ground.

Both types of arresters work to protect your home or business from damage. They are both effective at preventing lightning damage. Keep in mind that lightning arresters only work to protect devices from lightning. Surge arresters work to protect devices from short circuits, lightning or sparking. Because of this, surge arresters work as lightning arresters. Lightning arresters cannot be used as surge arresters.

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