Here is a professional e-commerce listing for the D-Link 4U Wall Mount Network Rack – Model: 
The D-Link NWR-4U-5540-GR is a compact and durable 4U wall-mountable steel enclosure designed for small-scale networking, surveillance, telecom, and AV applications. Built with premium CRCA steel and featuring a sleek powder-coated finish, it offers reliable protection, efficient cable management, and space-saving convenience—ideal for home, SOHO, and branch office environments.
 
🔧 Key Features:
4U Height – Suitable for routers, switches, DVR/NVRs, and patch panels
Compact Depth (400mm) – Ideal for tight spaces
Lockable Front Glass Door – Toughened, tinted for visibility and security
550mm Width – Accommodates 19" rack-mountable equipment
Ventilated Top & Bottom Panels – Enhanced airflow and cable entry
Adjustable Mounting Rails – Maximize usable space and flexibility
CRCA Steel Construction – CNC fabricated, welded, and powder-coated
Pre-Punched Fan Mounting Provisions
Static Load Capacity: Up to 25 kg
Compliance: DIN 41494 & equivalent ISO standards
 
📐 Technical Specifications:
Specification
Details
Model
NWR-4U-5540-GR
Height (OD / Usable)
258 mm (OD) / 178 mm (Usable – 4U)
Width
550 mm
Depth (OD / Usable)
400 mm (OD) / 350 mm (Usable)
Mounting Width
19” adjustable steel mounting angles
Construction
Fully welded CRCA steel
Front Door
Tinted Toughened Glass with Lock & Key
Finish
Powder Coated (Grey standard, Black on request)
Cooling Support
Fan mount provision on top panel
 
📦 Package Includes:
1 × D-Link 4U Wall Mount Enclosure
1 × Lockable Front Glass Door
2 × 19” Mounting Rails (with U-marking)
1 × 1U Cable Manager
1 × 3-Socket 5 Amp Power Distribution Unit
1 × Mounting Hardware Packet
Engraved Side Panel with D-Link Branding
 
🛠️ Optional Accessories (Sold Separately):
Cooling Fan Unit
Horizontal Earthing Kit
Cantilever Shelf
Additional Cable Managers
Extra PDUs
 
📌 Applications:
Home and SOHO Networking
CCTV/DVR and IP Camera Installations
POS and Retail Network Setups
Audio/Video Equipment Housing
Small IT/Telecom Closets
 
Brand: D-Link
Model Code: NWR-4U-5540-GR
Warranty: As per D-Link standard policy
Country of Origin: India