Custom Sheet Metal Fabrication

New Energy Charging Equipment Sheet Metal

Custom sheet metal cabinets and enclosures for EV chargers and new energy charging stations, with outdoor‑grade protection, easy cable routing and fast on‑site installation.

Energy Storage & Power Equipment Sheet Metal

Sheet metal enclosures for battery energy storage systems (ESS), power distribution cabinets and control panels, designed for safety, heat dissipation and long‑term stable operation.

Industrial HMI & Monitor Enclosures

Precision metal enclosures manufacturer for industrial touch HMI, wall-mounted monitor and embedded panel PC. Stainless steel & aluminum sheet metal fabrication with IP65 sealing and surface finishing.

Telecom Network Sheet Metal Cabinets

Custom telecom & network sheet metal cabinets for 5G base station, server room, outdoor waterproof applications. Precision sheet metal fabrication, IP rated enclosures with powder coating & full customization.

Industrial Control & Intelligent Equipment Sheet Metal

Precision sheet metal housings and control cabinets for industrial automation and intelligent equipment, ensuring accurate fit, organized wiring space and reliable performance in harsh environments.

Outdoor Security & Municipal Sheet Metal

Weather‑resistant sheet metal boxes and cabinets for CCTV, access control, traffic and municipal projects, offering IP‑rated protection, anti‑corrosion finishes and long service life outdoors.

Flexible custom sheet metal fabrication for brackets, frames, enclosures and metal parts, providing one stop support from DFM and prototyping to batch production and assembly at competitive cost.

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1. Upload CAD Files

Select your manufacturing process and upload 3D CAD files/drawings for custom sheet metal enclosures, cabinets or parts, including material, thickness and quantity.

2. Get DFM Review & Quote

Within 24 hours you receive a design‑for‑manufacturability check plus a detailed quotation with pricing and lead time for your sheet metal parts.

3. Manufacturing Starts

After approval, CNC punching, laser cutting, bending, welding, finishing and assembly are carried out in‑house according to your CAD and BOM.

4. Quality Check & Shipping

All parts and enclosures pass inspection, are securely packed, and shipped on time so they arrive ready for installation.

5、No drawings available?

Do not worry. Kindly share your requirements with us, and we will develop production-ready drawings free of charge according to your specifications.

FAQ

Frequently Asked Questions - Custom Sheet Metal Services

Yes. We support 1PC MOQ, no mold tooling required. All custom sheet metal enclosures can be produced directly per your design.

Yes, we accept custom sheet metal fabrication strictly based on your 2D/3D drawings. We provide free DFM checking, follow your exact material, tolerance and finishing requirements. Both prototype and mass production are available with full quality control and export standard packaging.

Absolutely. Send us your product size, assembly function, usage scenario and performance demands. Our sheet metal team offers free structural design, solution tuning and DFM analysis. You don’t need to prepare drawings; we finish all design work from sketch to production drawing to save your R&D cost and risks. We revise drawings repeatedly to meet your assembly needs perfectly.

We provide 24H DFM drawing review and formal quote after receiving your technical requirements.

Yes. We offer fast prototype sampling according to your drawings, helping you verify structure and size before bulk order.

All our products have obtained ISO9001, EMC, LVD and RoHS certifications. We fully comply with global safety and quality standards, delivering stable, trustworthy solutions for all project applications.

We operate our own factory and provide one-stop full in-house production. Strict process control and standardized quality management guarantee stable product quality and punctual delivery, building reliable long-term global partnerships.

We process a full range of standard and high-performance sheet metal materials, including stainless steel (304/316), aluminum (5052/6061), cold/hot rolled steel, galvanized steel, brass and copper. We can also source special materials according to your project requirements.

Our standard machining tolerance is ±0.1mm for laser cutting and bending. For high-precision parts, we can reach ±0.05mm based on material thickness and part structure. All dimensions are 100% inspected before delivery to meet your requirements.

