Brand: APC | Category: Server Racks & Enclosures
SKU: APC-AR3357 | Part #: AR3357 | MPN: AR3357
Contact for Pricing — Request a Quote
The APC NetShelter SX 48U is a premium-grade server enclosure designed to accommodate modern high-performance computing infrastructure, particularly GPU-accelerated AI workloads requiring substantial rack unit density. The 750mm depth provides sufficient cable routing and airflow management while maintaining space efficiency in data center environments. With a 1200mm width standard, this enclosure supports dual-width mounting configurations and integrates seamlessly into standardized 19-inch rack deployments. The 48U capacity addresses the growing demand from enterprises deploying large-scale GPU clusters, enabling up to 24 dual-socket GPU server nodes or equivalent high-density compute configurations within a single frame.
The enclosure architecture emphasizes thermal performance through optimized hot-aisle containment, segregated power distribution zones, and comprehensive cable management infrastructure. Perforated side panels and engineered ventilation pathways support enhanced cooling efficiency for GPU-intensive workloads that generate 15-20kW per rack in typical configurations. The structural design incorporates rigid frame construction with reinforced rails rated for 1000kg distributed load capacity, ensuring stability under maximum equipment density. Built-in monitoring capabilities allow integration with APC management systems for real-time environmental telemetry and predictive alerts.
Launched in 2022-Q2, this platform has become the standard-bearer for AI infrastructure deployments in enterprises migrating from traditional CPU-centric architectures to GPU-accelerated computing stacks. The design accommodates evolving form factors including PCIe GPU risers, high-density interconnect solutions, and specialized cooling modules now common in transformer model training and large language model inference environments.
| Manufacturer | APC |
| Model | NetShelter SX 48U |
| RackUnits | 48U |
| ExternalHeight | 2261mm (including cable management bar and mounting feet) |
| ExternalWidth | 1200mm |
| ExternalDepth | 750mm |
| InternalCabinetWidth | 600mm (standard 19-inch rail mounting) |
| MaximumDistributedLoadCapacity | 1000kg |
| FrameConstruction | Cold-rolled steel with welded cross-braces and reinforced rail system |
| DoorConfiguration | Perforated front door, vented rear door with cable pass-through |
| CableManagementSystem | Horizontal cable trays (top and bottom), vertical routing channels, rear cable management frame |
| CoolingArchitecture | Hot-aisle containment compatible, optimized for 15-20kW per rack dissipation |
| PowerDistributionBackpanelRails | Three-phase and single-phase PDU mounting locations, pre-installed mounting plates |
| EnvironmentalMonitoring | Integrated temperature and humidity sensors with SNMPv3 capability |
| RailSpacing | 45.72mm to accommodate standard 48.26mm server mounting rails |
| RacktoFloorDistance | Adjustable leveling feet with 50mm minimum clearance |
| DoorLocking | Key-operated perimeter locking on front and rear doors |
| AcousticDampeningPanels | Optional 50mm foam-lined rear panel upgrade available |
| NetworkConnectivityPrep | Pre-drilled rear panel for switch/router mounting and cable pass-through apertures |
| MaterialFinish | Powder-coat painted steel, RAL 7021 black standard |
| LaunchDate | 2022-Q2 |
Available from Omnixon Global. Submit an RFQ and our team will confirm configuration and availability for your order.
| Brand | APC |
| Category | Server Racks & Enclosures |
| SKU | APC-AR3357 |
| Part Number | AR3357 |
| Condition | New |
| Model | NetShelter SX 48U |
| RackUnits | 48U |
| ExternalHeight | 2261mm (including cable management bar and mounting feet) |
| ExternalWidth | 1200mm |
| ExternalDepth | 750mm |
| InternalCabinetWidth | 600mm (standard 19-inch rail mounting) |
| MaximumDistributedLoadCapacity | 1000kg |
| FrameConstruction | Cold-rolled steel with welded cross-braces and reinforced rail system |
| DoorConfiguration | Perforated front door, vented rear door with cable pass-through |
| CableManagementSystem | Horizontal cable trays (top and bottom), vertical routing channels, rear cable management frame |
| CoolingArchitecture | Hot-aisle containment compatible, optimized for 15-20kW per rack dissipation |
| PowerDistributionBackpanelRails | Three-phase and single-phase PDU mounting locations, pre-installed mounting plates |
| EnvironmentalMonitoring | Integrated temperature and humidity sensors with SNMPv3 capability |
| RailSpacing | 45.72mm to accommodate standard 48.26mm server mounting rails |
| RacktoFloorDistance | Adjustable leveling feet with 50mm minimum clearance |
| DoorLocking | Key-operated perimeter locking on front and rear doors |
| AcousticDampeningPanels | Optional 50mm foam-lined rear panel upgrade available |
| NetworkConnectivityPrep | Pre-drilled rear panel for switch/router mounting and cable pass-through apertures |
| MaterialFinish | Powder-coat painted steel, RAL 7021 black standard |
| LaunchDate | 2022-Q2 |