NEMA 3R Enclosure Manufacturer
Weather-resistant NEMA 3R enclosure, expertly fabricated for outdoor electrical equipment protection. Features superior sheet metal construction, protecting against rain, sleet, and snow while allowing ventilation. Ideal for housing electrical components in various outdoor applications. Custom sizes available with quick turnaround time.
- Free quotes within one day
- Lead time as fast as 3-5 days
- ISO 9001：2015 certified
Custom NEMA 3R Enclosure
Bring your custom electrical housing requirements to life with our precision-engineered Custom NEMA 3R Enclosures. Our expert team combines 10 years of sheet metal fabrication experience with advanced manufacturing capabilities to deliver enclosures tailored to your exact specifications.
These weather-resistant enclosures provide reliable protection against rain, sleet, and snow while maintaining proper ventilation. Each unit is meticulously crafted using high-grade sheet metal, featuring sealed seams, drip shields, and water-tight doors for maximum protection.
We offer flexible customization options including:
- Custom dimensions and configurations
- Multiple access points and mounting options
- Various material choices and finishes
- Optional locks and security features
- Custom cutouts and penetrations
From prototype to mass production, we ensure quick turnaround times while maintaining strict quality standards. Our competitive pricing and dedicated support team make complex enclosure projects simple and cost-effective.
NEMA 3R Enclosures Types
Wall-Mount NEMA 3R Enclosure
Weather-resistant wall-mounted enclosure with secure mounting brackets. Perfect for outdoor electrical installations, featuring gasketed doors and drainage openings. Custom sizes available.
Free-Standing NEMA 3R Enclosure
Heavy-duty floor-standing enclosure designed for outdoor use. Features reinforced construction, lockable doors, and removable panels for easy access. Ideal for large electrical equipment.
Junction Box NEMA 3R Enclosure
Compact, weather-protected junction box with knockouts for conduit entry. Suitable for outdoor wiring connections, featuring durable construction and secure latching system.
Disconnect Switch NEMA 3R Enclosure
Purpose-built enclosure for housing disconnect switches, with integrated rain shield and padlockable handle. Ensures safe operation in outdoor environments.
Pull Box NEMA 3R Enclosure
Versatile pull box design with multiple conduit entry options. Features hinged cover and weather-resistant seals. Perfect for outdoor cable management applications.
Control Panel NEMA 3R Enclosure
Custom-designed control panel housing with mounting rails and accessory panels. Includes ventilation features while maintaining weather protection for sensitive controls.
Equipment NEMA 3R Enclosure
Large-scale enclosure for outdoor equipment protection. Features modular design, removable panels, and superior ventilation while maintaining weather resistance.
Features of NEMA 3R Enclosure
- Weather-resistant construction for outdoor use
- Protection against falling rain, sleet, and snow
- Ventilated design to prevent internal condensation
- Heavy-duty sheet metal construction with corrosion-resistant finish
- Sealed seams and drip shield for enhanced water protection
- Lockable design for secure access control
- Various mounting options including wall and pole mount
- Available in multiple sizes and configurations
- Removable doors for easy maintenance access
- Grounding provisions included
- UL Listed and compliant with NEMA 3R standards
- Custom cutouts and modifications available
- Professional powder coating for long-lasting durability
Applications of NEMA 3R Enclosure
The NEMA 3R enclosure is widely used across various outdoor applications where protection from weather elements is crucial:
- Outdoor electrical junction and circuit breaker boxes
- Telecommunications equipment housing
- Solar power system components
- Parking lot lighting controls
- Building automation systems
- HVAC control panels
- Electric vehicle charging stations
- Outdoor security system equipment
- Water treatment facility controls
- Commercial and industrial power distribution units
These enclosures are particularly suitable for installations where:
- Equipment requires ventilation
- Protection from falling rain, sleet, and snow is essential
- External formation of ice should not damage the enclosure
- Basic protection against vandalism is needed
- Cost-effective weather protection is required
Contact our engineering team for custom specifications to meet your specific application requirements.
Why Choose Shengen to Customize Your NEMA 3R Enclosures
With over 10 years of sheet metal fabrication expertise, Shengen delivers superior quality NEMA 3R enclosures tailored to your specifications. Our experienced engineering team ensures precise manufacturing while maintaining competitive pricing and rapid turnaround times.
We excel in both prototype and mass production, offering:
- Comprehensive material selection to meet your specific requirements
- Rigorous quality control throughout the manufacturing process
- Advanced manufacturing equipment for precise fabrication
- Professional engineering support from design to production
- Flexible customization options for size, finish, and features
- Cost-effective solutions without compromising quality
Our dedicated project managers work closely with you to understand your needs and ensure smooth project execution. From initial design consultation to final delivery, we maintain clear communication and reliable support. Choose Shengen for enclosures that consistently meet NEMA 3R standards while delivering exceptional value.
The Process Flow & Duration Estimation
Please note that the final cost depends on the customized service you require, the specifications of the raw materials used, the relevant national laws, and the distance of transportation. Take the example of booking a tall container of products:
Step 1: Drawing Design (within 1 day)
Designers use CAD to quickly as well as accurately modify designs to meet the desired specifications, ensuring that the final product meets the required specifications quickly and accurately.
Step 2: Product Proofing (1-2 days)
Product proofing is an essential part of the manufacturing process that can help businesses ensure the quality and consistency of their products while minimizing risks and costs associated with defects or errors in production.
Step 3: Bulk Manufacturing (1-3 days)
Once the specifications and quality of the product are confirmed to be in order, it is ready for mass production.
Step 4: Shipping (3-5 days)
Once the products arrive at their destination, you will receive an alert. You can plan how to collect your shipped goods.
Get A Free Quote
Contact us to get a free quote and more expertise about sheet metal fabrication. Your project will meet the right solution with Shengen.
Custom Sheet Metal Fabrication with Easy
At Shengen, We turn complex Into Simple! Follow the following three steps to start today!
- Tell us as specific as possible of your needs, provide the drawing, reference picture and share your idea.
- We will work on the best solution according to your requirements and drawing, the specific quote will be provided within 24 hours.
- We will start mass production after getting your approval and deposit, and we will handle the shipment.