ZJBENY is a trusted manufacturer of protective components for photovoltaic systems across the globe. Through our focus on solar DC protection design, production, and marketing, we can bring brand-building PV protection solutions.
In recent years, ZJBENY has attentively invested resources in research on EV-related products, successively manufacturing other types of products, thus reaping wide market popularity across the world.
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PV WATERPROOF BOX BX302215Customized solutions are available for different projects requirements. Highlights : IP66 Protection Class IK10 Shock Resistance -25°C~+100°C Operating Temperature SPECIFICATIONview more
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PV WATERPROOF BOX BX191811Customized solutions are available for different projects requirements. Highlights : IP66 Protection Class IK10 Shock Resistance -25°C~+100°C Operating Temperature SPECIFICATIONview more
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PV WATERPROOF BOX BX202413Customized solutions are available for different projects requirements. Highlights : IP66 Protection Class IK10 Shock Resistance -25°C~+100°C Operating Temperature SPECIFICATIONview more
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Modular Enclosure BX-39 39-wayA 39-way modular PC distribution box.view more
Made of high thermal stability plastic (Operating temperature from -25 to 100).
Patented design. -
Modular Enclosure BX-26 26-wayA 26-way modular PC distribution box.view more
Made of high thermal stability plastic (Operating temperature from -25 to 100).
Patented design. -
Modular Enclosure BX-15 15-wayA 15-way modular PC distribution box.view more
Made of high thermal stability plastic (Operating temperature from -25 to 100).
Patented design. -
Modular Enclosure BX-13 13-wayA 13-way modular PC distribution box.view more
Made of high thermal stability plastic (Operating temperature from -25 to 100).
Patented design. -
Modular Enclosure BX-08 8-wayA 8-way modular PC distribution box.view more
Made of high thermal stability plastic (Operating temperature from -25 to 100).
Patented design. -
Modular Enclosure BB1F 4-wayA 4-way modular PC distribution box.view more
Made of high thermal stability plastic (Operating temperature from -25 to 100).
Patented design.
Why Choose Us?
Rich Experience
Our experience of working in the electrical industry for more than 30 years allows us to create solar DC components that comply with the latest DC standards. With the inheritance of 30+ years of experience in the research and production of DC protection products, we are continuously dedicated to the EV charging field.
Wide Product Range
ZJBENY offers a full range of solar PV protection products and EV chargers for different solar PV, battery energy storage, and EV charging system. Our Main Product Lines: EV Charger, Rapid Shutdown Device, Microinverter, PV Combiner Box, DC Isolator Switch, DC Circuit Breaker, DC Fuse Holder, DC Contactor, AC Components, etc.
Broad Market
ZJBENY has attentively invested resources in research on EV-related products, successively manufacturing other types of products, thus reaping wide market popularity across the world.
What is Modular Enclosure?
Modular enclosures provide the protection required for industrial drives, controls and other equipment, along with the practical flexibility to evolve with the changing demands of modern business—all while saving time and money over the course of their lifecycles.
Advantages of Modular Enclosure
Modular electronic enclosures are easy to install because they are typically pre-assembled. This means that all you have to do is connect the modules together. This is a very quick and easy process, and it doesn't require any special tools or skills.
Modular electronic enclosures are easy to maintain because they are typically made from high-quality materials that are designed to last. This means that you won't have to replace them as often as you would with other types of enclosures. Additionally, if a component does fail, it is usually easy to replace just that component without having to replace the entire enclosure.
Modular electronic enclosures are easy to expand because they are segmental. This means that you can add additional modules as needed to expand your system. This is a very cost-effective way to expand your system, and it is also very quick and easy to do.
Modular electronic enclosures are relatively inexpensive when compared to other types of enclosures. This is because they are typically mass-produced, which reduces the cost. Additionally, they are typically made from high-quality materials that are designed to last, which further reduces the cost.
Modular electronic enclosures offer a high degree of protection for your electronic components. This is because they are typically made from high-quality materials that are designed to withstand the elements. Additionally, they are typically made with a sealed design that helps to protect your components from dust, dirt, and other contaminants.
Features of Modular Enclosure
Protection of Enclosed Devices / Equipment
There are several physical stressors present in any given environment: tampering, water, mold, corrosion. And just like traditional unibody designs, a modular enclosure can be certified to rugged industry standards (MIL-S-901D, NEMA). Properly assess local weather conditions, corrosive substances and even resistance levels of internal components.
Compartmentalization
A modular design allows you to compartmentalize separate pieces of IT equipment or add thermal accessories to help with climate control. It removes the need to source several cabinets or climate-control systems. It also saves floor space!
Ease of Modification
It's easier to scale up or scale down manufacturing needs based on production sequence, customer demand, space or other factors with a modular design. And users can easily swap parts out for new ones and modify panels.
