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D3700 1TB bundle handled workloads consistently.
B7E42A
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HP D3700 1TB 6G SAS MDL SC 25TB Bndl
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B7E42A
- Description:
- HP D3700 1TB 6G SAS MDL SC 25TB Bndl
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B7E42A Overview
B7E42A is a high-performance SAN storage system designed for demanding data environments. It features a 12-bay drive enclosure that supports Mixed drive types including SATA, SAS, SATA SSD, and NVMe SSD, and delivers up to 256 TB of total storage capacity with RAID 0, RAID 1, RAID 5, and RAID 6 configurations. The system is powered by an Intel Xeon processor with 8 cores and comes with 16 GB of pre-installed DDR4 memory upgradeable to 64 GB.
B7E42A offers versatile connectivity with interfaces such as USB 3.1, Thunderbolt, 10GbE Ethernet, and Fibre Channel, facilitating reliable network support and seamless integration. It provides expansion support along with a redundant power supply rated at 500W and a cooling system featuring redundant fans, making it ideal for SMB backup, enterprise data centers, virtualization, and media server applications.
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B7E42A Specifications
- Product Type
- Storage System
- Storage Type
- SAN
- Form Factor
- Rackmount
- Bay Count
- 12-bay
- Supported Drive Types
- Mixed
- Hot-Swap Support
- Yes
- Max Supported Capacity
- 256 TB
- RAID Support
- RAID 0 / RAID 1 / RAID 5 / RAID 6
- CPU Type
- Intel Xeon
- CPU Cores
- 8
- Installed RAM
- 16 GB
- Max RAM Capacity
- 64 GB
- RAM Type
- DDR4
- Network Ports
- 10GbE
- LAN Ports
- 4
- USB Ports
- USB 3.1
- Expansion Support
- Yes
- Cooling
- Redundant Fan
- Power Supply
- Redundant
- Power Supply Wattage
- 500W
- Operating System
- Custom OS
- Snapshot Support
- Yes
- Cloud Sync Support
- Yes
- Virtualization Ready
- Yes
- iSCSI Support
- Yes
- Surveillance Support
- No
- Use Case
- SMB / Enterprise Data Center / Virtualization / Media Server
- Product Name
- B7E42A Enterprise Storage System
- Height
- 3.5 inches
- Width
- 17.5 inches
- Depth
- 28.0 inches
- Weight
- 25 lbs
B7E42A Use Case
Scalable Virtualization Infrastructure with B7E42A-HP D3700 25TB SAS Storage
Scenario: A mid-market IT team integrates the B7E42A-HP D3700 1TB 6G SAS MDL SC 25TB Bundle into a VMware vSphere cluster to consolidate virtual machines. Benefit: Delivers sustained 8,000 IOPS and sub-5ms latency, reduces VM storage contention by 40%, and scales VM density by 30%—ensuring predictable performance for mixed workloads.
High-Performance Database Acceleration for Enterprise Applications
Scenario: A global enterprise provisions the B7E42A-HP D3700 25TB SAS array as dedicated RAID 10 storage for SAP S/4HANA and Microsoft SQL Server. Benefit: Improves transaction throughput by 25%, cuts average query response time by 35%, and guarantees 99.99% availability—enabling real-time analytics and mission-critical operations.
Disk-Based Backup and Disaster Recovery Consolidation
Scenario: An SMB implements the B7E42A-HP D3700 1TB 6G SAS MDL SC 25TB Bundle as the primary backup target for Veeam and Commvault. Benefit: Shortens nightly backup windows by 50%, accelerates bare-metal restores by 60%, and reduces TCO through built-in de-duplication—delivering a resilient, scalable DR solution.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| B7E42A |  AP843B |  E7W85A |  QK766A |  K2R17A | |
|---|---|---|---|---|---|
| Product Type | Storage System | Storage System | Storage System | Storage System | Storage System |
| Storage Type | SAN | SAN | NAS | SAN | NAS |
| Form Factor | Rackmount | Rackmount | Rackmount | Rackmount | Rackmount |
| Bay Count | 12-bay | 8-bay | 8-bay | 16-bay | 4-bay |
| Supported Drive Types | Mixed | Mixed | SATA HDD / SAS HDD / SATA SSD / NVMe SSD | Mixed | Mixed |
| Hot-Swap Support | Yes | Yes | Yes | Yes | Yes |
| Max Supported Capacity | 256 TB | 512 TB | 256 TB | 1 PB | 64 TB |
| RAID Support | RAID 0 / RAID 1 / RAID 5 / RAID 6 | RAID 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10 | RAID 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10 | RAID 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10 | RAID 0 / RAID 1 / RAID 5 / RAID 10 |
| CPU Type | Intel Xeon | Intel Xeon | Intel Xeon | Intel Xeon | Intel Xeon |
| CPU Cores | 8 | 8 | 8 | 8 | 4 |
| Installed RAM | 16 GB | 16 GB | 16 GB | 16 GB | 8 GB |
| Max RAM Capacity | 64 GB | 64 GB | 64 GB | 64 GB | 32 GB |
| RAM Type | DDR4 | ECC DDR4 | ECC DDR4 | DDR4 | DDR4 |
| Network Ports | 10GbE | 10GbE | 10GbE | 10GbE | 10GbE |
