When rack-to-rack links stretch beyond 7 meters, copper DAC cables reach their limit. A 10G SFP+ AOC cable gives you a plug-and-play fiber link with integrated transceivers — no separate optics, no patch cords, and no compatibility guesswork.
Why Data Center Teams Choose 10G SFP+ AOC Cables
Rack density keeps rising. Cable runs are longer. And electromagnetic interference from power distribution units can quietly degrade copper links.
A 10G SFP+ AOC cable solves these problems in one assembly:
• Longer reach — reliably connect gear up to 100m away, far beyond the ~7m practical limit of passive DACs.
• EMI immunity — fiber optics are unaffected by the electrical noise common in crowded server rooms.
• Cleaner cable management — thinner, lighter cables improve airflow and reduce rack clutter.
• Faster deployment — factory-terminated transceivers eliminate field splicing or compatibility testing.
For short in-rack hops, DAC still makes sense. But when distance, noise, or density matter, AOC is the standard choice.
FiberMall 10G SFP+ AOC Cable Specifications
Every cable is tested for optical power, temperature stability, and EEPROM compatibility before shipment.
• Data Rate: 10.3125 Gbps (10GbE)
• Connector: SFP+ to SFP+
• Wavelength: 850 nm VCSEL
• Fiber Type: OM2 / OM3 / OM4 multimode fiber
• Reach: 1m – 100m (Standard optical transceivers are recommended for distances beyond 100m)
• Power Consumption: < 0.35 W per end (~0.7 W total)
• Supply Voltage: 3.3V
• Operating Temperature: 0°C to +70°C commercial grade
• Digital Diagnostics: DDM/DOM support
• Compliance: SFP+ MSA, SFF-8431, SFF-8432, RoHS, CE, FDA Class 1
Available Lengths and Part Numbers
Standard lengths ship quickly. Non-standard lengths and custom jacketing are available on request. Below are the standard part numbers, along with their corresponding immersion liquid cooling variants where available:
• 1m: SFP-10G-AOC-1M (Immersion Liquid Cooling: SFP-10GAOC-C1M)
• 3m: SFP-10G-AOC-3M (Immersion Liquid Cooling: SFP-10GAOC-C3M)
• 5m: SFP-10G-AOC-5M (Immersion Liquid Cooling: SFP-10GAOC-C5M)
• 7m: SFP-10G-AOC-7M
• 10m: SFP-10G-AOC-10M (Immersion Liquid Cooling: SFP-10GAOC-C10M)
• 15m: SFP-10G-AOC-15M
• 20m: SFP-10G-AOC-20M
• 30m: SFP-10G-AOC-30M
• 50m: SFP-10G-AOC-50M
• 100m: SFP-10G-AOC-100M (Immersion Liquid Cooling: SFP-10GAOC-C100M)
Compatibility
One of the first questions network engineers ask is whether a third-party AOC will work in their switch. The answer depends on EEPROM coding, and we code every cable in-house for the target platform.
FiberMall 10G SFP+ AOC cables are compatible with major switch and server vendors, including:
• Cisco — SFP-10G-AOC-xM equivalents
• Dell / EMC — AOC-SFP-10G-xM equivalents
• H3C — SFP-XG-D-AOC-xM equivalents
• Huawei — SFP-10G-AOC-xM equivalents
• Juniper — JNP-10G-AOC-xM equivalents
• Arista — AOC-S-S-10G-xM equivalents
• Mellanox / NVIDIA — MFA1A00-xM equivalents
• HPE / Aruba, Brocade, Extreme, Ubiquiti, MikroTik
10G SFP+ AOC vs DAC: Which Cable Should You Choose?
When choosing between AOC and DAC, your decision will largely depend on your physical environment and budget:
• Maximum Distance: AOCs support runs from 1m to 100m, whereas DACs are practically limited to about 7m for passive cables and 15m for active ones.
• Cable Type: AOC uses multimode fiber; DAC uses twinax copper.
