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QK724A
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HP B-series 16Gb SFP+SW XCVR
FEATURED DEAL
Featured Deal
Hand-picked by our procurement team for standout value. This unit is offered at our sharpest price on current stock, verified against live market rates.
Name:
QK724A
- Description:
- HP B-series 16Gb SFP+SW XCVR
- 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.
- Warranty:
- 3
- List Price:
$417.00
- Price:
$70.0083.2% off
Quantity:
1
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QK724A Overview
QK724A is a high-performance SFP+ optical transceiver designed to support 10G Ethernet data rates. This module features an LC connector and is optimized for short-range transmission over single-mode fiber, while its compact SFP+ form factor and precise physical dimensions meet the rigorous demands of modern network environments.
Engineered for reliability and efficiency, QK724A supports Ethernet protocols, making it well suited for data centers, enterprise networks, and telecom applications. Its compatibility with major vendors such as Cisco, Juniper, Huawei, and Arista ensures seamless integration into existing infrastructures and advanced network systems.
QK724A price is $70.00, a 83.2% saving from the Hpe list price of $417.00. QK724A is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for QK724A for additional pricing. Browse the full Hpe Storage Transceivers series or explore all Hpe products.
QK724A Specifications
- Product Type
- Transceiver
- Brand
- Hpe
- Form Factor
- SFP+
- Data Rate
- 10G
- Connector Type
- LC
- Wavelength
- 1310nm
- Transmission Distance
- Short-Range
- Fiber Type
- Single-mode
- Max Distance
- 80km
- Supported Protocols
- Ethernet
- Network Interface
- Fiber
- Power Consumption
- 3.5W
- Operating Temperature
- 0 to 70°C
- Storage Temperature
- -40 to 85°C
- Input Voltage
- 3.3V
- Compatibility
- Cisco / Juniper / Huawei / Arista
- Product Name
- QK724A SFP+ Optical Transceiver
- Height
- 0.65 inches
- Width
- 2.0 inches
- Depth
- 1.0 inches
- Weight
- 0.1 lbs
QK724A Use Case
Data Center Spine-Leaf Uplink for High-Density Virtualization
In a large-scale cloud data center deploying a spine-leaf fabric, the QK724A-HP B-series 16Gb SFP+ SW transceiver delivers ultra-low-latency, error-free uplinks between leaf switches and the spine network. By sustaining 128 Gbps aggregate throughput and built-in digital diagnostics monitoring (DDM), it accelerates live VM migrations and east-west traffic. The outcome is reduced network congestion, seamless horizontal scaling and consistently high performance under peak loads.
Mission-Critical Enterprise SAN over 16 Gb Fibre Channel
For financial services and healthcare enterprises requiring uninterrupted storage replication, the QK724A-HP 16Gb SFP+ Fibre Channel transceiver enables lossless, high-availability links between primary and disaster-recovery sites. Compliant with industry-standard 16G FC protocols and featuring advanced error-correction, it guarantees sub-microsecond latency and predictable I/O. The result is RPOs under 15 seconds, strict SLA adherence and uninterrupted transaction processing.
High-Performance VDI and Desktop Consolidation
In an enterprise rolling out 2,000+ virtual desktops, the QK724A-HP B-series 16Gb SFP+ module provides high-bandwidth, low-jitter connectivity between compute clusters and shared storage arrays. Its optimized power consumption and hot-plug design support boot-storm acceleration and consistent IOPS per user during peak login periods. This yields a 50 % reduction in boot times, elevated end-user experience and simplified network management.
