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Heavy-Duty Network Server Rack Cabinet — 42U / 37U / 22U

This heavy-duty server rack cabinet adopts high-quality cold-rolled steel sheet metal fabrication, supporting 22U, 37U, 42U multiple standard sizes. Designed with 19-inch universal mounting standard, excellent load-bearing capacity and efficient heat dissipation. Ideal for data centers, server rooms, telecom and network equipment storage, sturdy, durable and fully customizable.

Professional-grade 19-inch server rack enclosure engineered for data center and network infrastructure. Constructed from heavy-duty SPCC cold-rolled steel with precision welding and durable electrostatic powder-coated finish. Compliant with EIA-310-D and IEC 60297 standards. Available in 42U, 37U, and 22U sizes with multiple depth options.

Size (U Height):
42U — 2000mm 37U — 1800mm 22U — 1200mm
Depth:
1000mm 800mm 600mm
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Heavy-Duty 42U Network Server Rack Cabinet – Front View
Front Interior Data Center
Key Specifications
Available Sizes 42U / 37U / 22U
External Dimensions (42U) 2000 × 600 × 1000 mm
Frame Material SPCC steel, 1.5mm
Mounting Rails SPCC steel, 2.0mm, adjustable
Static Load 800 kg (1764 lbs)
Dynamic Load 500 kg (1102 lbs)
Ventilation Perforated doors, >70% open area
Finish Powder coating, RAL 9005 Black
Standard EIA-310-D, IEC 60297
View Full Specifications ↓
Specifications Features & Benefits Applications Packaging & Shipping
General Information
Product Name Heavy-Duty Network Server Rack Cabinet
Brand Sanjun Hardware
Available Sizes 42U / 37U / 22U
Industry Standard EIA-310-D, IEC 60297
Protection Rating IP20 (indoor)
External Dimensions (H × W × D)
42U Standard 2000 × 600 × 1000 mm
42U Compact 2000 × 600 × 800 mm
37U Standard 1800 × 600 × 1000 mm
37U Compact 1800 × 600 × 800 mm
22U Standard 1200 × 600 × 800 mm
22U Compact 1200 × 600 × 600 mm
Mounting Width 19 inches (482.6 mm) standard EIA
Usable Rack Height (42U) 1867 mm (73.5″)
Material & Construction
Main Frame SPCC cold-rolled steel, 1.5mm, welded construction
Mounting Rails SPCC steel, 2.0mm, depth-adjustable, numbered U-positions
Side Panels SPCC steel, 1.2mm, quick-release latch, lockable
Front Door SPCC steel, 1.2mm, single perforated door, reversible hinge, lockable
Rear Doors SPCC steel, 1.2mm, dual split perforated doors, lockable, removable
Top Panel Removable, cable entry brush strip
Bottom Panel Adjustable cable entry openings
Surface Finish Electrostatic powder coating, RAL 9005 Black / RAL 7035 Light Gray
Load Capacity
Static Load 800 kg (1764 lbs)
Dynamic (Rolling) Load 500 kg (1102 lbs)
Ventilation & Cooling
Front Door Perforated, >70% open area
Rear Doors Perforated split doors, >70% open area
Top Ventilation Optional fan tray mounting (up to 4 fans)
Included Accessories
Standard Package Cage nuts & screws (40/30/20 sets by size), grounding kit, leveling feet ×4, heavy-duty casters ×4, cable management rings, assembly manual
Optional Accessories Fixed/sliding shelves, blanking panels, fan tray, PDU brackets, cable ducts, baying kits
Environmental
Operating Temperature -10°C to +45°C
Storage Temperature -25°C to +60°C
Humidity 5% to 95%, non-condensing
1
Heavy-Duty Steel Construction
Manufactured from premium SPCC cold-rolled steel with 1.5mm frame and 2.0mm mounting rails. Precision seam welding ensures exceptional structural rigidity and long-term durability.

2
Superior Airflow & Ventilation
High-permeability perforated front and rear doors deliver over 70% open area. Supports passive and forced-air cooling. Optional top-mounted fan trays available.

3
Comprehensive Physical Security
All access points independently lockable — front door (reversible swing), dual rear doors, and both side panels. Unified key system simplifies access management.

4
Smart Cable Management
Top and bottom cable entry panels with brush strips for clean routing. Pre-installed vertical cable management rings keep patch cords organized and traceable.

5
19-Inch EIA Standard Mounting
Fully EIA-310-D compliant 19-inch rails with laser-engraved U-position numbering. Depth-adjustable to accommodate equipment from shallow panels to deep blade servers.

6
Easy Assembly & Flexible Deployment
Ships flat-packed for efficient freight. Bolt-together design enables rapid on-site assembly. Includes heavy-duty casters and leveling feet for precise positioning.

7
Durable Powder-Coated Finish
Multi-stage pretreatment + automated electrostatic powder coating + high-temp curing. Scratch-resistant, corrosion-proof surface in Black (RAL 9005) or Light Gray (RAL 7035).

8
Customizable OEM/ODM Solutions
As a factory-direct manufacturer, we offer full flexibility: custom dimensions, non-standard U-heights, special colors, additional cutouts, silk-screen branding, and tailored accessory packages.

📡
Data Centers & Server Rooms
Ideal for servers, SAN/NAS storage, and core switches. Supports hot-aisle/cold-aisle containment configurations.

🌐
Network Infrastructure
Perfect for patch panels, switches, routers, and fiber equipment in structured cabling environments.

☎️
Telecommunications
Houses transmission equipment, DSLAMs, OLTs, and signal processing hardware in telecom facilities.

⚙️
Industrial & Factory Automation
Robust enclosure for PLCs, VFDs, power supplies, and industrial Ethernet switches on factory floors.

📹
Security & Surveillance
Houses NVRs, DVRs, video matrix, PoE switches for IP cameras, and access control controllers.

🎬
AV & Broadcast Studios
Organizes AV matrix processors, media servers, and broadcast signal distribution equipment.

Packaging Information
Packaging Method Flat-packed in 5-layer corrugated carton + foam padding + edge protectors
42U Package Dimensions ~2100 × 700 × 160 mm + hardware box
37U Package Dimensions ~1900 × 700 × 160 mm + hardware box
22U Package Dimensions ~1300 × 700 × 130 mm + hardware box
Gross Weight (42U, 1000mm) ~95 – 120 kg
Gross Weight (37U, 1000mm) ~80 – 100 kg
Gross Weight (22U, 800mm) ~55 – 75 kg
Custom Packaging Plywood crate / palletized packaging available for sea freight
Order & Shipping
MOQ 10 units (mixed sizes acceptable)
Sample Lead Time 15 – 20 business days
Bulk Order Lead Time 25 – 35 business days
Port of Loading Shenzhen / Guangzhou, China
Payment Terms T/T (30% deposit, 70% before shipment), L/C at sight
Shipping Methods Sea freight (FCL/LCL), air freight, express courier (DHL/UPS/FedEx)
Incoterms FOB Shenzhen / CIF / DAP available
Need a Custom Rack Enclosure Solution?
As a factory-direct sheet metal manufacturer with 25+ years of experience, we specialize in OEM/ODM rack cabinet production. Send us your drawings or specifications and receive a competitive quotation within 24 hours.

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