4U GPU server chassis,GPU server

OCG4680-4H4-H

The OCG4680-4H4-H is a premium 4U rackmount server chassis engineered for enterprise, cloud, and AI-driven workloads. Constructed with 1.2mm Taiwan Sinosteel SGCC, it delivers excellent durability and long-term stability, making it an ideal foundation for mission-critical applications.

This chassis offers broad motherboard compatibility, supporting EEB, ATX, CEB, Micro-ATX, and ITX form factors. With 8 × 3.5” hot-swappable HDD bays (or 2.5” SSDs) and an optional 2 × 2.5” rear hot-swappable drive bays, it ensures scalable storage capacity to meet both high-density and high-performance storage needs.

Equipped with 11 full-height PCIe expansion slots, the OCG4680-4H4-H offers extensive scalability for add-on cards. Among these, users can install up to 4 dual-slot turbo GPU cards, ensuring balanced performance for GPU computing, HPC, and AI-driven applications.

For optimal thermal efficiency, the chassis is equipped with three 12038 hot-swappable fans as standard, with the option to upgrade to high-speed cooling fans. Combined with smart fan speed control, this ensures reliable airflow and optimal cooling for intensive workloads.

The system also supports redundant power supply options (2U, ATX, CRPS) to ensure uninterrupted operation, while optional tool-free slide rails facilitate easier installation and maintenance.


Key Features

  • 4U rackmount server chassis with robust SGCC steel construction

  • Wide motherboard compatibility: EEB / ATX / CEB / Micro-ATX / ITX

  • Large storage capacity: 8 × 3.5” hot-swappable HDDs + 2 optional 2.5” hot-swappable rear drives

  • GPU-ready architecture: Supports up to 4 × dual-slot turbo GPU cards

  • 11 PCI expansion slots for maximum scalability

  • Efficient cooling system: Standard 3 × 12038 hot-swappable fans, optional high-speed fans

  • Redundant PSU support (2U, ATX, CRPS) for enterprise reliability

  • Easy deployment with optional tool-free slide rail design


Application Fields

  • Data Centers & Cloud Infrastructure – Flexible, high-density storage and expansion

  • Artificial Intelligence & Deep Learning – Multi-GPU support for AI training and inference

  • High-Performance Computing (HPC) – Optimized for compute-intensive workloads

  • Virtualization & Cloud Services – Scalable hardware to support multiple workloads

  • Enterprise Storage & Big Data – Reliable hot-swappable drive bays for large datasets

  • Media Production & Rendering – Multi-GPU compatibility for video editing, VFX, and 3D rendering

Specification

ModelOCG4680-4H4-H
Form Factor4U rackmount
MaterialInformationTaiwan sinosteelSGCC 1.2mm
MBFormFactorMAX(13.9" *13")/EEB(12" *13" )/CEB(12" *10.5" )/ATX(12" *9.6")/Mini-ATX(11.2" *8.2")/Micro-Atx(9.6" *9.6")/ITX(7" *7")
PSUForm FactorSingle 2U,1+1 Redundant PSU,ATX,CRPS
HDD Backplane6Gb/12Gb SATA/SAS direct Backplane(SFF-8087/SFF-8643 cable for optional)
HDD SupportSuppor 8*3.5"hot-swappable HDD(or2.5"HDD).optional 2*2.5"hot-swappable HDD at the rear
GPU support4* Dual-slot turbo card ,
Expansion SlotSuppors 11*full-height PCI cards(multiple rear windows optional)
SGPIOSupport
System Cooling FansStandard 3 × 12038 hot-swappable fans, optional high-speed fans
Smart Fans Speed ContolBackboard support
AirductSupport for customization optional materials (SGCC/PC/ABS/PE,etc.)
IndicatorsPowerON/OFF *1,HDD *1,NIC *2 ,Power Alarm *1
Front panelcontrolPowerON/OFF *1,System reset *1,USB2.0 *2/USB3.0 *2
RailsSlide Rail Toolfree guide rail(optional)
Dimensions680*436*176mm
Carton size860*565*305mm
Net Weigh14KG
Gross Weigh19.1KG

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