Asked by: Keenan Palmeiroo
technology and computing computer peripherals

Does whole house need surge protection?

Last Updated: 30th March, 2020

24
Homes Need Whole House Surge Protection
There are more electronics and LED lights in homes than ever before. Appliances such as washers and dryers are now built with circuit boards so there are many more items that need to be protected from power surges than what was present in the past.

Click to see full answer.

Besides, is a whole house surge protector worth the money?

1. A whole home surge protector is a pretty good investment. It won't prevent damage in every case, but it is pretty cheap insurance and will probably be more than adequate for most homes.

Also Know, do whole house surge protectors protect against lightning? No, surge protectors by themselves won't protect your home from a surge caused by a direct (or even a nearby) lightning strike. In fact, completely unplugging appliances from the outlet is the only way to ensure 100% protection against lightning strike surges.

Also know, what does a whole house surge protector cost?

Buying a whole house surge protector The really inexpensive SPDs start at about 10kA. They can handle one really large surge and then they're toast—so they're a bad long-term investment. Instead, look for an SPD with a minimum rating of 50kA. It'll last longer than a 10kA device.

How often should a whole house surge protector be replaced?

If it's really old—like you don't remember when you bought it—it's probably not protecting you and you should toss it. If you're aware of your surge protector taking a big hit, you should probably toss it too. Otherwise, a good rule of thumb is to replace them about every two years.

Related Question Answers

Naroba Gail

Professional

Can I install a whole house surge protector myself?

Most people have a power strip or two plugged in around the house. It's usually in the kitchen or by the computer. While you can easily plug a simple surge protector into any outlet yourself, a whole house surge protector involves (carefully) accessing the main power panel box or hiring an electrician.

Karamat Trebus

Professional

What is the best whole house surge protector?

The best whole house surge protector is the EATON CHSPT2ULTRA, which is a SPD Type 2 device with a max surge charge of 80 kA and rated as NEMA 4X. Power surges can happen for a number of reasons from faulty wiring, lightning strikes, malfunctions and much more.

Elihu Kandadai

Explainer

Do appliances need surge protectors?

However, surge protectors are a good idea if you have an off-grid power system or use a generator. These are much more prone to sudden surges, so surge protectors are needed, especially with appliances that are more sensitive to surges, such as computers and medical equipment like CPAP machines.

Oskia Alliot

Explainer

Do surge protectors actually work?

While they aren't perfect, they really do protect computers and other electronic devices from all but the strongest power surges. While they can be ineffective against direct lightning strikes, a quality surge protector can stop most strong power surges and prevent them from damaging the gear that's plugged into them.

Aleksandrina Palomero

Explainer

Are whole house surge protectors a good idea?

Over voltages present in utility lines may also harm systems in your home. This is another reason that whole house surge protection is necessary at your electrical service panel. The truth is, there is virtually no type of surge protection available to reduce the harm caused by a direct lightning strike.

Arabel Hernanz

Pundit

What should a whole house surge protector look like?

When deciding on the right whole home surge protector for your rental property, consider the following factors:
  • Your property's outlet volt service.
  • Whether or not the SPD is UL Certified.
  • The Voltage Protective Rating (VPR).
  • The Maximum Continuous Operating Voltage (MCOV).

Sheraz Hora

Pundit

What does a whole house surge protector protect?

What is a whole house surge protector? Simply put, a whole house surge protector protects all the appliances in your home from voltage spikes, limiting excess electrical current by blocking its flow or shorting it to ground, much like a pressure relief valve.

Mademba Hasainov

Pundit

How can I protect my house from lightning strikes?

Here are four ways to protect your home from lightning:
  1. Use a home lightning protection system.
  2. Unplug electronics and appliances.
  3. Install transient voltage surge suppressors.
  4. Check your homeowners and renters insurance coverage.

Aimar Altmeier

Pundit

Does whole house surge protector need dedicated breaker?

Luckily, whole house surge protectors safeguard your outlets from these small bursts. More often than not these surges actually come from your larger appliances. Because these machines are frequently on dedicated circuits, they must loop back through your main breaker panel where the surge protector will be installed.

Buzzian Alban

Pundit

How do I protect my TV from lightning?

Use plug-in surge protectors for telephone and cable TV lines. Lightning-induced voltage surges can travel up phone and cable lines to damage the devices and appliances connected to them. The phone and cable protectors work in the same fashion as electric-line surge protectors by sending surges to an electrical ground.

Lenut Santacreu

Teacher

Is Ethernet surge protection necessary?

Ethernet protection is typically good for up to 2000 volts. Your concern is a rare and destructive surge that may overwhelm that existing protection. That surge protector is a completely different device that, unfortunately, has a same name. Notice an earth ground connection necessary to have protection.

Ximei Nebro

Teacher

Should I put a surge protector on my refrigerator?

We do not recommend connecting a refrigerator or freezer to a surge protector. The compressor is sensitive to temperature and current overloads, and will shut itself down with a surge. A surge protector will override this system, and if there is a power surge, your refrigerator may not restart.

Nedyalko Muje

Teacher

How long does a whole house surge protector last?

Typically, whole-house suppressors are hard-wired to the service panel, a process that takes a licensed electrician about two hours. Whole-house systems should be rated to stop a 40,000-amp surge, at minimum.

Meryama Drewsen

Teacher

Does Home Depot sell surge protectors?

Whole-House Surge Protectors - Extension Cords & Surge Protectors - The Home Depot.

Garofita Michel

Reviewer

How do I choose a surge protective device?

Three rules of thumb for choosing surge arresters
Here are some rules of thumb for installing a surge protection device (SPD): 1-Familiarise yourself with types, or category, of SPDs. 2-Assess the risk of lightning strikes and discharge capacities. 3-Use devices to protect the surge arrester itself.

Neeltje Heidner

Reviewer

How do you fix a power surge?

Here are some steps you can take to keep your home and sensitive electronics safe:
  1. Inspect your wiring. Faulty or substandard wiring can make power surge problems worse.
  2. Unplug electronics during a storm.
  3. Use surge protectors.
  4. Install a whole-home surge processor.
  5. Install high-efficiency AC units.

Archil Gaedike

Reviewer

Where do you put a surge protective device?

In an electrical systems, surge protection devices (SPDs) are usually installed in tap-off configuration (in parallel) between the live conductors and the earth. The operating principle of SPD can be similar to that of a circuit breaker.

Ladislau Verlinden

Reviewer

What size Surge Protector do I need?

You'll want something at least 6-700 joules or higher. (Higher is better here.) The clamping voltage is the voltage that will trigger the surge protector—or essentially when the surge protector wakes up and starts absorbing energy. Look for something around 400 V or less.

Yani Zagaria

Supporter

Can you plug surge protector into another surge protector?

You should never plug one surge protector into another. Surge protectors don't always come with directions. Daisy chains overload the surge protection technology, putting your electricals at risk during power surges. If you must use a power strip as a temporary solution, stick to one at a time.