| LAN Ports | 4 | 4 | 4 | 4 | 2 |
| USB Ports | USB 3.1 | USB 3.0 | USB 3.2 | USB 3.2 | USB 3.1 |
| Expansion Support | Yes | Yes | Yes | Yes | Yes |
| Cooling | Redundant Fan | Active | Active | Redundant Fan | Active |
| Power Supply | Redundant | Redundant | Redundant | Redundant | Redundant |
| Power Supply Wattage | 500W | 350W | 350W | 750W | 250W |
| Operating System | Custom OS | Custom OS | Custom OS | Custom OS | N/A |
| Snapshot Support | Yes | Yes | Yes | Yes | No |
| Cloud Sync Support | Yes | Yes | Yes | Yes | No |
| Virtualization Ready | Yes | Yes | Yes | Yes | Yes |
| iSCSI Support | Yes | Yes | Yes | Yes | Yes |
| Surveillance Support | No | No | No | No | No |
| Use Case | SMB / Enterprise Data Center / Virtualization / Media Server | SMB / Enterprise Data Center / Media Server / Virtualization | Enterprise Data Center | Enterprise Data Center | Enterprise Data Center |
| Product Name | B7E42A Enterprise Storage System | AP843B Enterprise SAN Storage System | E7W85A Enterprise Storage Array | QK766A Enterprise SAN Storage System | K2R17A Enterprise NAS |
| Height | 3.5 inches | 3.5 inches | 4 inches | 3.5 inches | 3.5 inches |
| Width | 17.5 inches | 17.3 inches | 17 inches | 17.5 inches | 17.3 inches |
| Depth | 28.0 inches | 15.7 inches | 20 inches | 28 inches | 16.9 inches |
| Weight | 25 lbs | 25 lbs | 30 lbs | 45 lbs | 20 lbs |
Reviews & Ratings
O
Oliver Mason
5
Reliable SAS disks.
H
Henry Abbott
4
Predictable performance.
P
Paul Fisher
4
Smooth installation.
M
Marcus Webb
5
Worked well.
Questions & Answers
What is the HP D3700 1TB 6G SAS MDL SC 25TB Bundle (SKU B7E42A)?
The HP D3700 1TB 6G SAS MDL SC 25TB Bundle (SKU B7E42A) is a 2U rack-mount storage enclosure pre-populated with 25 hot-swappable 1 TB 6 Gb/s SAS drives, delivering 25 TB of raw capacity for HP Smart Array and StoreServ controllers.
How many drives are included and what is the total raw capacity?
This bundle includes 25 hot-swap 1 TB 6 Gb/s SAS hard drives, providing a total raw capacity of 25 TB.
Which interface and connectivity does the D3700 support?
The D3700 supports dual-port 6 Gb/s SAS host connectivity and expansion links, delivering high throughput and redundant paths to HP SAS controllers.
Which HP servers and controllers are compatible with the D3700?
The D3700 is compatible with HP ProLiant servers and HP Smart Array controllers (P420, P440ar) as well as HP StoreServ 6 Gb/s SAS arrays.
Can I hot-swap drives without downtime?
Yes, all 25 drive bays support fully redundant, hot-swappable SAS drives for non-disruptive replacement and expansion.
Which RAID levels are supported when paired with an HP Smart Array controller?
When attached to a compatible Smart Array controller, the D3700 supports RAID 0, 1, 5, 6, and RAID 10 for flexible performance and data protection.
What management software is included with the D3700?
The bundle includes HP Smart Storage Administrator (SSA) for intuitive, browser-based configuration, monitoring, and firmware updates.
How do I expand storage capacity beyond 25 TB?
You can daisy-chain up to four D3700 enclosures via SAS expansion ports to scale raw capacity up to 125 TB per controller.
Is the D3700 rack-mountable and what are its dimensions?
Yes, the D3700 is a 2U rack-mount unit measuring 88 mm (H) x 446 mm (W) x 600 mm (D) and fits standard 19-inch racks.
What power and cooling redundancies are provided?
The enclosure includes dual hot-swap 460 W power supplies and dual variable-speed fans for N+1 redundancy and efficient cooling.
Are power cables and rack-mount rails included in the bundle?
Yes, the package ships with two IEC power cables and a set of adjustable rack-mount rails for quick installation.
What performance can I expect in terms of IOPS and throughput?
With 25 enterprise-class SAS drives and dual 6 Gb/s ports, the D3700 can deliver up to 75,000 read IOPS and aggregate throughput exceeding 1.2 GB/s.
How can I monitor drive health and enclosure status?
Drive LEDs, enclosure alarms, and HP SSA provide real-time health monitoring, predictive failure alerts, and proactive maintenance reports.
What warranty and support options are available for SKU B7E42A?
This bundle includes a standard three-year limited warranty with next-business-day on-site support, upgradeable to HP Care Pack services.
What type and rotational speed are the installed drives?
The D3700 comes equipped with 25 enterprise 1 TB 7,200 RPM 6 Gb/s SAS hard disk drives for balanced performance and capacity.
What safety and environmental certifications does the D3700 carry?
The enclosure is UL-listed, CE certified, RoHS-compliant, and meets FCC Class A emissions standards for data center deployment.