Mounting Panels
The most commonly modified part of any enclosure, the mounting panel in a modular design allows for the addition of rails, making it possible to slide the panel into and out of the front, side or rear openings. It eliminates the need to lay the enclosure on its back and lifting the panel with a crane or forklift.
Availability of Sizes and Types
While available in traditional sizes, it can also be configured to specific applications with full size or partial doors, multiple mounting panels and entry points.
Maintenance for Modular Enclosure
To Clean the Enclosure
To clean the enclosure, simply wipe it down with a damp cloth. If there are any stubborn stains, you can use a mild soap and water solution. Avoid using harsh chemicals or abrasive cleaners, as these can damage the finish.
Inspect the Enclosure Regularly
Inspect the enclosure regularly for any signs of damage, such as dents, scratches, or corrosion. If you notice any damage, it's important to have it repaired as soon as possible to prevent further damage.
Check the Seals and Gaskets
It's also a good idea to check the seals and gaskets to make sure they are intact and in good condition. Over time, these can become worn or damaged, which can allow moisture or other contaminants to enter the enclosure.
Range of Custom Modular Enclosure
Enclosure Dimension
The dimensions featured on modular enclosures are used to determine the space needed for your electrical equipment. Figuring this out allows you to invest in a quality enclosure that will cater to your needs with great accuracy. If you have specific dimensions for your modular enclosures, we are here to help you by customizing the perfect build for you.
Enclosure Application
Enclosure application also relates to how the enclosures will be used especially if you plan to mount your electrical and cable them for use. With this, you have to consider different aspects that will help you ensure that your enclosure works perfectly. If you'd like to customize the application of your modular enclosure, we will help you do just that.
Enclosure Compatibility
The compatibility of your enclosures looks at where they will be used and the type of electrical equipment you are working with. This will help you customize accordingly and ensure that you are working with features that will boost the performance of your enclosures. For instance, if the modular enclosures will be used in the outdoors, investing in weatherproof options will be better.
Enclosure Function
Your enclosure function will depend on what you intend to use it for. For most people, enclosures come in handy when storing electrical equipment and controls. For others, they could be for the protection of electronics that are in use. Different people have varied functions for these enclosures. Enclosures used in computing and storage could protect PC and LCD TV monitors from water, dust, chemicals, and extreme temperatures. With this in mind, we help you create a quality enclosure that will help you cater to your exact functions.
Certifications
We have the UL1741 mark, certification issued by Underwriters Laboratories, the most important for system interconnection tests in the USA. ZJBENY also holds SAA, CB, CE, TUV, ISO, RoHS certifications.

Contact US
If you have any enquiry about quotation or cooperation, please feel free to email us at benyi@zjbeny.com, or use the following enquiry form. Our sales representative will contact you within 24 hours. Thank you for your interest in our products.
TEL: +86-577-57177008
FAX: +86-577-57177007
Address: Changjiang Rd, Wenzhou Daqiao Industry Park, Yueqing, Wenzhou, Zhejiang, China, 325603
Frequently Asked Questions
Q: What is PV junction box?
Q: What is the function of enclosure box?
Q: What is the primary difference between a combiner box and a junction box in a PV system?
Q: What are the Key Features of Modular Enclosures?
Q: What are the Key Features of Modular Enclosures?
Q: What are the Advantages of Using Modular Enclosures?
Modular frames come with pre-manufactured holes that are spaced at standardized units of measurement. This means that your most common accessories can be added to the interior of a modular frame without drilling or welding. Furthermore, multiple modular frames can be joined together to create infinite configurations.
Flexibility in Assembly
The ability to rearrange your cabinet and its equipment as needed provides long-term benefits. With a modular system, the designer, integrator, and end user has the freedom to make assemblies as basic or complex as they wish. Additionally, a modular enclosure frame will accommodate more door options for easier access.
Faster, Safer Mounting and Installation
The modular enclosure design allows for the addition of rails, making it possible to slide panels into and out of the front, side, or rear enclosure openings. This saves time and increases safety when compared to the unibody technique of laying the enclosure on its back and lifting the panel with a crane or forklift. Plus, the construction of a modular enclosure allows for a greater opening and thus a larger mounting panel for easier mounting. Finally, it is faster to load electronics in a modular frame, saving you time and money.
Built to Last
Yes, enclosure walls for modular systems are thinner than traditional unibody enclosures. But this does not mean that the cabinet loses any of its strength or protective qualities. The load being exerted on a modular enclosure is transferred from its walls to its vertical frame, so you do not lose as much weight functionality as you might think.
Q: Are Modular Enclosures Cost-Effective?
Q: What is the best material for an enclosure?
Q: Why do you need a junction box?
Our company is one of the leading modular enclosure manufacturers and suppliers in China, providing the best customized service. Welcome to wholesale high quality modular enclosure for sale here and get quotation from our factory.






