Outdoor Electrical Enclosures Manufacturer
Our outdoor electrical enclosures are designed to provide robust protection for electrical components in outdoor environments. Built to withstand the elements, these enclosures offer superior durability and security, ensuring your electrical systems remain safe and operational no matter the weather conditions.
Technical Advantages of the Rainhood Design
The integrated rainhood is engineered to protect the enclosure from direct rainfall impact and top-side water accumulation.
Key technical enhancements include:
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Overhanging canopy structure that prevents dripping on the door’s upper edge
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Optimized slope angle ensuring water is directed away from the enclosure
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Improved sealing performance when combined with PU foamed gasket
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Reduced corrosion risk due to minimized moisture retention
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Optional welded or bolted rainhood depending on required strength and serviceability
This design significantly improves real-world durability in outdoor installations, even though the enclosure retains its official IP65 rating.
Reliable Outdoor Rainhood Solutions
Reliable IP65 Protection Standards
Built to maintain long-term sealing reliability even in demanding industrial and outdoor environments
Certified IP65
Certified IP65 protection against dust ingress and water jets
Certified CE
CE certified for compliance with international safety and quality standards
Machine-Foamed
Machine-foamed continuous PU gasket ensures reliable waterproof sealing performance
Precision-formed structure
Precision-formed enclosure structure enhances rigidity and maintains IP65 sealing integrity
Custom Outdoor Electrical Enclosures Solutions
0. Consultation (Optional)
Discuss project requirements, application conditions, and enclosure recommendations.
1. Submit Your Design
DWG, STEP, PDF, or even a sketch — we accept all formats and provide quick feasibility checks.
2. Technical Evaluation
Our engineers review structure, materials, cutouts, and protection level requirements, offering optimization if needed.
3. Prototyping & Sampling
Prototype or small-batch samples are produced to verify dimensions, fitment, strength, and surface finishing quality.
4. Mass Production
After approval, full-scale fabrication begins—laser cutting, bending, welding, assembly, and coating under strict QC.
5. Packing & Delivery
Finished enclosures are inspected, packaged with protective materials, and shipped globally by sea or air.
Comprehensive Customization Options for Your Outdoor Electrical Enclosures
Size
Custom width, height, and depth tailored to your installation and component layout needs.
Color
Industrial-grade RAL powder coating for safety identification and corrosion resistance.
Material types & Thickness
Cold-rolled steel, stainless steel, galvanized steel, or aluminum with selectable thickness based on strength and protection requirements.
Door and hinge Types
Single-door, double-door, reinforced door designs, concealed or lift-off hinges.
Door Locks
Quarter-turn locks, key locks, padlockable handles, and compression latches.
View Windows
Polycarbonate or tempered-glass viewing windows for safe equipment monitoring.
Mounting Plate
Custom mounting plates for breakers, relays, contactors, and internal components.
UV Printing
Durable UV printing for labels, warnings, logos, or control panel markings.
Enclosure Rating
IP54 / IP55 / IP65 and NEMA protection levels based on sealing design and environment.
Accessories
Cooling fans, ventilation louvers, lighting, brackets, cable glands, document holders, etc.
Cutouts & Machining
Laser-cut openings for switches, displays, connectors; CNC machining for precision interfaces.
Surface Finishing Options
Powder coating, spraying, galvanizing, brushing, polishing, and anti-corrosion treatments.
Why Choose Our Outdoor Electrical Enclosures
Wenzhou Vililong Technology Co., Ltd.
Vililong is a China-based manufacturer specializing in outdoor electrical enclosures designed to protect electrical equipment in harsh environmental conditions.Our enclosures are engineered for reliable performance in outdoor applications, including exposure to rain, dust, UV radiation, and temperature fluctuations. With protection levels up to IP65/IP66 and optional NEMA 3R, 4, and 4X ratings, they ensure long-term durability and safety.
