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681840-B21
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HP BLc7000 1PH 2PS 4Fan Trl IC Plat Encl
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Name:
681840-B21
- Description:
- HP BLc7000 1PH 2PS 4Fan Trl IC Plat Encl
- Rating:
Added to cart 28 times recently
- Availability:
2 In stock - Ready to Ship
- Brand:
- Hpe
- Condition:
Certified Refurbished
Professionally inspected, bench-tested, and firmware-verified, with configurations wiped. Restored to full working order and backed by our warranty.
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681840-B21 Overview
681840-B21 is a high-performance rackmount server that supports Intel Xeon Scalable 3rd Gen processors on an LGA 4189 socket, providing 2P CPU scalability. It features ECC DDR4 memory with up to 1 TB capacity installed in 16 slots, 4 PCIe 4.0 expansion slots, 8 x 3.5-inch hot-swap storage bays supporting SATA HDDs with RAID 10 configuration, dual 1GbE network interfaces, and redundant 750W power supplies with active cooling.
681840-B21 is designed for data center, virtualization, file server, and application server use cases, offering robust remote management via iDRAC and compatibility with Windows Server, VMware ESXi, and Ubuntu operating systems. The server is optimized for high availability and reliability in mission-critical environments while providing essential enterprise-grade performance and expansion capabilities.
681840-B21 price is is available on request. Get immediate quote.
Request bulk order quote for 681840-B21 for additional pricing. Browse the full Hpe Bladesystem C7000 series or explore all Hpe products.
681840-B21 Specifications
- Product Type
- Server
- Brand
- Hpe
- Form Factor
- Rackmount
- Rack Units
- 2U
- Processor Brand
- Intel
- Processor Series
- Intel Xeon Scalable
- Processor Generation
- Xeon 3rd Gen
- Use Case
- Virtualization / File Server / Application Server
- CPU Socket
- LGA 4189
- Scalability
- 2P
- Max Cores per CPU
- 32
- Max Threads per CPU
- 64
- RAM Type
- ECC DDR4
- RAM Slots
- 16
- Max RAM Capacity
- 1 TB
- Storage Type
- SATA HDD
- Storage Bays
- 8
- Drive Bay Size
- 3.5-inch
- Hot-Swap Support
- Yes
- RAID Support
- RAID 10
- PCIe Slots
- 4
- PCIe Version
- PCIe 4.0
- Network Interface
- 1GbE
- LAN Ports
- 2
- Remote Management
- iDRAC
- Power Supply
- Redundant
- Power Supply Wattage
- 750W
- Cooling
- Active
- Operating System
- Windows Server / VMware ESXi / Ubuntu
- Virtualization Ready
- Yes
- GPU Support
- No
- Product Name
- 681840-B21 Enterprise Rackmount Server
- Height
- 3.44 inches
- Width
- 17.3 inches
- Depth
- 28.5 inches
- Weight
- 55 lbs
681840-B21 Use Case
High-Density Data Center Consolidation
In a Fortune 500 enterprise data center migration project, IT architects deploy the 681840-B21-HP BLc7000 1PH 2PS 4Fan Trl IC Plat Encl to house up to 16 half-height blade servers in a single 10U chassis. This configuration delivers 30% higher compute density, reduces rack-space by 40%, and lowers power and cooling costs by 25%, driving significant OPEX savings and streamlined management.
Edge Computing Deployment for Retail Networks
A national retail chain implements the 681840-B21-HP BLc7000 1PH 2PS 4Fan Trl IC Plat Encl at 50 branch locations to run point-of-sale systems, real-time analytics, and digital signage. Its integrated dual power supplies and four dedicated fans ensure 99.99% uptime in non-data-center environments, simplifying remote monitoring while improving transaction speed and customer experience.
High-Performance Computing Test and Simulation Lab
An engineering research lab configures a cluster of GPU and CPU blades inside the 681840-B21-HP BLc7000 1PH 2PS 4Fan Trl IC Plat Encl for fluid dynamics simulations and AI model training. The enclosure’s robust power infrastructure and thermal management support sustained peak loads, accelerating project turnaround by 25% and ensuring consistent, repeatable test results.