Yes, we provide one-stop full surface treatment services, including powder coating, painting, anodizing, sandblasting, brushing, electroplating, passivation, polishing and heat treatment. We can customize colors and effects according to your design.

Yes, we always sign NDA (Non-Disclosure Agreement) before receiving any drawings or design details from customers. We strictly protect your intellectual property and keep all your projects confidential.

Latest News

Explore Our Industry Insights

Precision Alignment Solutions for Complex Multi-Interface Telecom Housings

Precision Alignment for Multi-Interface Telecom Housings

Eliminate tolerance stack-up with SanJun Hardware’s OEM/ODM precision telecom sheet metal housings. Achieve 0.01mm alignment & seamless EMI shielding!

Learn More

Cable Management Architecture in Modular Network Device Chassis

Cable Management Framework in Modular Network Device Chassis

Discover custom sheet metal chassis & cable management solutions that optimize thermal performance, prevent EMI, and boost serviceability with SanJun.

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Advanced Thermal Management Strategies for Outdoor Enclosures in Extreme Climates

Thermal Management for Outdoor Enclosures in Extreme Climates

Protect BESS & 5G equipment in extreme climates with SanJun Hardware’s custom thermal management sheet metal enclosures. Get a free DFM quote in 24 hours!

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Optimizing High-Density Rack Airflow and Duct Channeling in Custom Rack Enclosures

Optimize High-Density Rack Airflow in Custom Rack Enclosures

Discover custom rack enclosures with engineered duct channeling by SanJun Hardware to optimize thermal management, prevent throttling, and lower PUE.

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Streamlining Custom Sheet Metal Fabrication Through Early DFM Analysis

Streamlining Custom Sheet Metal Fabrication via DFM Analysis

Eliminate design flaws & cut production costs! SanJun Hardware offers expert DFM analysis & precision custom sheet metal fabrication. Request a quote today.

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Designing Custom Metal Housings for Industrial HMI & Embedded Panel PCs

Designing Custom Industrial HMI & Embedded Panel PCs Housings

SanJun Hardware crafts IP65 custom metal enclosures & embedded panel PC housings for harsh industrial automation. Request your free DFM review today!

Learn More

Latest Case

Sheet Metal Case Studies | Custom Enclosure Projects

Custom Sheet Metal Enclosures for Communication Device Power Boxes

Custom Sheet Metal Enclosures for Wall-Mounted Multi-Vent Server Chassis

Custom Sheet Metal Enclosures for Multimedia Playback Boxes

Custom Sheet Metal Enclosures for Multi-Function Control Boxes

Custom Sheet Metal Enclosures for Network Multimedia Devices

Custom Sheet Metal Enclosures for Multimedia Panels

Custom Sheet Metal Enclosures for Battery Packs Overview

Custom Sheet Metal Enclosures for Control Boxes Overview

Custom Sheet Metal Enclosures for Power Boxes

Custom Sheet Metal Enclosures for Wall-Mounted Server Cabinets

Custom Sheet Metal Enclosures for Indoor & Outdoor Waterproof Dustproof Electrical Junction Boxes

Custom Galvanized Sheet Chassis Enclosures for USB Amplifier Boxes

Custom Sheet Metal Enclosure Case for Energy Storage Power Supply

Custom Sheet Metal Solutions for Precision Instrument Enclosures

Custom Sheet Metal Solutions for E-Commerce Live Streaming All-in-One Machines

E-Commerce Live Streaming All-in-One Sheet Metal11

Custom Sheet Metal Solutions for Round Android Advertising Displays

Custom Sheet Metal Solutions for Network Equipment Cabinets

Custom Sheet Metal Solutions for Ultrasonic Generator Digital Control Cleaning Power Supplies

Custom Sheet Metal Solutions for Claw Machines

Custom Sheet Metal Solutions for Pet Cabinets

Custom Sheet Metal Solutions for 19-32 Inch Touch Industrial Displays

Custom Sheet Metal Solutions for Kitchen Cabinets

Kitchen Cabinet Sheet Metal Customization

Custom Sheet Metal Solutions for Medical Equipment

Custom Sheet Metal Enclosures for Beauty Industry Thermostats

Testimonials

What Our Clients Say

Global Clients’ Real Feedback on Custom Sheet Metal Enclosures & One-Stop Processing Services

"±0.01mm positional accuracy for all interface cutouts. 470 units delivered 3 days early with zero defects. Unmatched precision for our 5G power modules."

