Different Types of Generator Enclosures(Canopy)

Different Types of Generator Enclosures(Canopy)

Generator enclosure or you can say generator canopy ya Genset boxes are generally mounted a four-wall sounding over generators. They perform a vital function in correlating your business’s portable generator to your electrical system. Also, requirements in order to deliver temporary or even long-term electrical power solutions.

This closed protective box meant to protect our generators, switchgear and other equipment safe surrounding unfavorable environment, authenticate sound and ease the work of maintenance and operation.

If you’ve been wondering What Are the Different Types of Generator acoustic enclosures and how to choose the perfect generator canopy for your custom use. You’ve come to the right place!

Strick with this article and you will get to know all the information about types of enclosures, and factors you should consider before buying one.

Types Of Genset enclosures

Based on the primary function, these outdoor generator enclosures categorized in mainly 3 types:

Weather protective enclosures

If you are planning to install your DG sets outside of your premises. You will need at least a weather protective or weatherproof enclosure. This good design generator enclosure keeps away the rain and snow out of your power generator equipment.

In-country like India, the climate is extremely hot and humidors in summers and fall up to 0͒ degree in winters. With this extremely changing temperature, we need a generator terminal enclosure that works well in both kinds of temperatures.

Noise protective enclosures

While the main consideration when selecting a portable generator might be focused on fuel type and power rating. But it’s also very important to keep noise levels in mind too. This unwanted noise producing from the generator and other equipment can damage the human eardrum, and many times this damage can be irreversible.

There may be local noise ordinances in place and regulations that enforce a noise limitation that can also strictly adhere to commercial generators. This portable generator enclosure help to reduce the sound of Genet.

Note: Permissible noise level in India

According to the Economics section of Times of India, CPCB(Central Pollution Control Board) has apprised the permissible noise level in India for different areas. For industrial regions ideal permissible noise limit is 75 dB for daytime and 70 dB at night.

The permissible noise limit for commercial areas is the range between 65 dB and 55 dB during day & night time.

while in residential household areas the permission level is the lowest, 55 dB and 45 dB during daytime and night respectively. 

In addition to that, there is a section called ‘silent zone’. Which covers areas that lie within 100 meters of the premises of educational buildings, hospitals, and courts. The permissible noise limit in these silent zones is 50 dB during the day and 40 dB during the night. Als, any violation of norms will lead to strict legal action.

One should also consider this CPCB permissible noise levels according to their region of operations to avoid any legal proceeding.

Walk-In enclosures


A Walk-in Enclosure is a custom enclosure for DG Set. Which is design to protect the generator components & equipment from an unfavorable environment? This typical sound-proof box for a generator is a large construction equipped which presents with one or more entry doors (as shown above photo).

This Walk-in Genset enclosure available in a full floor design or they can be an open bottom with wheels attached for home Genset mounting.

Key factors that consider before buying/designing a generator sound enclosures

Construction materials

Material is the key!!! It is very important to know what material has been used to make the acoustic enclosures for DG Set you are going to use. Metal sheets(alloy) is a common option for enclosures because it can protect from weather and also be beneficial for soundproofing if the metal itself is the right thickness.

Many instances, powder coating the steel enclosure is an ideal way to reduce corrosion risks, fading of paint, and any damage to the alloy itself.

A secondary option is aluminum enclosures. Aluminum enclosures are best in regions where humidity or high saline ambient air is common. For example, This type of enclosures is beneficial in coastal areas.

A well-designed enclosure should account for the location it is being placed in along with the type and specifications of the generator, and the way it will be used.


Sometimes it is beneficial to have space for fuel tanks inside the enclosure. The aforementioned allows for better protection and availability of the fuel lines and the connections for power solutions. Also, it results in enhancing security and overall function.

Ensure to choose those enclosures that offer dual-wall construction. They should be able to handle any accidents including fuel leaks or any overflow for battery safety.

Space Acquisition

When designing for the residential, it’s essential to consider the entire system and how it will be used. This should include service and maintenance needs based on the manufacturer’s requirements. The enclosure should also be expandable to ensure flexibility.

Over time, Genset’s location needs may change or requiring the use of a new generator. In additional cases, a standby generator may be continued at a later date. When configuring the enclosure, assure all of these needs can be met.

Ventilation In Enclosure

Generator rooms require a wide variety of fans to optimize the overall performance of generators and other equipment. The exhaust fan of the DG enclosure supply fresh air & oxidation for efficient generator performance.


If you are planning to install a generator set outside your building. You will need at least a weather protective or weatherproof enclosure to protect your generator. With the Subtropical humid climate all around the year, choosing one right Genset enclosures can undergo different types of considerations. 


So that is the different types of Generator enclosures and they use to protect Gensets and its components such as switchgear, control panel for along term use. Choose the one that matches all the climate as well as noise authentic requirements and space too.

If you are a pre owner of a Genset finding an enclosure for it or one who is looking to acquire a Genset, this article will help both to make a good choice of purchasing the one.

To get more information or want to buy an enclosure for DG Set, you can call or contact us for more inquiries. EO Energy deals in different types of Genset enclosure services in Noida and NCR. We are one of the largest generator enclosure manufacturers in Delhi NCR.

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