HPE 1990-4891 Aruba 1G SFP LC LX 10km SMF Transceiver New
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- Authenticity: Original Genuine OEM
1990-4891
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overview
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1990-4891 Overview
HPE 1990-4891 Aruba - Sfp (mini-gbic) Transceiver Module - Gige.
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Specifications
Overview
| Condition | New |
|---|---|
| Brand | HPE |
| Stock | In Stock |
Key Features
| Device Type | Sfp (mini-gbic) Transceiver Module |
|---|---|
| Form Factor | Plug-in Module |
Networking
| Connectivity Technology | Wired |
|---|---|
| Cabling Type | 1000base-lx |
| Data Link Protocol | Gige |
| Data Transfer Rate | 1 Gbps |
| Max Transfer Distance | 6.2 Miles |
Expansion / Connectivity
| Interfaces | 1 X Ethernet 1000base-lx - Lc Single-mode |
|---|
Frequently Asked Questions
What primary network equipment is the HPE 1990-4891 SFP module designed to support? +
The HPE 1990-4891 SFP module is engineered for seamless integration across a wide range of HPE networking hardware. It is specifically designed to provide reliable optical connectivity for switches, routers, and server adapters utilizing standard SFP slots. By ensuring compatibility within the HPE ecosystem, it maintains signal integrity and consistent performance for your high-speed data transmission needs.
Is the 1990-4891 transceiver suitable for long-reach fiber deployments? +
This module is optimized for specific reach capabilities typical of standard SFP form-factor optics. Before deployment, verify your fiber plant specifications against the reach limitations of this transceiver to ensure optimal signal strength. It is an ideal choice for connecting switches within a rack, across server rows, or throughout a data center environment where reliable short-to-medium range fiber connectivity is required.
How does the HPE 1990-4891 ensure reliability in high-traffic enterprise networks? +
Engineered to meet rigorous HPE quality standards, the 1990-4891 provides stable performance under varying network loads. Its robust architecture minimizes packet loss and latency, making it a dependable choice for enterprise-level deployments. By utilizing high-grade components, this transceiver helps maintain consistent uptime for critical business applications, ensuring that your network infrastructure remains resilient even during peak operational hours.
What type of cabling infrastructure does this transceiver require? +
The 1990-4891 module utilizes standard fiber optic cabling compliant with its specific optical interface type. It is essential to ensure your existing cable plant—whether multimode or single-mode—matches the transceiver’s specifications to prevent signal degradation. Using the correct fiber grade ensures maximum throughput and prevents physical layer errors, which are vital for maintaining the performance benchmarks of your HPE networking equipment.
How do I manage or monitor the status of the 1990-4891 once installed? +
Management is performed directly through your HPE host device’s command-line interface or management software. Once the module is inserted and recognized by the switch, you can monitor real-time diagnostic data such as optical power levels, temperature, and link status. This visibility allows network administrators to proactively identify and resolve potential connectivity issues before they impact the overall health of the production network.
Can the 1990-4891 be used in mixed-vendor network environments? +
While the 1990-4891 is optimized for HPE environments, its compatibility with third-party switches depends on the switch's tolerance for non-branded or specific SFP modules. For the most stable and reliable network configuration, we generally recommend utilizing this transceiver within HPE-certified infrastructure. This approach minimizes interoperability risks and ensures that the manufacturer’s diagnostic features remain fully functional across your entire stack.
What are the power requirements for operating the HPE 1990-4891? +
This SFP module draws its power directly from the host device’s SFP port, adhering to standard industry power consumption guidelines for optical transceivers. Because it is highly energy-efficient, it typically does not require specialized power planning. However, when populating an entire chassis with these modules, ensure your switch’s power budget can accommodate the cumulative power draw of all inserted optics to maintain stable operation.
Is the 1990-4891 hot-swappable in a live production environment? +
Yes, the 1990-4891 features a hot-swappable design, allowing you to install or replace the module without powering down the host switch. This capability is critical for maintenance windows or expanding network capacity on the fly. Simply ensure the device is properly aligned during insertion and allow a brief moment for the switch software to auto-negotiate and initialize the new link connection.
How can I obtain a bulk quote for multiple 1990-4891 units for a large project? +
If you are planning a large-scale infrastructure deployment, BuyRouterSwitch.com makes it easy to secure competitive pricing. Simply add the required quantity of 1990-4891 modules to your cart or reach out to our dedicated sales team directly. We specialize in supporting high-volume orders and can provide tailored quotes that align with your project’s budget and specific procurement requirements.
Why should I choose BuyRouterSwitch.com for my HPE hardware purchases? +
Choosing BuyRouterSwitch.com ensures you receive authentic enterprise-grade hardware backed by a focus on secure procurement. We streamline the acquisition process for IT professionals, providing easy access to essential networking components like the 1990-4891. Our commitment to high-quality service and reliable stock availability makes us a trusted partner for organizations looking to maintain and scale their networking infrastructure with confidence.

