Manufactured using high-quality materials such as powder-coated steel or stainless steel (SUS304 / SUS316), our outdoor enclosures provide excellent corrosion resistance and structural strength for demanding environments.With in-house sheet metal fabrication — including laser cutting, CNC bending, and precision welding — we ensure consistent quality, tight tolerances, and reliable sealing performance.
We support full OEM/ODM customization, including size, thickness, surface treatment, ventilation, and mounting solutions — serving panel builders, system integrators, and industrial distributors worldwide.
0Years experience
Electrical Enclosure
Manufacturing
Manufacturing
0Employees
R&D, design, production
Technical team
Technical team
0Countries
Exported to 20+ Countries
0Enclosures
5000+ Enclosures Delivered Annually
Real factory environment in Wenzhou, China Supporting small batch and mass production
Manufacturing Capabilities
CNC Bending Machine
Consistent angle & repeatability
Welding Robot
Stable seams & clean finish
Powder Coating Line
Durable surface protection
PU Foam Sealing
Up to IP65 waterproof performance
From Production to Delivery — Reliable Manufacturing Process You Can Trust
Certified Electrical Enclosure Manufacturer
CE
IP65
ISO9001
Why Global Buyers Choose Vililong
Vililong is a direct manufacturer of industrial electrical enclosures, specializing in custom and OEM solutions for global markets.With in-house sheet metal fabrication, strict quality control, and fast response capability, we help customers reduce costs, shorten lead times, and ensure reliable performance in real applications.
Direct Manufacturer
Work directly with our in-house manufacturing team. No middlemen, better pricing, and full control over quality, lead time, and customization.
Fast Sampling & Stable Delivery
Quick sample turnaround and flexible production scheduling help you meet tight project deadlines with confidence.
Strict QC System
Every enclosure is inspected during production and tested before shipment to ensure consistent quality and reliable performance.
Built for Industrial Applications
Designed for long-term use in demanding environments such as power distribution, automation, and outdoor installations.
Optional for Outdoor Electrical Enclosure
Vent holes
Inner door
Viewing Window
Cable Gland
Frequently Asked Questions (FAQ)-Outdoor Electrical Enclosure:
Are outdoor electrical enclosures waterproof?
Yes, our outdoor enclosures are designed to withstand harsh weather conditions. They come with high IP ratings (IP65, IP66, or IP67), providing protection against water ingress, including rain and submersion in water.
Can I customize the size of the outdoor electrical enclosure?
Absolutely! We offer both standard and custom sizes to meet your specific installation requirements. Our team can assist you in determining the right size based on your electrical components.
What materials are best for outdoor electrical enclosures?
The best material depends on your environment. Stainless steel is ideal for coastal and industrial areas due to its high corrosion resistance. Fiberglass is perfect for moisture-prone environments, while aluminum is lightweight and rust-resistant, suitable for general outdoor use.
What is the difference between an outdoor electrical enclosure and a standard electrical enclosure?
An outdoor electrical enclosure is designed to withstand harsher environmental conditions, including exposure to rain, dust, snow, UV radiation, and extreme temperatures. Unlike standard enclosures, outdoor models feature higher Ingress Protection (IP) ratings and corrosion-resistant materials, ensuring the safety and longevity of electrical components in outdoor settings.
What are the common applications for outdoor electrical enclosures?
Outdoor electrical enclosures are used in a wide variety of applications, including:
- Telecommunications: Protecting equipment such as wireless antennas and signal controllers.
- Energy and Utilities: Enclosures for solar panels, wind turbines, and power distribution systems.
- Street Lighting & Traffic Control: Housing electrical controls for outdoor infrastructure.
- Industrial & Commercial Sites: Securing electrical systems and control panels in exposed environments.
Can outdoor electrical enclosures be used in extreme weather conditions?
Yes, outdoor electrical enclosures are specifically designed for use in extreme weather conditions. Depending on the IP and NEMA ratings, these enclosures can protect electrical equipment from heavy rain, snow, high winds, and even submersion in water, making them ideal for outdoor installations in harsh climates.
How do I determine the IP rating needed for my outdoor electrical enclosure?