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Product Comparison Table 
| QK724A |  QK725A |  QW929A |  C8R23A |  AP823A | |
|---|---|---|---|---|---|
| Product Type | Transceiver | Transceiver | Transceiver | Transceiver | Transceiver |
| Form Factor | SFP+ | SFP+ | SFP+ | QSFP+ | SFP+ |
| Data Rate | 10G | 10G | 10G | 100G | 10G |
| Connector Type | LC | LC | LC | LC | LC |
| Wavelength | 1310nm | 850 nm | 850 nm | 1310nm | 850nm |
| Transmission Distance | Short-Range | Short-Range | Short-Range | Long-Range | Short-Range |
| Fiber Type | Single-mode | Multi-mode | Multi-mode | Single-mode | Multi-mode |
| Max Distance | 80km | 300 meters | 300 meters | 80km | 300 meters |
| Supported Protocols | Ethernet | Ethernet, Fibre Channel | Ethernet, Fibre Channel | Ethernet Cable | Ethernet, Fibre Channel |
| Network Interface | Fiber | Ethernet | Ethernet | Fiber | Fiber |
| Power Consumption | 3.5W | 3.5W | 3.5W | 9W | 3.5W |
| Operating Temperature | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C |
| Storage Temperature | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C |
| Input Voltage | 3.3V | 3.3V | 3.3V | 3.3V | 3.3V |
| Compatibility | Cisco / Juniper / Huawei / Arista | Cisco, Juniper, Huawei, Arista | Cisco, Juniper, Huawei, Arista | Cisco / Juniper / Huawei / Arista | Cisco, Juniper, Huawei, Arista |
| Product Name | QK724A SFP+ Optical Transceiver | QK725A High-Performance 10G SFP+ Transceiver | QW929A High Performance SFP+ Optical Transceiver Module | C8R23A QSFP+ 100G Optical Transceiver | AP823A 10G SFP+ Transceiver Module |
| Height | 0.65 inches | 0.5 inches | 0.33 inches | 0.9 | 0.6 inches |
| Width | 2.0 inches | 0.65 inches | 0.78 inches | 1.5 | 0.7 inches |
| Depth | 1.0 inches | 1.0 inches | 1.2 inches | 1.2 | 1.0 inches |
| Weight | 0.1 lbs | 0.05 lbs | 0.05 lbs | 0.1 | 0.1 lbs |
Compliance & Warranty
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
L
Leonard Hayes
5
SFP delivered clean 16Gb connectivity with low errors.
W
Waqas Ali
4
Recognized instantly by switches.
S
Sven Karlsson
5
Good optical quality.
M
Matti Laine
5
Stable performance.
C
Chris Palmer
4
Met expectations.
Questions & Answers
What is the HP B-series 16Gb SFP+SW XCVR (SKU: QK724A)?
The HP B-series 16Gb SFP+SW XCVR (QK724A) is a hot-pluggable, shortwave SFP+ transceiver designed for 16 Gbps Fibre Channel SAN connectivity on HP B-series switches.
Which fiber type does the HP QK724A support?
The QK724A supports single-mode fiber (SMF) optimized for long-reach SAN applications.
What is the maximum transmission distance of the QK724A?
The QK724A delivers up to 10 km reach over single-mode fiber at 16 Gbps.
What operating wavelength does the 16Gb SFP+SW XCVR use?
The module transmits at an operational wavelength of 1310 nm.
Which connector type is used by the HP B-series 16Gb SFP+SW XCVR?
It uses a standard LC duplex connector for single-mode fiber.
Is the QK724A MSA-compliant and interoperable with third-party hardware?
Yes, QK724A is MSA-compliant and interoperable with any MSA-certified 16 Gbps SFP+ port.
Does the HP QK724A support digital diagnostics monitoring (DDM)?
Yes, it supports SFF-8472 digital diagnostics monitoring for real-time fiber link health.
Can I hot-plug the HP B-series 16Gb SFP+SW XCVR?
Yes, the QK724A is hot-pluggable for live insertions and removals without powering down the switch.
What is the maximum data rate supported by QK724A?
The transceiver supports a data rate of up to 16 Gbps per channel.
Which Fibre Channel protocols does this SFP+SW XCVR support?
It supports Fibre Channel 16G and is backward-compatible with 8G and 4G protocols.
What is the operating temperature range for the QK724A?
The operating temperature range is 0 °C to 70 °C (32 °F to 158 °F).
What is the power consumption of the HP 16Gb SFP+SW XCVR?
Typical power consumption is 1.0 W maximum.
Which HP switches are compatible with the QK724A transceiver?
It is compatible with HP B-series Fibre Channel SAN directors and switches, including SN3000, SN3500, SN6500 and SN6600 series.
What warranty does HP provide for the QK724A module?
HP offers a one-year limited warranty covering defects in materials and workmanship.
Is the 16Gb SFP+SW XCVR backward-compatible with 8Gb or 4Gb FC?
Yes, the QK724A is backward-compatible with 8 Gbps and 4 Gbps Fibre Channel environments.
How do I install the HP B-series 16Gb SFP+SW XCVR (QK724A)?
Insert the transceiver into any SFP+ port until the latch clicks, then verify link status via the switch management interface.