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Product Comparison Table 
| 681840-B21 |  681844-B21 |  763850-B21 |  681842-B21 | |
|---|---|---|---|---|
| CPU Socket | LGA 4189 | LGA 4189 | LGA 4189 | LGA 4189 |
| Cooling | Active | Active | Active | Active |
| Depth | 28.5 inches | 28 inches | 28 inches | 28.3 inches |
| Drive Bay Size | 3.5-inch | 3.5-inch | 2.5-inch | 2.5-inch |
| Form Factor | Rackmount | Rackmount | Rackmount | Rackmount |
| GPU Support | No | Yes | Yes | Yes |
| Height | 3.44 inches | 1.75 inches | 3.5 inches | 1.75 inches |
| Hot-Swap Support | Yes | Yes | Yes | Yes |
| LAN Ports | 2 | 2 | 2 | 2 |
| Max Cores per CPU | 32 | 32 | 32 | 32 |
| Max RAM Capacity | 1 TB | 1 TB | 2 TB | 512 GB |
| Max Threads per CPU | 64 | 64 | 64 | 64 |
| Network Interface | 1GbE | 10GbE | 10GbE | 10GbE |
| Operating System | Windows Server / VMware ESXi / Ubuntu | Ubuntu | VMware ESXi | Windows Server / VMware ESXi / Ubuntu / RHEL / SUSE / CentOS / No OS |
| PCIe Slots | 4 | 4 | 4 | 4 |
| PCIe Version | PCIe 4.0 | PCIe 4.0 | PCIe 4.0 | PCIe 4.0 |
| Power Supply | Redundant | Redundant | Redundant | Redundant |
| Power Supply Wattage | 750W | 1200W | 1200W | 800W |
| Processor Brand | Intel | Intel | Intel | Intel |
| Processor Generation | Xeon 3rd Gen | Xeon 3rd Gen | Xeon 3rd Gen | Xeon 3rd Gen |
| Processor Series | Intel Xeon Scalable | Intel Xeon Scalable | Intel Xeon Scalable | Intel Xeon Scalable |
| Product Name | 681840-B21 Enterprise Rackmount Server | 681844-B21 Server | 763850-B21 High-Performance Rack Server | 681842-B21 Enterprise Rack Server |
| Product Type | Server | Server | Server | Server |
| RAID Support | RAID 10 | RAID 10 | RAID 10 | RAID 0 / RAID 1 / RAID 10 |
| RAM Slots | 16 | 8 | 16 | 8 |
| RAM Type | ECC DDR4 | ECC DDR4 | ECC DDR4 | ECC DDR4 |
| Rack Units | 2U | 1U | 2U | 1U |
| Remote Management | iDRAC | iDRAC | iDRAC | iDRAC |
| Scalability | 2P | 2P | 2P | 2P |
| Storage Bays | 8 | 8 | 8 | 8 |
| Storage Type | SATA HDD | SATA SSD | NVMe SSD | SATA SSD |
| Use Case | Virtualization / File Server / Application Server | Virtualization | Virtualization / File Server / Application Server | Virtualization / File Server / Application Server |
| Virtualization Ready | Yes | Yes | Yes | Yes |
| Weight | 55 lbs | 50 lbs | 50 lbs | 45 lbs |
| Width | 17.3 inches | 19 inches | 17.27 inches | 17.2 inches |
Compliance & Coverage
100% Genuine Product Guarantee
Every unit is authentic, sourced through trusted and authorised channels, and serial-verified on request. Genuine networking and IT hardware, guaranteed, or your money back.
Up to 3-Year Warranty Coverage
New products are backed by up to 3 years of extended warranty, and certified refurbished units by up to 3 months, for dependable protection on every order. Coverage is clear, honoured in full, and confirmed on each product page.
Hassle-Free RMA & Returns
If a unit ever falls short, our streamlined RMA process gets a replacement to you fast, with advance replacement available to keep your network running. No jargon, no runaround.
Rigorously Tested & Quality Assured
Every device is inspected, bench-tested, and firmware-verified, with configurations wiped before dispatch. Additional testing can be arranged to confirm full working condition on request.
Expert Technical Support
Our specialists assist with compatibility, configuration, licensing, and installation, before and after you buy. Real hardware expertise, whenever you need it.
Fast Global Delivery
dispatched quickly and shipped worldwide from regional hubs, fully tracked and insured.
Reviews & Ratings
S
Stephen Hart
5
Robust enclosure with dependable cooling.
A
Amina Saleem
4
Handles load efficiently.
J
Jan Nowak
4
Stable for enterprise use.
T
Tariq Mahmood
4
No downtime issues.
J
Julia Carter
5
Very reliable.
Questions & Answers
What is the HP 681840-B21 BladeSystem c7000 enclosure?
The HP 681840-B21 is a 10U HP BladeSystem c7000 enclosure with two 2400W Platinum hot-plug power supplies, four hot-swappable fans, and integrated trailing cables.
Which power supplies come with the HP 681840-B21 enclosure?
The enclosure includes two HP 2400W Platinum-efficiency hot-plug power supplies supporting 200–240 VAC single-phase input.
How many fans are installed in the HP 681840-B21 chassis?
It features four redundant, hot-swappable variable-speed fans to ensure optimal cooling and uninterrupted blade operation.
What power input does the HP 681840-B21 support?
Each 2400W power supply accepts 200–240 VAC single-phase input with N+1 redundancy for continuous availability.
What are the dimensions and form factor of this enclosure?
The HP 681840-B21 is a 10U, 19-inch rack-mount chassis measuring 520 mm (W) × 446 mm (H) × 437 mm (D).
How many server blades can the c7000 enclosure accommodate?
The BladeSystem c7000 can house up to 16 half-height or eight full-height HP blade servers in a single enclosure.
Does the enclosure include management modules?
It supports up to two Onboard Administrator modules (sold separately) for centralized, redundant enclosure management.
Is power and cooling redundancy supported?
Yes, the c7000 offers N+1 redundant power and cooling to maintain uninterrupted operation during component failure.
Which interconnect modules are compatible with this enclosure?
The chassis supports up to eight interconnect bays for HP Virtual Connect FlexFabric, Ethernet pass-thru, Fibre Channel, or InfiniBand modules.
Is the enclosure compatible with all HP ProLiant blade generations?
Yes, the HP 681840-B21 supports HP ProLiant Gen8, Gen9, Gen10 blade servers as well as HP Integrity blades.
What is the weight of the fully populated enclosure?
A fully populated HP c7000 with power supplies and fans weighs approximately 57 kg (125 lb).
What warranty does HP provide for the 681840-B21 enclosure?
HP includes a standard 3-year return-to-depot warranty with optional ProLiant Service Packs for enhanced on-site support.
Can I mount the HP 681840-B21 in a standard data center rack?
Yes, the enclosure installs in any standard 19-inch rack using the included sliding rail kit for easy deployment.
How does the c7000 manage airflow and thermal efficiency?
Built-in variable-speed fans and zoned airflow channels optimize cooling for high-density blade configurations.
Are optional expansion modules supported in the BladeSystem c7000?
Yes, the enclosure supports optional I/O expansion modules such as Virtual Connect, pass-thru, and Fibre Channel switches.