SKU: 7449991416

QNAP Optical Transceiver 25GBE SFP28 LC-LC 850NM SR UP TO 100M

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Description

QNAP Optical Transceiver 25GBE SFP28 LC-LC 850NM SR UP TO 100MThe QNAP Optical Transceiver 25GBE SFP28 LC LC 850NM SR UP TO 100M is a high performance, plug and play solution designed for nextgeneration data networking. Optimized for ultra fast 25 Gigabit Ethernet links, this compact SFP28 transceiver delivers reliable, short reach connectivity that is ideal for data centers, server rooms, and edge deployments. With a wavelength of 850 nm and a shortreach SR (short reach) profile, it is purpose built to maximize

The QNAP Optical Transceiver 25GBE SFP28 LC-LC 850NM SR UP TO 100M is a high-performance, plug-and-play solution designed for next‑generation data networking. Optimized for ultra-fast 25 Gigabit Ethernet links, this compact SFP28 transceiver delivers reliable, short-reach connectivity that is ideal for data centers, server rooms, and edge deployments. With a wavelength of 850 nm and a short‑reach SR (short reach) profile, it is purpose-built to maximize throughput while minimizing latency and cabling costs. Whether you’re upgrading an existing 10G network to 25G or expanding a high-density rack environment, this transceiver provides a seamless upgrade path with broad compatibility across 25GBase‑SR capable switches, NICs, and storage arrays. Built to meet industry standards and backed by QNAP’s reputation for robust networking hardware, this module combines performance, efficiency, and reliability to support demanding workloads such as virtualization, AI inference tasks, large-scale backups, and real-time data analytics.

  • High‑speed 25GBASE‑SR performance: Designed for 25 Gigabit Ethernet links, this transceiver enables multi‑gigabit uplinks for modern data centers, enabling faster east‑west traffic within server clusters and storage networks while preserving port density and reducing bottlenecks.
  • SFP28 form factor with LC duplex connectivity: A premium, hot‑swap capable interface that slides into standard SFP28 slots. The LC‑LC duplex connectors provide a compact, reliable fiber interface suitable for dense rack deployments and patching to switch ports, NICs, and optical switches.
  • 850 nm short‑reach (SR) operation up to 100 meters: Optimized for multimode fiber, this module supports SR links across OM3/OM4 cabling, delivering stable, low‑latency connections for short‑haul data paths between devices in the same data hall or building.
  • Designed for data networking workloads: Perfect for data centers, enterprise networks, and cloud edge architectures that require high throughput, low latency, and scalable performance for virtualization, storage, and real‑time analytics.
  • Plug‑and‑play compatibility and reliability: Simple insertion into compatible 25GBase‑SR capable equipment minimizes downtime. Built to tight optical tolerances and with quality optical components to ensure consistent link quality and long‑term reliability in busy environments.

Technial Details of QNAP Optical Transceiver 25GBE SFP28 LC-LC 850NM SR UP TO 100M

  • Compatibility: 25GBase‑SR SFP28 module designed to work with 25G Ethernet switches, servers, and storage interfaces that support SFP28 transceivers, delivering seamless integration in mixed‑vendor environments.
  • Connector type: 1 x LC duplex optical interface for fiber connectivity, enabling straightforward patching with standard LC fiber cables.
  • Wavelength: 850 nm VCSEL (Vertical-Cavity Surface-Emitting Laser) appropriate for multimode fiber systems and short‑reach deployments.
  • Reach: Up to 100 meters on compliant multimode fiber cables such as OM3 or OM4, enabling efficient short‑haul interconnects within racks, rows, or between adjacent devices.
  • Fiber type: Multimode fiber (MMF) optimized for SR links, providing cost‑effective, high‑bandwidth paths over short distances.
  • Data rate: 25GBase‑SR, delivering 25 Gbps of raw data capacity per link to support high‑throughput workloads and modern networking architectures.
  • Form factor & pluggability: SFP28 package enables hot‑swapping in standard SFP28 slots, reducing downtime during upgrades and maintenance.
  • Operating considerations: Designed for data networking environments with standard optical link budgets, requiring correct fiber type, connectors, and clean terminations for optimal performance.

how to install QNAP Optical Transceiver 25GBE SFP28 LC-LC 850NM SR UP TO 100M

  • Power down or gracefully shut down the host equipment if required by your deployment policy, then access the chassis or server's SFP28 slot area where the transceiver will be inserted.
  • Holding the transceiver by its housing, align the module with the SFP28 slot and gently insert straight into the connector until it seats securely. Do not apply excessive force; a firm click usually indicates proper seating.
  • Attach the fiber optic cable to the LC duplex connectors with the correct polarity, ensuring the transmit (Tx) and receive (Rx) lanes align with the corresponding ports on the other end of the link.
  • Power on the equipment and verify link status. Most devices will indicate a solid link LED when the transceiver is functioning correctly and negotiation is complete.
  • Run a basic connectivity test using standard network tools to confirm bandwidth, latency, and error rates. If available, enable any built‑in diagnostics or DOM/DDM monitoring to verify performance metrics such as optical power levels and temperature.
  • Document the installation, including the device model, slot, cable type (OM3/OM4), link distance, and any observed performance metrics, to support future maintenance and upgrades.

