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J9577A
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HP 3800 4-port Stacking Module
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Name:
J9577A
- Description:
- HP 3800 4-port Stacking Module
- Rating:
Added to cart 28 times recently
- Availability:
2 In stock - Ready to Ship
- Brand:
- Hpe
- Condition:
Certified Refurbished
Professionally inspected, bench-tested, and firmware-verified, with configurations wiped. Restored to full working order and backed by our warranty.
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J9577A Overview
J9577A is a high-performance network switch engineered with a robust modular architecture that supports both Layer 2 and Layer 3 functionalities. It combines flexible power options with an AC power supply and redundant power capabilities, offering multiple port types including standard 10/100/1000 Ethernet interfaces alongside configurable uplink and SFP ports, which enable versatile connectivity and efficient network stacking.
J9577A is designed for scalability, delivering reliable performance in demanding enterprise and data center environments. With integrated stacking support and optimized port configurations, this switch addresses varied use cases—from high-density LAN deployments to scalable network infrastructures—ensuring superior network management and seamless expansion.
J9577A price is is available on request. Get immediate quote.
Request bulk order quote for J9577A for additional pricing. Browse the full Hpe 3800 Switches series or explore all Hpe products.
J9577A Specifications
- Product Type
- Switch
- Brand
- Hpe
- Power Source
- AC Power Supply
- Layer Supported
- Layer 2 / Layer 3
- Form Factor
- Rack-mount
- Number of Ethernet Ports
- 24–48 Ports
- Number of Downlink Ports
- 24 Ports
- Manageable
- Managed
- Ethernet Technology
- 10/100/1000
- Media Type Supported
- Combo
- Redundant Power Supply Supported
- Yes
- Manufacturer Part Number
- J9577A
- Uplink Configuration
- 10G
- IOS
- LAN Base
- POE Support
- POE+
- SFP Ports
- 4 SFP Ports
- Memory
- 256 MB
- Rack Units
- 1 RU
- Interface Ports
- 10/100/1000
- Flash Memory
- 64 MB
- Switching Capacity
- 176 Gbps
- Switching Capacity with Stacking
- 352 Gbps
- Product Name
- J9577A Network Switch
- Height
- 1.75 inches
- Width
- 17.5 inches
- Depth
- 12 inches
- Weight
- 15 lbs
J9577A Use Case
High-Availability Core Switching with J9577A-HP 3800 4-port Stacking Module
In enterprise data centers running mission-critical applications, stacking up to four HP 3800 switches with the J9577A-HP 3800 4-port Stacking Module delivers up to 40 Gbps of dedicated inter-switch bandwidth and sub-50 ms failover. The result is uninterrupted connectivity, single-IP management for the entire stack, and enterprise-grade redundancy that guarantees 24/7 business continuity.
Scalable Campus Edge Expansion Using J9577A-HP 3800 4-port Stacking Module
When rolling out new wings or floors on a university or corporate campus, integrating the J9577A-HP 3800 4-port Stacking Module simplifies uplink aggregation for multiple edge switches. IT teams gain a unified 40 Gbps virtual backplane, zero re-cabling of core trunks, and centralized provisioning—enabling rapid deployment of new labs, offices or lecture halls without disrupting existing services.
Remote Branch Office Aggregation and Centralized Management
For distributed branch locations, deploying the J9577A-HP 3800 4-port Stacking Module consolidates up to four access switches into a single logical unit. This approach provides redundant 10 GbE uplinks to the WAN, centralized firmware upgrades, and uniform policy enforcement—reducing on-site IT overhead while delivering consistent performance and simplified troubleshooting from headquarters.
