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Isolator Switches

Isolator Switches; Everything You Need To Know.

If you are an engineering student, you will be very well aware of what an Isolator switch is and what it is used for. However, most of us homeowners are not engineers and are faced with the requirement of using an isolator switch frequently. Whether you are a homeowner, new in the field of construction and electrical power-related fields, or a DIY enthusiast, you will need a thorough knowledge of isolators, their functions, uses, and their types. Worry not, we are here to guide you about everything you need to know.

What Are Isolator Switches?

In the majority of the machinery and circuits you see today in your daily life include an isolator. Especially when it comes to power grids, kitchen appliances, and incoming machine power, isolator switches play a significant role. But what are isolator switches?

In the simplest words, isolator switches are the devices that separate a circuit from devices and prevent current from unwanted current through them.

What Is The Difference Between An Isolator Switch And A Circuit Breaker?

Note that isolator switches are very different from circuit breakers. Both have different functions and abilities, just similar workings. For example, a DC isolator switch is used to interrupt or complete the slow of DC electricity while a circuit breaker is used to protect the overflow of current through a device. DC isolator switches are important for the protection of photovoltaic systems. Buy DC isolator switch online at PV connections at a reasonable price and long-term guarantee of the products as well.

Benefits of Isolator Switches.

  •         Clean switching.

Say goodbye to any power surges. Isolator switches promise a clean power-on power-off transient.

  •         Safe Isolation.

An isolator switch prevents electric shocks or any kind of equipment malfunction. It is, however, operated manually unlike circuit breakers.

  •         Size and portability.

You have the choice to customise your system according to your requirements and liking.

What Are The Usesof Isolator Switches?

You must ask howare isolation switches infused into our daily life. Here are a few examples of the uses of isolation switches in our daily life functions.

Electrical exhaust fans.

Usually found in kitchen and bathrooms to remove any kind of stale or humid air or odor from a room. These electric exhaust fans are vital for every house. Exhaust fans have 3-pole isolation switches due to three lines that need disconnection.


Large refrigerators need isolation switches for maintenance and repairs. Just like showers, refrigerators are in close contact with humidity and water, and hence, the use of an isolation switch is necessary.


Due to their complex fitting in special locations, showers require isolation switches. Since washrooms are humid and wet, there is a greater risk of electric shock that needs safety measures. Hence, isolation switches are necessary.

Air conditioners.

It is important to equip outdoor units of your air conditioner with an isolator switch. It protected your application from any hazard caused by storms or hard weather conditions. It also helps your home from tripping in case of a fault.


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