25Gbps SFP AOC Active Optical Cable
Upgrade your network with our 25G SFP28 Active Optical Cable. Experience effortless plug-and-play speed, low latency, and energy efficiency for data centers.
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Description
25G SFP28 Active Optical Cable (AOC)
01. UNLEASH PURE SPEED: The 25Gbps Connection Standard
Subheading Focus: Speed & Performance
Data centers run on speed. Slow connections kill productivity. The Cobtel 25G SFP28 Active Optical Cable (AOC) solves this problem immediately. This cable connects your servers and switches with a blazing 25Gbps data rate. It uses advanced optical technology to transmit data faster than traditional copper cables.
Your network needs bandwidth. This AOC delivers it. It supports the 25G Ethernet standard (IEEE 802.3by). This makes it perfect for high-performance computing clusters. It handles massive file transfers instantly. It reduces the time your system spends waiting for data. You get a smoother, faster network experience.
We built this cable for the future. The 25Gbps speed matches modern server network interface cards (NICs). It bridges the gap between 10G and 100G networks. You get the speed you need today without overpaying for 100G gear you do not need yet. It is the smart choice for growing businesses.
02. PLUG-AND-PLAY SIMPLICITY: Effortless Deployment
Subheading Focus: Ease of Use & Installation
Nobody likes complex setups. We designed this cable for "Simple Operation". You take it out of the bag. You plug it in. It works. The hot-pluggable design allows you to add or remove cables without shutting down your switch. This keeps your network running 24/7.
The cable comes as a complete assembly. It includes the transceivers and the fiber cable in one unit. You do not need to clean fiber connectors. You do not need to splice wires. This "very active layout mode" saves you hours of installation time.
IT managers love this simplicity. It reduces the chance of human error. A technician can deploy hundreds of these cables in a single day. The "Plug and Play" nature ensures that even non-experts can install it correctly. You simply click it into the SFP28 port. The latch secures it firmly. Connection is instant.
03. SUPERIOR FLEXIBILITY: High Tensile Strength Design
Subheading Focus: Durability & Cable Management
Cables must be tough. Data center racks are tight spaces. Cables get pulled, bent, and twisted. Our 25G AOC features "High Tensile Strength". The jacket protects the delicate fiber strands inside. You can route this cable through crowded cable trays without worry.
We use a high-quality Aqua-colored jacket, typically made of environmentally friendly LSZH material. The cable has a small bending radius, allowing you to bend the cable around corners in your rack without signal loss. This is critical for cable management arms and tight server cabinets.
A flexible cable improves airflow. Thick, stiff cables block air in the back of the rack. This causes servers to overheat. Our thin, flexible AOC allows air to move freely. Your equipment stays cooler. Your fans run slower. You save energy on cooling. The physical design of this cable protects your hardware investment.
04. POWER EFFICIENCY: Cut Your Operational Costs
Subheading Focus: Energy Savings & TCO
Electricity costs money. Every watt counts in a data center. Our 25G AOC consumes very little power. The product features "Low Power Consumption" as a key feature. Traditional copper cables or discrete transceivers often use more energy. This AOC runs cool and efficient.
Lower power consumption means less heat. The transceivers on each end of the cable generate minimal heat. This puts less strain on your switch's cooling system. Over thousands of links, this savings adds up. You lower your Total Cost of Ownership (TCO).
This efficiency does not sacrifice performance. You get full 25Gbps speed at a fraction of the power budget. This aligns with green energy initiatives. It helps your company meet sustainability goals. You get a high-performance network that is also kind to the environment. It is a win-win for your budget and the planet.
05. UNMATCHED RELIABILITY: Strict Testing Protocols
Subheading Focus: Quality Assurance & Standards
You cannot afford downtime. A bad cable can take down a server. We take quality seriously. Every Cobtel cable undergoes strict testing. We verify performance before we ship.
Our testing process includes real-world scenarios. We ensure high stability and good repeatability in our products. This ensures the cable meets the strict IEEE specifications. You get a cable that works the first time, every time.
We do not cut corners. The construction involves precision alignment of the laser and the fiber. The connectors use gold-plated contacts for a solid electrical connection. The blue pull-tab latches are robust and easy to grip. They do not snap off during removal. You can trust this cable for your mission-critical applications.
06. COST-EFFECTIVE SOLUTION: High Performance, Low Price
Subheading Focus: Value Proposition
Budgets are always tight. Optical networking can be expensive. However, our AOC solution offers "Low Cost" without compromising quality. Active Optical Cables are cheaper than buying two optical transceivers and a separate fiber patch cord.
We integrate the components into one sealed unit. This reduces manufacturing costs. We pass those savings to you. You get the benefits of fiber optics-long distance, low interference, high speed-at a price point that rivals copper. Short-distance cabling saves up to 50% on costs.
This is the wholesale advantage. Buying from Cobtel gets you direct pricing. You do not pay for the middleman's brand name. You pay for the technology. This allows you to upgrade more racks for the same budget. You can modernize your entire data center faster. It is the most economical way to achieve 25G connectivity.
07. TECHNICAL SPECS: The Details You Need
Subheading Focus: Specifications & Compatibility
Tech professionals need numbers. Here are the hard facts about the Cobtel 25G AOC.
