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SR SFP+ provided reliable 10Gb links in the data center.
QK726A
HP B-series 10Gb SFP+SR XCVR
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QK726A
HP B-series 10Gb SFP+SR XCVR
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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.
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.
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.
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.
To get the detailed certification, please go to the Compliance Center.
 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 |
| Power Consumption | 2.5W | 3.5W | 3.5W | N/A | 2.5W |
| 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 | 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 |
| Height | 0.92 inches | 0.15 inches | 0.5 inches | N/A | 0.32 inches |
| Width | 0.40 inches | 0.55 inches | 0.9 inches | N/A | 0.87 inches |
| Depth | 0.70 inches | 0.70 inches | 1.2 inches | N/A | 1.48 inches |
| Weight | 0.15 lbs | 0.05 lbs | 0.15 lbs | N/A | 0.09 lbs |
SR SFP+ provided reliable 10Gb links in the data center.
Easy plug and play deployment.
Consistent performance across ports.
No packet loss encountered.
Satisfied with stability.
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.
The QK726A supports OM3 and OM4 multimode fiber, ensuring optimal performance at 10 Gbps over short distances.
The HP 10Gb SFP+ SR XCVR delivers up to 300 meters on OM4 multimode fiber and 100 meters on OM3 multimode fiber.
This module uses an LC duplex connector, the industry standard for short-reach 10GbE applications.