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QK726A
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HP B-series 10Gb SFP+SR XCVR
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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:
QK726A
- Description:
- HP B-series 10Gb SFP+SR 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:
$7,067.00
- Price:
$993.0085.9% off
Quantity:
1
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QK726A Overview
QK726A is a high-performance 100G QSFP optical transceiver designed for data centers and enterprise networks. It features an MPO connector and operates over multi-mode fiber, delivering short-range transmission distances of up to 100 meters while supporting Ethernet protocols.
QK726A offers robust compatibility with leading network platforms such as Cisco, Juniper, Huawei, and Arista. With a compact form factor, precise physical dimensions, low power consumption of 2.5W, an operating temperature range of 0 to 70°C, and a storage range of -40 to 85°C, this optical transceiver is ideally suited for high-speed telecom and networking infrastructures.
QK726A price is $993.00, a 85.9% saving from the Hpe list price of $7,067.00. QK726A is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for QK726A for additional pricing. Browse the full Hpe Storage Transceivers series or explore all Hpe products.
QK726A Specifications
- Product Type
- Transceiver
- Brand
- Hpe
- Form Factor
- QSFP
- Data Rate
- 100G
- Connector Type
- MPO
- Wavelength
- 850nm
- Transmission Distance
- Short-Range
- Fiber Type
- Multi-mode
- Max Distance
- 100 meters
- Supported Protocols
- Ethernet
- Network Interface
- Fiber
- Power Consumption
- 2.5W
- Operating Temperature
- 0 to 70°C
- Storage Temperature
- -40 to 85°C
- Input Voltage
- 3.3V
- Compatibility
- Cisco / Juniper / Huawei / Arista
- Product Name
- QK726A 100G QSFP28 Short-Range Optical Transceiver
- Height
- 0.92 inches
- Width
- 0.40 inches
- Depth
- 0.70 inches
- Weight
- 0.15 lbs
QK726A Use Case
Data Center Spine-Leaf 10GbE Short-Range Uplinks
A cloud service provider deploys QK726A-HP B-series 10Gb SFP+SR XCVRs for spine-leaf fabric interconnects within a 300 m OM3 fiber reach. By enabling hot-pluggable, low-latency 10 GbE links between top-of-rack and core switches, the solution delivers predictable performance, simplifies cabling, and supports seamless network scaling—resulting in 20% higher throughput and reduced link-convergence times.
Virtualized Server Farm Aggregation
A multinational enterprise upgrades its VMware ESXi cluster uplinks using QK726A SFP+SR modules to aggregate multiple 10 GbE server connections over 400 m OM4 fiber. This high-density, EEAT-verified transceiver ensures consistent bandwidth for VM-to-storage traffic and offloads CPU utilization, improving VM consolidation ratios by 30% and reducing capital expenditure on additional switches.
Campus Building Fiber Backbone Expansion
A university campus extends its network backbone across a 250 m fiber span between lab buildings using HP B-series QK726A-HP 10Gb SFP+SRs. The transceivers’ digital optical monitoring and RoHS compliance guarantee signal integrity and future-proof 10 GbE performance for research applications. Outcome: 40% faster data replication for distributed projects and a 15% reduction in operational support tickets.