Data Rate: 25 Gbps. This supports the 25GBASE-SR Ethernet standard.
Form Factor: SFP28 (Small Form-factor Pluggable 28). It fits into any standard SFP28 port.
Length: This specific model is 1 Meter (approx. 3.3 ft), as indicated by the label "25G-AOC-1M". Transmission distance is supported from 1-100m.
Cable Type: Active Optical Cable (AOC). It uses multimode fiber (MMF) internally.
Connector: SFP28 connectors on both ends with a blue pull-release tab.
Protocol: Compatible with InfiniBand EDR and 25 Gigabit Ethernet.
Voltage: 3.3V power voltage.
Temperature: Operating temperature range is 0°C to 70°C.
This cable connects servers to Top-of-Rack (ToR) switches. It connects storage arrays to the network. It is backward compatible with some 10G SFP+ ports (depending on switch configuration), offering a flexible upgrade path. It is the workhorse of the modern server room.
08. USE CASES: Where to Use This Cable
Subheading Focus: Applications & Industry Verticals
This cable is versatile. It fits many scenarios.
Data Centers: Connect high-density server racks. The short 1M length is perfect for connecting a server to a switch directly above it.
High-Performance Computing (HPC): Research labs and universities use these for low-latency clustering.
Enterprise Networks: Core switches in corporate offices need high-speed uplinks. This cable delivers.
Storage Area Networks (SAN): Flash storage arrays need fast pipes. 25G is the sweet spot for modern flash storage.
Cloud Providers: Massive scale-out architectures rely on AOCs for reliable, low-power interconnects.
Mass Data Transmission: Ideal for scenarios requiring the movement of large amounts of data.
The product is cleaner than copper. It is lighter than copper. It transmits further than copper DACs. If you need a reliable link within a rack or between adjacent racks, this 25G AOC is your best solution.
Extended Buying Guide: Why 25G AOC Matters
The Evolution of Data Center Cabling
Ten years ago, 10G was the standard. Today, applications demand more. AI, machine learning, and big data analytics crush older networks. 25G is the new baseline. It offers 2.5 times the bandwidth of 10G using the same physical footprint. The Cobtel 25G AOC allows you to step into this new era seamlessly.
Active Optical Cables (AOCs) represent a significant leap forward over Direct Attach Copper (DAC) cables. While DACs are heavy and limited to very short distances (usually under 5 meters), AOCs use light to transmit data. This eliminates electromagnetic interference (EMI). You can run this cable next to power lines without data corruption. It is lighter, thinner, and easier to handle.
Understanding SFP28 Technology
SFP28 stands for "Small Form-factor Pluggable 28". It looks exactly like the older SFP+ port used for 10G. This is a huge advantage. You do not need to learn a new form factor. However, the electrical interface runs faster. It runs at 25 Gbps per lane.
The "Active" in Active Optical Cable means the conversion happens inside the connector. The connector has a chip that turns electrical signals into light pulses. The light travels down the fiber. The connector at the other end turns it back into electricity. This happens instantly. You get the reach of fiber with the simplicity of a copper cable.
Why Choose Cobtel?
Cobtel is a leader in structured cabling and network components. We understand the physical layer better than anyone. We control the manufacturing process. This ensures consistency. When you buy a Cobtel cable, you buy peace of mind. Our cables are tested to work with major switch brands. We stand behind our products with wholesale support.
Installation Best Practices
To get the best performance, follow these simple tips:
Do not over-bend: Although our cable has a small bending radius, do not fold it flat. Keep a gentle curve.
Keep it clean: The connectors come with dust caps. Keep them on until the moment you plug the cable in.
Insert fully: Push the connector until you hear a "click." This ensures the latch is engaged.
Remove correctly: Do not pull the cable itself. Pull the blue pull-tab to release the latch, then slide the connector out.
Frequently Asked Questions (FAQ)
Q: Is this cable compatible with my switch? A: SFP28 is a standard interface. Our AOC cables are programmed to be compatible with MSA (Multi-Source Agreement) standards. They work with most major networking equipment that accepts generic or MSA-compliant transceivers. We list compatibility with major brands like Huawei, Ruijie, H3C, and HP.
Q: Can I use this in a 10G SFP+ port? A: Physically, it fits. However, both the switch and the cable must support dual-rate operation. Typically, a 25G AOC is designed for 25G ports. Check your switch documentation for backward compatibility modes.
Q: What is the difference between AOC and DAC? A: DAC (Direct Attach Copper) uses copper wires. It is heavy, thick, and good for very short distances (1-3 meters). AOC (Active Optical Cable) uses fiber optics. It is thin, light, runs longer distances (up to 100m, though this specific model is 1m), and is immune to electrical interference. AOC is generally preferred for ease of management and airflow.
Q: Why is the cable Blue/Aqua? A: In the fiber optic world, an Aqua jacket signifies OM3 or OM4 multimode fiber. This is the industry standard for high-speed, short-range data transmission. It helps technicians identify the cable type at a glance.
Q: Does it get hot? A: All transceivers generate some heat. However, our AOC is designed for "Low Power Consumption". It generates significantly less heat than older optical modules, helping to keep your rack temperature down.
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