Frequently asked questions

  • What is 25GBASE‑SR? 25GBASE‑SR is a short‑reach 25 Gigabit Ethernet specification that uses multimode fiber and VCSEL optics for high‑speed data transmission over relatively short distances, typically up to 100 meters depending on fiber type and quality. It is widely used for high‑density server connections, high‑bandwidth storage networks, and inter‑rack uplinks in data centers.
  • What does SR mean in this transceiver? SR stands for Short Reach. It indicates the module is optimized for short‑distance links on multimode fiber, providing excellent performance for intra‑rack and intra‑data center connectivity with low insertion loss and robust link budgets.
  • Can this transceiver work with non‑QNAP equipment? Yes. The QNAP 25GBase‑SR SFP28 module adheres to standard SFP28 form factors and is designed to be interoperable with other vendors’ 25GBase‑SR capable switches, NICs, and storage devices, as long as the devices support SFP28 optics and OM3/OM4 multimode fiber.
  • What fiber type and cable are recommended? Multimode fiber (OM3 or OM4) is recommended for SR 25G links up to 100 meters. Ensure proper termination, cleaning, and handling of fiber to maintain the optical performance and minimize loss.
  • Is there any special maintenance required? The transceiver is designed for reliable, plug‑and‑play operation. Routine maintenance focuses on keeping fiber ends clean, monitoring link health, and performing firmware or driver updates on connected devices as needed. If you notice degraded link quality, re‑seat the module and re‑test the connection.
  • What applications best fit this transceiver? This module is well suited for data center uplinks, storage area network backbones, virtualization environments, hyper‑converged infrastructure, and edge deployments where high throughput, low latency, and compact form factors are critical.
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 7449991416

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4.8 ★★★★★
Based on 26 reviews
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Lori
Battle Creek, US
★★★★★ 4
Updated, still going !! didn't last two minutes.
Color: Checkers - Elephant (Gray), Size: Large, Color: Checkers - Elephant (Gray), Size: Large
I hated giving this a 1 star, because it was so cute when I unpacked it today. I just gave it to my dog and in less than two minutes he has a hole ripped in it.! he loves it so I don't wanna take it away from him, but I'm sure it's going to be gone in another few minutes. Why can't someone make a stuffed animal for a dog that lasts like they say so on their listing? I really should take it away from him and send it back, but I don't have the heart. I had to come back and give this a better review. it deserves at least four stars because even though he ripped holes in it, this one has lasted way longer than any other toy. He's actually still playing with it, and it still has some crinkle left to it so he didn't destroy the whole thing as quickly as he did other stuffed animals. I will certainly buy another one because at least it lasted a week so far!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 6, 2026
R
Verified Purchase
Russell C. Longmire
Chelsea, US
★★★★★ 3
Looks Nice But Destroyed by my Lab
Color: Checkers - Elephant (Gray), Size: Large, Color: Checkers - Elephant (Gray), Size: Large
A really cute little elephant. My lab loved it and carried it around for a week. Then the elephant began losing body parts. Both legs are gone now plus the big squeaker. Lab still likes the elephant and carries it around. Its loosing stuffing and the real question is what body part is next. Its nice but not tough.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 26, 2026
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Verified Purchase
Nash Crawford
San Leandro, US
★★★★★ 5
Nice toy for Chewers!
Was chewed in a day or so, but she loved it.
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Reviewed in the United States on May 13, 2026
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Verified Purchase
Beth
Bozeman, US
★★★★★ 5
Still in one piece and played with!
Color: Checkers - Dinos Bruto (Purple), Size: Mini
Very durable for my little King Charles Chewer. She's had it for a while now and all though the chewing phase has calmed down, she still can be somewhat rough with the toys. The little dino is standing firm. It was a battle she figured she couldn't win with Dino. Now he's a fetch/ tug o war toy that still gets a few nibbles.
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Reviewed in the United States on June 10, 2026
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Kimmi Bear
Los Angeles, US
★★★★★ 4
DONT BUY THE ELEPHANT, ITS NO GOOD. but GR8 BRAND!
Color: Checkers - Elephant (Gray), Size: Large
The elephant toy had no trunk by the FIRST day! The elephant now looks like an angry Koala bear OR an angry trunk less elephant(whichever u want to say) I LOVE the donkey and dinosaur toys so I bought the elephant confidently, thinking I had nothing to worry about. I wouldn't have spent money on this knowing the trunk would be chewed off in a matter of minutes. My Bella usually chews but she has had her donkey and dinosaurs with the chew guard for MONTHS and there are NO TEARS OR RIPS even with her playing and chewing on them ROUGHLY all day. If you buy any of these type toys I DO highly recommend the donkey or dinosaurs ONLY. The elephant being chewed up in a matter of minutes really makes me angry that I ever spent the money on it. HAD I known it wouldn't be the high quality dog toy I'm used to from GoDog, I would've just bought a second donkey or dino! Now Bella doesn't get her new toy for the month (I try 2 buy her a new stuffed toy or 2 about 1 time a month whenever I have the extra money for it) I guess she will have to go without this month because I spent it on this now trunkless elephant/angry koala:( Whichever name you call it, it is now going to be trash. UPDATE! If you contact the GODOG company they will send one replacement toy for your pet! They also asked me my pet's size, breed and age in order to send the best possible toy! They sent Bella a snake that has held up Extremely WELL! It's great and so far is my favorite(and one of Bella's favorites) The snake has less sqeaky things in it so she doesn't have the drsire to tear it apart immediately to retrieve them by rippong it to shreds:) My updated rating is for the MANUFACTURER'S GREAT CUSTOMER SERVICE. The fact that they actually replaced it was good but the fact that they went that extra mile by researching the best toy match for my Bella was above and beyond! If you have a Godog toy that went bust right away, contact the manufacturer for a replacement. If you give them your dog's age, weight and breed they will even try to match your pets replacement toy with something that is better suited to your dog's chewing style. (Bella's style is destructive haha) Good luck, ya'll!
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Reviewed in the United States on October 26, 2016

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