Achieve superior scalability with local storage support of up to 10 PCIe 3.0 slots1 and up to 40 hard drive slots. An optional security intelligent protection module can provide comprehensive personal protection for key businesses.
96% power supply energy efficiency, and a standard operating temperature design of 5°C - 50°C, provide users with higher energy efficiency returns.

2-Socket Rack Server for General Purpose Computing
Solve A Variety of Enterprise Workloads 1. Virtualization - run multiple workloads on a single H3C UniServer R4900 G3 to save floor space; 2. Big Data - managing the exponential growth of data volumes, including structured, unstructured, and semi-structured data; 3. Storage-centric applications - eliminate I/O bottlenecks and improve performance; 4. Data Warehousing/Analytics - Find the information you need on demand to make smarter business decisions; | ![]() |
Superior Performance Improves Data Center Productivity 1. Up to 56 processor cores and 3TB memory expansion 2. Optimized for GPU to help artificial intelligence | ![]() |
High Scalability Meets Horizontal Expansion Requirements 1. Up to 40 hard disk slots1 2. Up to 32 NVMe hard drive slots1 3. Up to 2 M.2 hard drive slots 3. Up to 10 PCIe 3.0 slots | ![]() |
Full Lifecycle Management Reduces User TCO 1. Support HDM based on industry standard 2. Support batch deployment through FIST 3. Support two-factor authentication | ![]() |
Model | H3C UniServer R4900 G3 |
Profile height | 2U rack server |
Calculate | Supports up to 2 Intel® Xeon® Scalable family processors, up to 28 cores, and a maximum power of 205W |
Memory | Supports a maximum of 24 DDR4 memories, with a maximum rate of 2666MT/s, supports RDIMM or LRDIMM, and a maximum capacity of 3.0TB |
Storage Controller | The standard onboard array controller supports SATA RAID 0/1/10/5 ; the optional HBA card based on the array card dedicated slot supports SATA/SAS RAID 0/1/10 ; the optional array card based slot array card, support RAIDO/1/10/5/6/50/60/1E ; optional HBA card and array card based on standard PCIe slot |
FBWC | Support up to 4GB DDR4-2133MHz cache |
Storage | Support up to 12LFF at the front, 4LFF inside, and 4LFF plus 4SFF at the rear; support up to 25SFF at the front, 8SFF inside, and 3LFF plus 4SFF at the rear. Support SAS/SATA HDD/SSD hard drives; support front/built-in NVMe hard drives , supports up to 32 front NVMe hard drives; supports 480GB SATA M.2 option |
Network | Onboard 1 1Gbps management network port; optional expansion of 4x1GE electrical or 2x10GE electrical/optical ports via mLOM; optional network adapter based on standard PCIe slot |
Expansion Slot | Up to 10 PCIe 3.0 available slots (8 standard slots, 1 array card dedicated slot and 1 network card dedicated slot) |
Interface | Optional front VGA, standard rear VGA and serial port, 5 USB 3.0 (1 front, 2 rear, 2 built-in), optional 1USB 2.0 and 2 MicroSD |
GPU Support | Supports 3 double-width GPU cards or 8 single-width GPU cards |
Optical Drive | Support external optical drive, 8SFF models support built-in optical drive |
Manage | HDM agentless management tool (with independent management port) and H3C FIST management software |
Safety | Support chassis intrusion detection, TCM security module |
Power and Cooling | Optional platinum level 550W /800W / 850W/1200W 1+1 redundant power supply, optional up to gold level 1+1 redundant power supply optional 800W negative 48V /336V DC power supply module, support 1+1 redundancy, support hot swap redundant fan |
Certified | Support CCC, CECP, SEPA and other certifications |
Operating Temperature | 5°C~50°C (The operating temperature support is affected by different configurations, please refer to the detailed product technical documentation for details |
Shape / Chassis Depth | 87.5mm (height) 445.5mm (width) 748mm (depth) (excluding safety panel; 87.5mm (height) * 445.5mm (width) 769mm (depth) (including safety panel) |
Liaoning Sicheng Technology Co., Ltd., formerly known as Shenyang Sicheng Technology Co., Ltd., was established in 2003 and is headquartered in Shenyang, Liaoning Province. Sicheng Technology is mainly engaged in the wholesale of computer software, hardware, and auxiliary equipment, the retail of computer software, hardware, and auxiliary equipment, the sales of office equipment, and so on.
Sicheng Technology has been engaged in the sales of computer equipment for more than 20 years and has rich industry experience and solutions, including finance, medical care, industrial manufacturing, education, and government. We provide one-stop solutions, from system design, customized manufacturing of equipment, and equipment installation guidance, to system equipment commissioning and maintenance.
We are committed to providing intelligent solutions for all walks of life. Our partners include Wanda Group, Evergrande Real Estate, Jinwanma Technology, FAW Group, etc.
We adhere to the Management Principles of "Quality First, and Cred, and Cred It-based" since the establishment of the company and always to satisfy the potential needs of our customers Our company is sincerely willing to cooperate with enterprises from all over the world To realize a win-win situation since the trend of economic globalization has developed with an irresistible force.

The product brands we operate mainly include Lenovo, Inspur, DELL, and H3C, all of which are well-known computer equipment R&D and manufacturing companies in China and even around the world.

Our servers are widely used, and the main application fields include government agencies, educational institutions, manufacturing, telecommunications, power, energy, transportation, medical care, Internet, and finance.
Our equipment is packed in a carton, and an air cushion is placed inside to prevent the equipment from being damaged by shaking and collision.
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Q: What brand of products do you offer?
Q: what services can we provide?
A: Accepted Delivery Terms: FOB, CFR, EXW, FCA;
Accepted Payment Currency: USD, EUR, CAD, HKD, GBP, CNY;
Accepted Payment Type: T/T, MoneyGram, PayPal, Western Union, Cash, etc...
Q: Can we get free samples?
A: Sorry, it is not available, but you can pay for one.
Q. How can we guarantee quality?
A: Always a pre-production sample before mass production;
Always final Inspection before shipment;
Q: How about your delivery time?
A: Generally, it will take 1 to 10 days after receiving your deposit. The specific delivery time depends on the items and the quantity of your order.
Q: Do you test all your goods?
A: Yes, We have professional engineers to test all devices before shipping.
Q: How about the MOQ?
A:1 piece