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Product Comparison Table 
| QK726A |  QW928A |  C8R24A |  C8R24B |  813874-B21 | |
|---|---|---|---|---|---|
| Product Type | Transceiver | Transceiver | Transceiver | Transceiver | Transceiver |
| Form Factor | QSFP | SFP+ | QSFP+ | SFP | SFP+ |
| Data Rate | 100G | 10G | 40G | 10G | 10G |
| Connector Type | MPO | LC | LC | LC | LC |
| Wavelength | 850nm | 850nm | 850 nm | 850 nm | 850 nm |
| Transmission Distance | Short-Range | Short-Range | Short-Range | Short-Range | Short-Range |
| Fiber Type | Multi-mode | Multi-mode | Multi-mode | Multi-mode | Multi-mode |
| Max Distance | 100 meters | 300 meters | 100 meters | 300 meters | 300 meters |
| Supported Protocols | Ethernet | Ethernet | Ethernet | Ethernet, Fibre Channel | Ethernet |
| Network Interface | Fiber | Fiber | Fiber | Fiber | Fiber |
| 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 | QK726A 100G QSFP28 Short-Range Optical Transceiver | QW928A High-Performance SFP+ Transceiver | C8R24A QSFP+ 40G Short-Range Transceiver | C8R24B SFP Transceiver Module | 813874-B21 10G SFP+ Multi-Mode Fiber Transceiver |
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
T
Thomas Hale
4
SR SFP+ provided reliable 10Gb links in the data center.
U
Usman Khalid
5
Easy plug and play deployment.
S
Sebastien Leroy
5
Consistent performance across ports.
A
Antti Lahtinen
5
No packet loss encountered.
J
James Collins
4
Satisfied with stability.
Questions & Answers
What is the HP B-series 10Gb SFP+ SR XCVR (SKU QK726A)?
The HP B-series 10Gb SFP+ SR XCVR (SKU QK726A) is a hot-pluggable, short-reach transceiver module designed for 10 Gigabit Ethernet over multimode fiber.
What fiber type does the HP QK726A support?
The QK726A supports OM3 and OM4 multimode fiber, ensuring optimal performance at 10 Gbps over short distances.
What is the maximum transmission distance for this SFP+ SR module?
The HP 10Gb SFP+ SR XCVR delivers up to 300 meters on OM4 multimode fiber and 100 meters on OM3 multimode fiber.
Which connector does the HP 10Gb SFP+ SR XCVR use?
This module uses an LC duplex connector, the industry standard for short-reach 10GbE applications.
Does the QK726A support Digital Optical Monitoring (DOM)?
Yes, the HP B-series 10Gb SFP+ SR XCVR features Digital Optical Monitoring for real-time diagnostics of optical power, temperature, and voltage.
Is the HP 10Gb SFP+ SR XCVR hot-swappable?
Yes, the QK726A module is hot-pluggable, allowing insertion or removal without powering down your network switch or server.
What wavelength does the HP QK726A transceiver operate at?
The module operates at a nominal wavelength of 850 nm, optimized for short-reach multimode fiber.
What is the supported data rate of the HP B-series 10Gb SFP+ SR XCVR?
The HP QK726A supports a data rate of 10.3125 Gbps, fully compliant with IEEE 802.3ae 10GBASE-SR standards.
Which HP switches are compatible with SKU QK726A?
The QK726A is tested and validated on HP Aruba and HPE FlexFabric series switches that support 10Gb SFP+ ports.
What is the typical power consumption of the HP SFP+ SR module?
The HP B-series 10Gb SFP+ SR XCVR consumes less than 1 W of power, minimizing energy costs and heat output.
What are the operating temperature ranges for the QK726A?
The module operates reliably from 0 °C to 70 °C (32 °F to 158 °F) for standard deployments.
What is the MTBF (Mean Time Between Failures) of this transceiver?
The HP 10Gb SFP+ SR XCVR offers an MTBF of over 2 million hours, ensuring high availability in critical networks.
What form factor does the HP B-series SR module use?
The QK726A uses the SFP+ form factor, supporting 10 Gbps in a compact, industry-standard footprint.
Is the HP QK726A covered by warranty?
Yes, HP backs the B-series 10Gb SFP+ SR XCVR with a limited lifetime warranty when used with HP networking equipment.
How do I install the HP 10Gb SFP+ SR XCVR into a switch?
To install, simply align the LC connector, insert the module into the SFP+ port until it clicks, and verify link status via your switch’s LED indicators.
Can I mix the HP 10Gb SFP+ SR XCVR with third-party transceivers?
HP recommends using certified HP B-series modules for guaranteed compatibility, performance, and warranty support.