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Product Comparison Table 
| J9577A |  J9574A |  J9585A |  J9588A |  J9587A | |
|---|---|---|---|---|---|
| Depth | 12 inches | 18 inches | 18 inches | 18 inches | 12 inches |
| Ethernet Technology | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 |
| Flash Memory | 64 MB | 64 MB | 64 MB | 256 MB | 64 MB |
| Form Factor | Rack-mount | Rack-mount | Rack-mount | Rack-mount | Rack-mount |
| Height | 1.75 inches | 1 inch | 1 inches | 1.75 inches | 1.75 inches |
| IOS | LAN Base | IP Services | IP Services | IP Services | IP Services |
| Interface Ports | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 |
| Layer Supported | Layer 2 / Layer 3 | Layer 2 / Layer 3 | Layer 2 / Layer 3 | Layer 2 / Layer 3 | Layer 2 / Layer 3 |
| Manageable | Managed | Managed | Managed | Managed | Managed |
| Manufacturer Part Number | J9577A | J9574A | J9585A | J9588A | J9587A |
| Media Type Supported | Combo | Twisted Pair / Fiber | Combo | Twisted Pair / Fiber / Combo | Combo |
| Memory | 256 MB | 256 MB | 256 MB | 512 MB | 512 MB |
| Number of Downlink Ports | 24 Ports | 24 Ports | 24 Ports | 24 Ports | 24 Ports |
| Number of Ethernet Ports | 24–48 Ports | 24–48 Ports | 24–48 Ports | 24–48 Ports | 24–48 Ports |
| POE Support | POE+ | POE+ | POE+ | POE+ | POE+ |
| Power Source | AC Power Supply | Redundant Power Supply | AC Power Supply | Redundant Power Supply / AC Power Supply | Redundant Power Supply / AC Power Supply |
| Product Name | J9577A Network Switch | J9574A Enterprise Network Switch | J9585A Series High-Performance Managed Switch | J9588A Enterprise Stackable Gigabit Switch | J9587A High-Performance Rack-Mount Switch |
| Product Type | Switch | Switch | Switch | Switch | Switch |
| Rack Units | 1 RU | 1 RU | 1 RU | 1 RU | 1 RU |
| Redundant Power Supply Supported | Yes | Yes | Yes | Yes | Yes |
| SFP Ports | 4 SFP Ports | 4 SFP Ports | 4 SFP Ports | 4 SFP Ports | 4 SFP Ports |
| Switching Capacity | 176 Gbps | 128 Gbps | 128 Gbps | 176 Gbps | 320 Gbps |
| Switching Capacity with Stacking | 352 Gbps | 256 Gbps | 256 Gbps | 352 Gbps | 640 Gbps |
| Uplink Configuration | 10G | 1G / 10G | 10G | 1G / 10G | 10G |
| Weight | 15 lbs | 15 lbs | 15 lbs | 15 lbs | 15 lbs |
| Width | 17.5 inches | 17 inches | 17 inches | 17.5 inches | 17.5 inches |
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
N
Neil Harrington
5
Stacking module worked seamlessly with our 3800 switches.
S
Saqlain Abbas
4
Improved resilience and simplified management.
M
Marko Petrovic
5
Stable stacking with no sync issues.
T
Tariq Mehmood
5
Easy to install and configure.
A
Andrew Fowler
4
Helpful for building a unified switch stack.
Questions & Answers
What is the HP 3800 4-port Stacking Module (SKU: J9577A)?
The HP 3800 4-port Stacking Module (J9577A) is an expansion module that enables high-performance stacking of up to four HP 3800 switches for simplified management and increased throughput.
Which HP switches are compatible with the J9577A stacking module?
The J9577A module is compatible exclusively with HP 3800 series switches, requiring firmware version A.08.35 or later for full stacking functionality.
How many switches can I stack with the HP 3800 4-port Stacking Module?
You can stack up to four HP 3800 switches in a single logical stack using the J9577A 4-port Stacking Module.
What stacking bandwidth does the HP 3800 module provide?
Each port on the J9577A delivers up to 10 Gbps bidirectional stacking bandwidth, providing a total of 40 Gbps to aggregate switch traffic.
Is the HP 3800 stacking module hot-swappable?
Yes. The J9577A stacking module is hot-swappable, allowing you to install or replace it without disrupting network traffic.
How do I install the J9577A stacking module in an HP 3800 switch?
To install, power off the switch, remove the blank faceplate, slide the J9577A into the module slot until it clicks, then power the switch back on.
Do I need additional cables for stacking HP 3800 switches?
Yes. You need compatible stacking cables (sold separately) to connect the J9577A ports between HP 3800 switches for a complete stack.
How does the HP 3800 stacking module simplify network management?
By creating a single logical switch, the J9577A module consolidates configuration, monitoring, and firmware updates across all stacked HP 3800 units.
Can I mix different HP 3800 switch models in one stack?
No. All switches in the stack must be HP 3800 series models running the same firmware version to ensure compatibility with the J9577A module.
What happens if a switch in the stack fails?
The HP 3800 stack maintains network operations on remaining switches, while the master switch automatically reassigns roles to preserve connectivity.
How do I update firmware on a stacked HP 3800 deployment?
Use the master switch’s web interface or command-line utility to apply a single firmware image, which automatically propagates to all J9577A-connected units.
What are the LED indicators on the HP 3800 stacking module?
Each port has a green link LED (steady on for active link) and a flashing amber LED to indicate port or stack errors.
Does the J9577A support QoS and VLAN across the stack?
Yes. Quality of Service (QoS) policies and VLAN configurations are managed centrally and enforced consistently across all stacked HP 3800 switches.
What is the warranty for the HP 3800 4-port Stacking Module?
The J9577A module is covered by HP’s limited lifetime warranty, including next-business-day advance hardware replacement in most regions.
Can I use the HP 3800 stacking module for link aggregation?
Yes. The J9577A enables distributed link aggregation across multiple switches in the stack for higher resilience and throughput.
Where can I purchase the HP 3800 4-port Stacking Module (J9577A)?
You can order the J9577A from authorized HP channel partners, online retailers, or directly through the HP Enterprise Store.