SanJun Hardware Custom Server Chassis Cabinet OEM Sheet Metal, Free Drawing Design – SanJun Hardware

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Multi-Function-Control-Boxes (11)
Multi-Function Control Boxes (5)
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Multi-Function Control Boxes
Multi-Function Control Boxes (6)
Multi-Function-Control-Boxes (11)
Multi-Function Control Boxes (5)
Multi-Function Control Boxes (4)
Multi-Function Control Boxes
Multi-Function Control Boxes (6)

Precision Server Chassis, Multi-Function Metal Boxes & Control Cabinets OEM Sheet Metal Fabrication for Intelligent Equipment Housings

SanJun Hardware is a professional one-stop sheet metal OEM manufacturer specializing in precision server housings, multi-function electrical boxes, industrial control cabinets and smart device enclosures. Many clients struggle with lacking engineering drawings, high outsourced design fees and unoptimized structures causing production delays & high costs. Our veteran sheet metal engineering team solves all these troubles: we provide 100% free customized structural drawings, full DFM manufacturability analysis and multi-round design revisions purely based on your mounting size, assembly functions, application scenarios and performance demands. No drawing preparation required on your side. We cover the full workflow from concept sketch, dimension drawing, structural verification to final production drawing, cutting your R&D cycle, design outsourcing expense and trial-and-error risks significantly. We own complete laser cutting, CNC bending, robotic welding & surface treatment equipment, deliver tight tolerance precision fabrication, support prototype & mass production with flexible MOQ, serving data center, industrial automation, intelligent control and communication equipment industries globally.

1. Brand Introduction

Founded with abundant sheet metal manufacturing experience, SanJun Hardware focuses on custom OEM sheet metal enclosures for server, industrial control and intelligent electronic equipment. We have served hundreds of global industrial clients, accumulated massive mature project cases of precision server chassis, electrical control boxes and multi-functional metal housings. Equipped with full-automatic precision processing production lines and strict multi-stage QC system, we deliver stable, durable, high-precision metal cabinet solutions with competitive cost performance.

Multi-Function Control Boxes

2. Unmatched Core Advantages (Solve Your Main Pain Points)

âś… Free Full Drawing Design Service, No Drawings Needed From You

You only need to inform us your product installation dimensions, assembly logic, working scenarios and performance standards. Our senior engineering team independently completes sketch drafting, detailed dimension layout, structural rationality inspection and formal production drawing output at zero cost. Multiple rounds of drawing optimization & revision are supported until fully matching your assembly requirements. No extra design outsourcing fees, no self-drawing workload for your R&D team.

âś… Professional DFM Manufacturability Optimization

We conduct full DFM analysis at the design stage, revise unreasonable structures that lead to difficult processing, deformation or high costs, optimize material usage and assembly layout in advance, avoid post-sampling rework and greatly reduce your trial risk & overall production cost.

âś… Full In-House Precision Sheet Metal Fabrication

Full production processes under one roof: laser cutting, CNC bending, precision stamping, robotic MIG/TIG welding, tapping, hardware insertion, polishing, powder coating, anodizing, plating and complete assembly. Tight tolerance ±0.1mm, solid structural reinforcement, good heat dissipation & EMI shielding performance for server chassis.

âś… Flexible Production & Fast Lead Time

Support 1-piece prototype & large batch mass production without high MOQ pressure. 24H DFM review & quotation, sampling within 7 working days, mass production finished in 10–15 days based on quantity.

âś… All-Round Customization Support

Custom size, material (SPCC, SGCC, aluminum, stainless steel), ventilation hole layout, mounting brackets, lock structure, surface color, logo printing and IP protection grade to fit data center, industrial workshop, outdoor intelligent equipment and control room use.

Multi-Function Control Boxes (7)

3. Wide Application Range

Precision server rack chassis, data center storage enclosures, industrial PLC control cabinets, multi-function electrical junction boxes, intelligent automation equipment housings, communication device metal shells, monitoring instrument boxes, power distribution control enclosures and other OEM custom metal boxes.

Multi-Function Control Boxes (8)

4. Quality & Delivery Guarantee

Adopt IQC, PQC, FQC, OQC four-level inspection system, provide dimension test reports before shipment. Various packaging solutions to prevent scratch & deformation during long-distance transportation. Accept EXW, FOB, CIF trade terms, stable delivery schedule to avoid project delay.
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Custom Design Sheet Metal Cabinets for Large Power Distribution Systems & New Energy Equipment Enclosures

Custom Design Sheet Metal Cabinets for Large Power Distribution Systems & New Energy Equipment Enclosures

SanJun Hardware is a professional sheet metal manufacturer producing large power distribution cabinets and new energy equipment enclosures. We provide free full drawing design service per your demands, no drawings required from clients. We solve common industry troubles including cabinet deformation, uneven coating, poor assembly precision and weak anti-corrosion performance. Adopting precision sheet metal fabrication, we customize sturdy, high-tolerance metal cabinets with uniform paint finish for power plants, substations and new energy storage projects. Multiple materials & surface treatments are available, supporting small trial orders and mass production.
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Precision Sheet Metal Vent Exhaust Housing for Smart Control Cabinet Vent Module Custom Fabrication

SanJun Hardware manufactures custom precision ventilation exhaust sheet metal housings for smart cabinet vent modules. We provide fully free CAD drawing design based on your requirements, no drawings needed from clients. We fix common manufacturing defects like uneven airflow, shell deformation and low assembly precision via in-house laser cutting, CNC bending and optimized louver ventilation design. Multiple metal materials and anti-corrosion surface finishes are available for industrial control equipment.
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6063 Aluminum Laser Perforated Sheet Metal Machined Multimedia Audio Control Panel

SanJun Hardware specializes in custom sheet metal fabrication of 6063 aluminum multimedia audio control panels with ultra-precise laser perforation. We solve clients’ biggest pain point: no need for you to prepare design drawings at all. Our in-house engineering team provides fully free CAD drawing design according to your functional & appearance demands. We overcome complex irregular hole layout, thin aluminum deformation, burr-free laser cutting and surface finishing difficulties, delivering high-tolerance audio panel hardware for amplifiers, mixers and multimedia speakers.
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Dustproof Outdoor Distribution Box

Multi-Size Dustproof Outdoor Electrical Enclosure, Surface-Mounted Distribution Box, Electrostatic Powder Coated Jiyi Box for Malls & Factories

SanJun Hardware manufactures multi-size electrostatic powder coated wall-mounted electrical enclosures for outdoor, factory and commercial mall use. Many buyers struggle with no ready drawings, high outsourced design fees and ill-fitting standard boxes that fail dustproof performance. Our veteran sheet metal engineers solve all troubles: we provide 100% free customized structural drawings, full DFM manufacturability analysis & unlimited design revisions based on your mounting size, wiring layout and IP protection demands. No drawing preparation required on your side. We independently finish sketches, dimension drawings, structural inspection and final production drawings, cutting your R&D cycle, design costs and trial risks. All boxes adopt full sealing dustproof structure, uniform electrostatic powder coating with strong rust resistance, available in dozens of standard sizes plus full custom customization.
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Clients We've Served

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