Custom Electrical Enclosure Manufacturer in China
Factory-direct custom metal enclosures based on your drawings, samples, or project requirements — from sheet metal fabrication to finishing, assembly, and export delivery.
At Vililong, we manufacture high-quality custom electrical enclosures designed for power distribution, automation equipment, electronic devices, machinery control, and industrial applications.
With fully in-house sheet metal fabrication—including laser cutting, CNC bending, welding, polishing, powder coating, and assembly—we deliver durable, precise, and fully customizable enclosure solutions for both prototyping and mass production.
Whether you need a simple metal box or a complex multi-section electrical cabinet, our team provides fast support, engineering optimization, and reliable OEM/ODM services.
Custom Electrical Enclosures Built from Your Drawings
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Vililong manufactures custom electrical enclosures based on drawings, samples, sketches, or application requirements. We support custom sizes, materials, thicknesses, cutouts, mounting plates, cable entry, sealing, surface finishing, and branding for industrial projects.
Whether you need a prototype, small batch order, or mass production, our team helps turn your design into a manufacturable enclosure solution.
What We Can Customize
- 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 /IP66 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.
Custom Enclosure Process
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.
Custom Enclosure Project Showcases
We understand the challenges that come with the constantly evolving landscape of the industrial sector. Our experts are always on hand to offer bespoke enclosure solutions, from custom electrical enclosures with unique dimensions to application-specific features.
Custom Freestanding Electrical Control Enclosure for Marine Industry
Heavy Duty Indoor Electrical Control Cabinet with Mounting Plate
Custom Steel Electrical Enclosure for Hydraulic Servo System
SUS304 Outdoor Enclosure for State Grid of China
Custom Powder-Coated Steel Enclosure for ATS
Custom Outdoor Metering & Distribution Cabinet for Residential Power System
Manufacturing Capabilities for Custom Enclosures
Our in-house manufacturing capabilities support custom electrical enclosure projects from sheet metal cutting to final surface finishing. With laser cutting, CNC bending, welding, powder coating, PU gasket sealing, and UV printing, we help customers achieve accurate dimensions, reliable assembly, and stable production quality.
Laser Cutting for Electrical Enclosure
Precision laser cutting for enclosure panels, mounting holes, cable entries, ventilation openings, and component cutouts based on DWG or STEP drawings.
CNC Bending for Electrical Enclosure
CNC bending ensures consistent angles and accurate dimensions for enclosure bodies, doors, panels, and structural parts, supporting stable assembly and reliable fit.
Welding for Electrical Enclosure
Professional MIG, TIG, and spot welding for enclosure bodies and structural parts, helping improve strength, sealing performance, and long-term durability.
Surface Finishing for Electrical Enclosure
Powder coating, brushing, and polishing options improve corrosion resistance, surface appearance, and durability for indoor and outdoor electrical enclosures.
PU Foamed Gasket for Electrical Enclosure
Automated PU foamed-in-place gasket sealing creates a continuous seal for IP65/IP66 enclosure protection against dust, water, and harsh environments.
UV Printing for Electrical Enclosures
UV printing supports custom logos, warning symbols, panel labels, and functional markings directly on enclosure surfaces for branding and identification.
Why Choose Vililong for Custom Enclosures
Our in-house production line allows us to manage every step of the enclosure manufacturing process—ensuring stable quality and fast turnaround. Each project follows standard workflow guidelines to guarantee consistency from raw material cutting to final finishing.
Direct Manufacturer
In-house sheet metal fabrication with better cost control and flexible customization.
Engineering Support
We review drawings, samples, installation conditions, and protection requirements before production.
Small Batch & Mass Production
Support prototypes, low-volume orders, and stable batch production.
Export-Ready Delivery
Protective packaging and global shipping support for overseas projects.
FAQs About Custom Enclosures
- 1. What information do you need to start a custom enclosure?
Drawings, sketches, dimensions, BOM, or a sample.
- 2. Can you fabricate enclosures based on a sample?
Yes — we can reverse engineer and build according to samples.
- 3. Do you offer prototypes?
Yes, prototypes can be made before batch production.
- 4. What materials can I choose?
Mild steel, galvanized steel, stainless steel, aluminum, or plastic.
- 5. Can you add cutouts, drilling, and labeling?
Yes, openings, engraving, UV printing, and cutouts are fully customizable.
- 6. What is your typical lead time?
Prototypes: 7 -10 days.
Mass production: 10–20 days, depending on complexity.
Contact Us for Custom Enclosure Solutions
Your Reliable Partner for Power Distribution and Automation Solutions
Send us your drawing, sample, or project requirements — our team will respond within 24 hours.
- 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.