• EMI Immunity: AOC offers excellent immunity to electromagnetic interference, while DAC is susceptible to it.
• Weight and Bulk: AOCs are significantly lighter and thinner, whereas DACs are heavier and thicker, making them harder to route in dense racks.
• Power Use: AOCs consume roughly 0.7W total (< 0.35W per end), whereas passive DACs have near-zero power consumption.
• Cost: AOCs have a higher cost per meter, while DACs are highly cost-effective for short distances.
• Best Use Case: AOC is ideal for inter-rack, EMI-sensitive, and longer runs. DAC is the best fit for same-rack, cost-sensitive links.
Rule of thumb: Use DAC for in-rack links under 5–7 meters. Use AOC for anything longer, noisier, or requiring cleaner cable management.
Immersion Liquid Cooling 10G SFP+ AOC Cables
Liquid-cooled and immersion-cooled data centers place unique stress on optical interconnects. Standard AOCs can fail when exposed to dielectric fluids, temperature cycling, and direct contact cooling.
FiberMall immersion liquid cooling 10G SFP+ AOC cables are engineered for these environments:
• Sealed construction resists dielectric fluid ingress.
• Stable performance across wider temperature ranges.
• Compatible with immersion cooling tanks used in HPC and AI clusters.
• Available in 1m, 3m, 5m, 10m, and 100m lengths.
Real-World Applications
FiberMall 10G SFP+ AOC cables are deployed in environments where stable, high-density 10G connectivity matters:
• Hyperscale data centers — rack-to-rack and end-of-row switch links.
• Enterprise server rooms — top-of-rack switches to server NICs.
• HPC and AI clusters — high-density, low-latency interconnects.
• Storage area networks — 8G Fibre Channel over 10G-capable AOCs.
• Telecom central offices — short-reach optical links between transport gear.
• Liquid-cooled facilities — immersion-rated links for next-gen cooling architectures.
Frequently Asked Questions
What is the maximum distance of a 10G SFP+ AOC cable?
Most FiberMall 10G SFP+ AOC cables support distances from 1m to 100m. While the optical standard allows for longer distances, fixed-cable AOCs beyond 100m are generally impractical to deploy. For distances exceeding 100m, we recommend using separate transceivers with standard fiber patch cords.
Can I use a 10G SFP+ AOC in a 1G SFP port?
No. Standard 10G SFP+ AOCs require SFP+ ports rated for 10G signaling. They will not link in standard 1G SFP ports unless they are specifically custom-programmed for dual-rate compatibility.
What is the difference between SFP+ AOC and DAC?
AOC uses active fiber optics for longer, EMI-immune links. DAC uses copper twinax for shorter, lower-cost connections. AOC is better for runs over 7m or high-density environments.
Does FiberMall offer custom lengths or OEM-compatible 10G SFP+ AOC cables?
Yes. We build custom lengths and program EEPROMs for Cisco, Dell, H3C, Huawei, Juniper, Arista, Mellanox, and many other platforms. Send us your switch model for a compatibility check.
Are FiberMall 10G SFP+ AOC cables compatible with Cisco SFP-10G-AOC?
Yes. We supply Cisco-compatible 10G SFP+ AOCs matching the SFP-10G-AOC-xM series. Each cable is custom-programmed for Cisco switch recognition and tested before shipment.
What is the power consumption of a 10G SFP+ AOC?
FiberMall 10G SFP+ AOCs typically consume less than 0.35W per end (under 0.7W total), making them efficient for high-density deployments.
Do your AOC cables support DDM/DOM?
Yes. Our 10G SFP+ AOCs support Digital Diagnostic Monitoring, allowing you to monitor temperature, voltage, bias current, and optical power through compatible switch software.
What is the bend radius for 10G SFP+ AOC cables?
The typical minimum bend radius is approximately 25–30mm near the connector. Avoid sharp kinks to preserve signal integrity and long-term reliability.
