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Dennis Ford
5
SAS blade switch worked reliably in enclosure.
BK763A
HP 6Gb/s SAS BL Switch
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Name:
BK763A
- Description:
- HP 6Gb/s SAS BL Switch
- Rating:
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BK763A Overview
BK763A is a high-performance enterprise switch built on a robust modular architecture that ensures optimal scalability and performance for growing network environments. The device offers multiple power options with an AC power supply and redundant power support, enabling reliable operation in mission‐critical applications.
The switch features a comprehensive range of ports including 24 Ethernet ports with additional SFP uplink slots for flexible connectivity. Designed for seamless stacking and scalable network expansion, BK763A is ideal for mid-sized enterprise deployments requiring high throughput, efficient management, and advanced Layer 2/Layer 3 capabilities.
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BK763A Specifications
- Product Type
- Switch
- Power Source
- AC Power Supply
- Layer Supported
- Layer 2 / Layer 3
- Form Factor
- Rack-mount
- Power Consumption
- 85W
- Number of Ethernet Ports
- 24–48 Ports
- Number of Downlink Ports
- 24 Ports
- Manageable
- Managed
- Ethernet Technology
- 10/100/1000
- Media Type Supported
- Combo
- Redundant Power Supply Supported
- Yes
- Manufacturer Part Number
- BK763A
- Uplink Configuration
- 10G
- IOS
- LAN Base
- POE Support
- POE+
- SFP Ports
- 4 SFP Ports
- Memory
- 256 MB
- Rack Units
- 1 RU
- Interface Ports
- 10/100/1000
- Port/Expansion Slot Details
- 24 Ethernet ports with 4 SFP uplink slots
- Flash Memory
- 64 MB
- Switching Capacity
- 128 Gbps
- Switching Capacity with Stacking
- 256 Gbps
- Product Name
- BK763A High-Performance Enterprise Switch
- Height
- 1.75 inches
- Width
- 17.5 inches
- Depth
- 12 inches
- Weight
- 12 lbs
BK763A Use Case
High-Performance Virtualization with BK763A-HP 6Gb/s SAS BL Switch
In a VMware ESXi blade cluster serving 200+ virtual machines, IT teams deploy the BK763A-HP 6Gb/s SAS BL Switch to provide low-latency, high-throughput connectivity between blade servers and centralized SAS JBOD arrays. The result is predictable IOPS performance for mission-critical VMs, seamless vMotion migrations and reduced storage bottlenecks, delivering up to 40% better VM density and 25% faster provisioning times.
Scalable Data Center Storage Consolidation
A global enterprise consolidates four disparate SAN islands into a unified SAS fabric using the BK763A-HP 6Gb/s SAS BL Switch across 16 HP blade enclosures. This implementation achieves simplified storage management through a single pane of glass, increases utilization of existing disk assets by 30%, and lowers capital expenditure by decommissioning redundant controllers—all while maintaining sub-100µs latency.