Olivia

Chief Procurement Officer, Telecom Systems GmbH

"Sanjun delivered 300 wall-mounted server chassis 4 days early with 100% quality pass rate. Their hybrid ventilation design solved our 24/7 overheating issue, and reinforced structure increased load capacity by 30%. After 6 months of flawless operation, we signed a 3-year exclusive agreement. They are our most reliable sheet metal partner."

Darlene Robertson

Engineering Director, DataEdge Solutions (USA)

"Sanjun solved our toughest challenges: ±0.01mm multi-interface alignment, slim design with 20% enhanced strength, and consistent quality across 800 units. Delivered 4 days early with 100% pass rate. We signed a 2-year exclusive agreement."

Chloe

Product Manager, ProAV Solutions (Australia)

"Sanjun solved all our core challenges: 3.4cm ultra-slim design with 22% higher rigidity, ±0.01mm interface alignment, zero color difference across 1,000 units, and efficient honeycomb cooling. Delivered 5 days early with 100% pass rate. We signed a 3-year exclusive agreement."

Ethan

General Manager, Smart Electronics (Singapore)

"Sanjun solved all our critical challenges: 4.5cm slim rack design with 25% enhanced rigidity, ±0.01mm complex interface alignment, zero color difference across 190 units, and efficient honeycomb cooling. Delivered 2 days early with 100% pass rate. We signed a 2-year exclusive agreement."

David Miller

Technical Director, ProAV Media (Germany)

Fast, professional and high quality. Looking forward to long term business. Thank you!

Lucas

consumer

I am very happy with the product I received. it was exactly as described and very well manufactured. Will do business again.

Eli

consumer

I'd like to thank you and the team at Sanjun for delivering a nicely product to us and on time. We are very pleased with the product and you will get our future business.

Tom

consumer

Sanjun is professional, making sample and mass production cargo Quality is very good! Smooth finish, no scratches. Good packing, no damage during shipment. I'll come back to order again.

Mia

consumer

Sunjun is professional, making sample and mass production cargo Quality is very good! Smooth finish, no scratches. Good packing, no damage during shipment. I'll come back to order again.

Darlene Robertson

consumer

Contact Info

Product

High Precision Customization

Global Standard Quality Assurance

Professional Engineering & On-Time Delivery

1. Upload CAD Files

2. Get DFM Review & Quote

3. Manufacturing Starts

4. Quality Check & Shipping

5、No drawings available?

FAQ

Frequently Asked Questions - Custom Sheet Metal Services

1、Can I order 1 piece without opening a new mold?

2、Do you accept custom sheet metal work from my own drawings?

3、No drawings available. Do you offer free custom drawing design per our demands?

4、How soon can I get DFM review and quotation?

5、Can you make prototypes before mass production?

6、What certifications do your sheet metal products support?

7、What about production lead time and delivery reliability?

8、What materials can you process for sheet metal fabrication?

9、What’s your tolerance for precision sheet metal parts?

10、Do you provide surface treatment services?

11、Can you sign NDA for protecting our design and drawings?

Latest News

Explore Our Industry Insights

Latest Case

Sheet Metal Case Studies | Custom Enclosure Projects

Testimonials

What Our Clients Say

Olivia

Darlene Robertson

Chloe

Ethan

David Miller

Lucas

Eli

Tom

Mia

Darlene Robertson