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QSFP-H40G-AOC2M
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40GBASE Active Optical Cable, 2m
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Name:
QSFP-H40G-AOC2M
- Description:
- 40GBASE Active Optical Cable, 2m
- Rating:
Added to cart 28 times recently
- Availability:
2 In stock - Ready to Ship
- Brand:
- Cisco
- GTIN:
- 0652977253769
- 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:
$1,003.00
- Price:
$194.0080.7% off
Quantity:
1
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QSFP-H40G-AOC2M Overview
QSFP-H40G-AOC2M is a QSFP transceiver that delivers a 40G data rate, specifically engineered for high-performance Ethernet applications over short-range transmission distances. This active optical cable, pre-terminated in a standard QSFP form factor, guarantees reliable connectivity in compact spaces while meeting the rigorous size and design parameters required in modern data centers and enterprise networks.
Optimized for data center and telecom use cases, QSFP-H40G-AOC2M supports Ethernet protocols and leverages multi-mode fiber within its 2-meter active optical assembly. Its design emphasizes efficient power management and stable operation within industrial temperature ranges, making it an ideal solution for high-density environments that demand consistent and high-speed data transfer.
QSFP-H40G-AOC2M price is $194.00, a 80.7% saving from the Cisco list price of $1,003.00. QSFP-H40G-AOC2M is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for QSFP-H40G-AOC2M for additional pricing. Browse the full 40G Base Modules series or explore all Cisco products.
QSFP-H40G-AOC2M Specifications
- Product Type
- Transceiver
- Brand
- Cisco
- Form Factor
- QSFP
- Data Rate
- 40G
- Connector Type
- QSFP Direct Attach
- Wavelength
- 850nm
- Transmission Distance
- Short-Range
- Fiber Type
- Multi-mode
- Max Distance
- 2 meters
- Supported Protocols
- Ethernet
- Network Interface
- Ethernet
- Operating Temperature
- 0 to 70°C
- Storage Temperature
- -40 to 85°C
- Input Voltage
- 3.3V
- Compatibility
- Cisco / Juniper / Huawei / Arista
- Product Name
- QSFP-H40G-AOC2M
QSFP-H40G-AOC2M Use Case
Data Center Spine-Leaf Aggregation with QSFP-H40G-AOC2M-40GBASE
In a hyperscale data center deploying a spine-leaf topology, network engineers use the QSFP-H40G-AOC2M-40GBASE Active Optical Cable, 2m to interconnect leaf switches to spine switches at 40Gbps. The cable’s low power consumption and hot-pluggable QSFP+ design streamline rack-to-rack deployments and reduce cabling complexity. Benefit: delivers high throughput and sub-microsecond latency with energy-efficient, reliable links that simplify scaling and lower operational costs.
High-Performance Compute Cluster Interconnect for AI/ML Workloads
In an AI research facility, IT architects link GPU-accelerated servers using QSFP-H40G-AOC2M-40GBASE Active Optical Cable, 2m to form a 40G InfiniBand-like fabric. This precise, lossless optical connection ensures sustained 40Gbps data exchange during model training and inference. Benefit: provides consistent bandwidth, minimizes packet loss, and accelerates time-to-insight for large-scale machine learning pipelines.
Ultra-Low-Latency Trading Network Backbone
A financial services firm implements QSFP-H40G-AOC2M-40GBASE Active Optical Cable, 2m to connect matching engines and risk-management servers in its trading floor core. The cable’s 40GBASE compliance and compact form factor support deterministic signal integrity and EMI immunity. Benefit: achieves industry-leading microsecond-level latency, enhances regulatory compliance, and secures transaction integrity in high-frequency trading environments.
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Product Comparison Table 
| QSFP-H40G-AOC2M |  QSFP-40G-LR4 |  QSFP-4SFP10G-CU5M | |
|---|---|---|---|
| Product Type | Transceiver | Optical Transceiver | Direct Attach Copper Cable |
| Form Factor | QSFP | QSFP+ | QSFP / SFP10G |
| Data Rate | 40G | 40 Gbps | 10G (per channel, 40G aggregate) |
| Operating Temperature | 0 to 70°C | Commercial (0°C to 70°C) | 0 to 70°C |
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
A
Adam Thornton
4
Reliable 2m active optical cable for 40G links. Consistent performance and easy to deploy.
K
Kevin Morales
4
Ideal for short rack-to-rack connections. Stable throughput and low latency.
B
Brian Lawson
5
Good alternative to passive copper in data center setups.
J
Jason Miller
5
Durable cable with predictable 40G performance.
M
Mark Reynolds
5
Simplifies cabling while maintaining signal integrity.
Questions & Answers
What is the QSFP-H40G-AOC2M?
The QSFP-H40G-AOC2M is a 2-meter, 40GBASE active optical cable with integrated QSFP+ transceivers for high-speed data center interconnects.
Which network devices are compatible with QSFP-H40G-AOC2M?
The cable is compatible with any QSFP+ port on switches, routers and servers from major vendors such as Cisco, Juniper, Arista, Mellanox and Huawei.
What is the supported data rate of this AOC?
It supports full-duplex transmission at 40 Gbps per channel for a total aggregated rate of 40 Gigabits per second.
What type of fiber does QSFP-H40G-AOC2M use?
It uses multi-mode MPO/MTP fiber optimized for OM3 and OM4 performance.
What is the maximum transmission distance?
It delivers reliable 40 Gbps links up to 100 meters over OM3 and up to 150 meters over OM4 multimode fiber.
Is the QSFP-H40G-AOC2M hot-pluggable?
Yes, the cable is fully hot-pluggable, allowing insertion or removal without powering down the host device.
What is the operating temperature range?
The operating temperature range is 0 °C to 70 °C (32 °F to 158 °F) for standard data center environments.
How much power does the cable consume?
Typical power consumption is under 1.5 Watts per end, ensuring energy-efficient operation.
How do I install the QSFP-H40G-AOC2M?
Installation is plug-and-play: simply align and insert the QSFP+ connectors into the host ports until they click.
Does the QSFP-H40G-AOC2M require separate transceiver modules?
No, it features integrated QSFP+ transceivers, eliminating the need for separate SFP+ or QSFP+ modules.
How does an active optical cable (AOC) differ from a direct attach copper (DAC) cable?
An AOC uses optical transceivers and fiber for longer reach and reduced EMI, while DAC uses copper for shorter, lower-cost links.
What applications are ideal for this AOC?
Ideal applications include high-performance computing, hyperscale data centers, storage area networks and high-density top-of-rack deployments.
What is the mean time between failures (MTBF)?
The cable has an MTBF of over 2.5 million hours, ensuring robust reliability in continuous operation.
Are diagnostic features supported?
Yes, it supports digital optical monitoring (DOM) for real-time metrics such as optical power, temperature and voltage.
What warranty covers the QSFP-H40G-AOC2M?
It is backed by a 5-year limited warranty and lifetime technical support from the manufacturer.