AddOn
3CSFP91-AO AddOn HP 3CSFP91 Compatible 1000Base-SX SFP Transceiver (MMF, 850nm, 550m, LC)
Mfg Part Number: 3CSFP91-AO , Item #: 974922
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Price: $74.99
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Last Updated: Feb 08, 2026
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This HP® 3CSFP91 compatible SFP transceiver provides 1000Base-SX throughput up to 550m over multi-mode fiber (MMF) using a wavelength of 850nm via an LC connector. It can operate at temperatures between 0 and 70C. Our transceiver is built to meet or exceed OEM specifications and is guaranteed to be 100% compatible with HP®. It has been programmed, uniquely serialized, and tested for data-traffic and application to ensure that it will initialize and perform identically. All of our transceivers comply with Multi-Source Agreement (MSA) standards to provide seamless network integration. Additional product features include Digital Optical Monitoring (DOM) support which allows access to real-time operating parameters. This transceiver is Trade Agreements Act (TAA) compliant. We stand behind the quality of our products and proudly offer a limited lifetime warranty.
Main Specification
| General Information | |
| Manufacturer | AddOn |
| Manufacturer Part Number | 3CSFP91-AO |
| Manufacturer Website Address | http://www.addoncomputer.com |
| Brand Name | AddOn |
| Product Name | 3COM 3CSFP91 Compatible SFP Transceiver Module |
| Product Type | SFP (mini-GBIC) |
| Technical Information | |
| Application/Usage | Data Networking |
| Application/Usage | Optical Network |
| Interfaces/Ports | |
| Total Number of Ports | 1 |
| Connector Type | LC |
| Interfaces/Ports Details | 1 x LC Duplex 1000Base-SX Network |
| Media & Performance | |
| Media Type Supported | Optical Fiber |
| Fiber Mode Supported | Multi-mode |
| Ethernet Technology | Gigabit Ethernet |
| Network Technology | 1000Base-SX |
| Physical Characteristics | |
| Form Factor | Hot-swappable |
| Height | 0.3" |
| Width | 0.5" |
| Depth | 2.2" |
| Weight (Approximate) | 0.15 lb |
| Miscellaneous | |
| Compatibility |
HP Networking Products:
|
| Country of Origin | United States |
| Environmentally Friendly | Yes |
| Warranty | |
| Limited Warranty | Lifetime |
WARNING:: The plastic used in cable products can expose you to lead and lead components,
chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.
For more information go to www.P65Warnings.ca.gov