The IP rating (Ingress Protection) determines the level of protection an enclosure provides against dust and water. For outdoor use, IP65 (dust-tight and protected against water jets), IP66 (protected against powerful water jets), or IP67 (dust-tight and resistant to submersion) are ideal ratings. Choose the rating based on environmental exposure, such as heavy rainfall, humidity, or even potential flooding.
Can I install an outdoor electrical enclosure in direct sunlight?
Yes, our outdoor electrical enclosures are designed to withstand direct sunlight. They are made from UV-resistant materials like fiberglass and stainless steel, which prevent degradation and ensure durability even when exposed to prolonged sunlight. However, it’s important to ensure that any sensitive components inside the enclosure are also protected from excessive heat by choosing the appropriate material.
Are outdoor electrical enclosures safe for use in hazardous locations?
For hazardous locations such as explosive environments, specialized enclosures with higher safety standards, like Explosion Proof or Flameproof enclosures, are required. These enclosures are built to contain any sparks or explosions, preventing them from igniting the surrounding environment. Always check the specifications of the enclosure to ensure it meets the necessary safety standards for your specific application.
How do I maintain and clean an outdoor electrical enclosure?
To maintain your outdoor electrical enclosure:
- Regular Inspection: Check for any signs of damage, rust, or wear, particularly around seals and gaskets.
- Cleaning: Use a soft cloth or sponge with mild soap and water to clean the surface. Avoid abrasive materials that could damage the finish.
- Seal Maintenance: Inspect and replace any worn seals or gaskets to maintain the enclosure’s protective properties.
- Ventilation Check: Ensure that ventilation holes or filters are clear of debris to allow proper airflow, especially in enclosures that house temperature-sensitive equipment.
How to Choose the Right Outdoor Electrical Enclosure
Ensure Reliable Weather Protection
Outdoor enclosures must withstand rain, dust, and harsh environmental conditions. Choose enclosures with at least IP65 protection to prevent water ingress and ensure stable operation in outdoor installations.
Select the Right Material
Powder-coated steel is suitable for general outdoor use, while stainless steel (SUS304 or SUS316) is recommended for coastal, humid, or chemical environments where corrosion resistance is critical.
Consider UV & Corrosion Resistance
Continuous exposure to sunlight and moisture can degrade standard enclosures. UV-resistant coatings and corrosion-resistant materials help extend service life and reduce maintenance costs.
Manage Heat & Internal Temperature
Outdoor enclosures are exposed to temperature fluctuations. Consider ventilation systems, filters, or cooling solutions to prevent overheating and ensure reliable performance of internal components.
Need help selecting the right outdoor enclosure for your project?
Our engineering team can recommend the best solution based on your application, environment, and budget.
Frequently Asked Questions
What’s your company main products?
The main business is to provide customers with custom enclousure services, we also sell some General Boxes.
How about the price of the product?
We are a manufacturer, we mainly provide customized services for our customers, and we believe that our prices have enough advantages.
What does the enclosure customization service contain?
Box Sizes,Box Colors,Door Types,Gland Plates,Specific Cutouts,Moutning Plates,Protective Covers,Standing Types,Windows,Thickness,Accessories.
Can we get the sample? Is it free?
Yes, we could offer the general box sample for free charge,but need you pay the express. The freight depends on weight, packing size and your country or province region, etc.
What’s about MOQ?
First order MOQ=1pcs.
How can I get product catalogs?
You can get the catalogs by contacting us.
How to order our product?
1.Please tell us the model and quantity and other request you need.
2.We make the PI for you.
3.After you confirm the PI, we arrange the order for you after receiving your payment.
4.After the goods finished, we send the goods out to you and tell you the tracking number.
5.We will track your goods until you receive the goods.
How about the after-sale service?
If you meet any problems after sales, pis contact us freely, we’ll help solving the problems within 24 hours.
What’s the payment term?
100% T/T (large order, accept 30% T/T prepay 70% balance before shipping), Western Union, Paypal.