Rapid Backup and Disaster Recovery for Financial Services
A tier-1 financial institution integrates the BK763A-HP 6Gb/s SAS BL Switch into its backup cluster to stream transaction logs and full volume snapshots to offsite SAS targets. With end-to-end 6Gb/s bandwidth and native multipathing, backup windows shrink from eight hours to under two hours, recovery point objectives (RPOs) improve to 15 minutes, and compliance SLAs for critical data retention are consistently met.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
 BK763A |  AJ821C |  787635-B21 |  AK242B |  QW939A | |
|---|---|---|---|---|---|
| Depth | 12 inches | 12 inches | 11 inches | 12 inches | 14 inches |
| Ethernet Technology | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 |
| Flash Memory | 64 MB | 64 MB | 256 MB | 64 MB | 256 MB |
| Form Factor | Rack-mount | Rack-mount | Rack-mount | Rack-mount | Rack-mount |
| Height | 1.75 inches | 1 inches | 1.75 inches | 1 inches | 1 inch |
| IOS | LAN Base | IP Services | IP Services | IP Services | IP Services |
| Interface Ports | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 |
| Layer Supported | Layer 2 / Layer 3 | Layer 2 / Layer 3 | Layer 2 / Layer 3 | Layer 2 / Layer 3 | Layer 3 |
| Manageable | Managed | Managed | Managed | Managed | Managed |
| Manufacturer Part Number | BK763A | AJ821C | 787635-B21 | AK242B | QW939A |
| Media Type Supported | Combo | Combo | Twisted Pair / Fiber / Combo | Combo | Combo |
| Memory | 256 MB | 256 MB | 512 MB | 256 MB | 256 MB |
| Number of Downlink Ports | 24 Ports | 24 Ports | 24 Ports | 24 Ports | 24 Ports |
| Number of Ethernet Ports | 24–48 Ports | 24–48 Ports | 24–48 Ports | 24–48 Ports | 24–48 Ports |
| POE Support | POE+ | POE+ | POE+ | POE+ | POE+ |
| Port/Expansion Slot Details | 24 Ethernet ports with 4 SFP uplink slots | 24 Ethernet ports, 4 SFP uplink ports | 2 expansion slots available | N/A | 24 Gigabit Ethernet ports, 4 SFP uplink ports |
| Power Consumption | 85W | 120W | 350 W | 120W | 150 W |
| Power Source | AC Power Supply | Redundant Power Supply / AC Power Supply | Redundant Power Supply / AC Power Supply | AC Power Supply | AC Power Supply |
| Product Name | BK763A High-Performance Enterprise Switch | AJ821C Network Switch | Enterprise Stackable Switch 787635-B21 | AK242B Enterprise Network Switch | Enterprise 48-Port Stackable Switch QW939A |
| Product Type | Switch | Switch | Switch | Switch | Switch |
| Rack Units | 1 RU | 1 RU | 1 RU | 1 RU | 1 RU |
| Redundant Power Supply Supported | Yes | Yes | Yes | Yes | Yes |
| SFP Ports | 4 SFP Ports | 4 SFP Ports | 4 SFP Ports | 4 SFP Ports | 4 SFP Ports |
| Switching Capacity | 128 Gbps | 128 Gbps | 80 Gbps | 128 Gbps | 128 Gbps |
| Switching Capacity with Stacking | 256 Gbps | 256 Gbps | 160 Gbps | 256 Gbps | 256 Gbps |
| Uplink Configuration | 10G | 10G | 10G | 10G | 10G |
| Weight | 12 lbs | 8 lbs | 12 lbs | 15 lbs | 15 lbs |
| Width | 17.5 inches | 17 inches | 17.5 inches | 17 inches | 17 inches |
Reviews & Ratings
A
Alan Price
4
Stable connectivity for internal storage.
V
Victor Moss
5
Easy to integrate into blade chassis.
J
Julian Reed
3
Consistent performance with no errors.
P
Peter Grant
4
Dependable SAS switching.
Questions & Answers
What is the HP 6Gb/s SAS BL Switch (SKU: BK763A)?
The HP 6Gb/s SAS BL Switch (BK763A) is a high-performance serial-attached SCSI switch designed for HP BladeSystem c-Class enclosures, providing 6 Gb/s connectivity for server-to-storage interconnects.
Which HP BladeSystem enclosures are compatible with the BK763A switch?
The BK763A SAS BL Switch is fully compatible with HP BladeSystem c7000 and c3000 enclosures, supporting server blades that require external 6 Gb/s SAS connectivity.
How many ports does the HP 6Gb/s SAS BL Switch offer and what type are they?
The BK763A features eight internal 4-lane 6 Gb/s SAS ports for server blades and eight external 4-lane 6 Gb/s SAS ports for storage targets, all using Mini-SAS SFF-8088 connectors.
What are the key features and benefits of the HP 6Gb/s SAS BL Switch?
Key features include 6 Gb/s throughput per lane, full SAS-2 compliance, integrated expander, redundant-capable design, hot-swappable modules, and centralized management for simplified storage expansion.