Cisco_ASA5550-SSL2500-K9 11 Ports Networking Security Appliance VPN Device
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ASA5550-SSL2500-K9 Cisco ASA 5550 VPN Edition Security Refurbished

Availability: In Stock
Part Number#: ASA5550-SSL2500-K9
List Price was: $2076.92
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Short Description:
ASA5550-SSL2500-K9 ASA 5550 Adaptive Security Appliance VPN Edition Fast Ethernet 10/100/1000Base-T 11 Ports Rack-mountable Expansion Slots 4 | Made by Cisco | Refurbished
Product Condition:
Warranty provided by ALLHDD.COM:
90 Days

Powerful and Reliable

The ASA5550-SSL2500-K9 is a Cisco security appliance that is designed to provide powerful and reliable security capabilities for medium to large-sized organizations. It is part of the Cisco ASA 5500 Series of appliances and is specifically designed for VPN (Virtual Private Network) applications.

The ASA5550-SSL2500-K9 provides advanced security features such as firewall protection, intrusion prevention, and VPN capabilities. It can handle up to 5,000 SSL VPN connections simultaneously and can support up to 10 Gbps of firewall throughput, making it suitable for demanding environments that require high levels of performance and security.

In addition, the ASA5550-SSL2500-K9 is a highly reliable device, with redundant power supplies and fans to ensure maximum uptime. It also supports Active/Standby failover to ensure that there is always a backup device available in the event of a failure.

Virtual Private Network (VPN) Features

The ASA5550-SSL2500-K9 Cisco ASA 5550 VPN Edition Security Appliance is a highly advanced network security solution that provides a range of features and benefits. One of the most significant features of this appliance is its Virtual Private Network (VPN) capabilities. The VPN functionality allows remote users to securely access the corporate network over the internet, providing secure remote access to resources.

The VPN features of the ASA5550-SSL2500-K9 appliance are extensive and include support for a variety of VPN protocols, including SSL VPN, IPSec VPN, and clientless VPN. This means that users can choose the most appropriate VPN protocol for their needs, depending on the type of data they need to access and the level of security they require.

The appliance also includes features such as advanced encryption and authentication mechanisms, which ensure that data is transmitted securely and that only authorized users are granted access. Additionally, the appliance can be configured to provide secure access to specific applications and resources, allowing users to access only the resources they need.

Firewall and Security Features

The ASA5550-SSL2500-K9 is a high-performance security appliance that provides advanced firewall and security features to protect networks and ensure data confidentiality, integrity, and availability. This device is designed to meet the demanding requirements of large enterprises, data centers, and service providers that need to secure their networks against sophisticated threats.

One of the key features of the ASA5550-SSL2500-K9 is its powerful firewall capabilities, which allow it to block unauthorized access and protect against network-based attacks such as denial-of-service (DoS) and distributed denial-of-service (DDoS) attacks. It can also provide granular control over traffic flow, allowing administrators to define and enforce security policies based on various criteria, such as source and destination IP addresses, ports, protocols, and applications.

In addition, the ASA5550-SSL2500-K9 includes advanced security features such as intrusion prevention system (IPS), anti-virus and anti-spam filtering, and SSL VPN, which enable secure remote access and data transmission over the Internet. The IPS feature detects and prevents known and unknown threats by analyzing network traffic and blocking malicious traffic in real-time. The anti-virus and anti-spam filtering feature protects against malware and unwanted email traffic, respectively.

Moreover, the SSL VPN feature allows authorized users to securely connect to the network from remote locations using SSL encryption, which provides secure access to sensitive data and applications without compromising security. This feature also includes granular access controls, two-factor authentication, and endpoint security checks to ensure that only authorized users and devices are granted access to the network.

General Information:

  • Manufacturer: Cisco Systems, Inc
  • Manufacturer Part Number: ASA5550-SSL2500-K9
  • Brand Name: Cisco
  • Product Series: 5500
  • Product Model: 5550
  • Product Name: 5550 Adaptive Security Appliance
  • Product Type: Network Security/Firewall Appliance

Technical Information:

  • Virtualization
  • 650000 x Concurrent Session
  • 5000 x IPSec VPN Peer
  • 2 x SSL VPN Peer
  • 5000 x SSL VPN Peer
  • 2 x Security Context
  • 50 x Security Context
  • 28000 x Concurrent Session


  • Total Number of Ports: 11
  • USB: Yes

Network & Communication:

  • Ethernet Technology: Fast Ethernet
  • Network Standard: 10/100/1000Base-T
  • Network Standard: 10/100Base-TX

I/O Expansions:

  • Number of Total Expansion Slots: 4
  • Memory:
  • Flash Memory: 64 MB

Power Description:

  • Input Voltage: 220 V AC
  • Input Voltage: 110 V AC
  • Power Source: Power Supply
Product Condition:
Warranty provided by ALLHDD.COM:
90 Days

About Refurbished Products

Refurbished products are typically refurbished by an Original Manufacturer or an affiliate of the manufacturer or 3rd party facility. This product may have minor blemishes due to normal product usage and doesn't necessarily come with documentation and software unless indicated, but has been well tested and generally has never had any defects.

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ALLHDD guarantees that the products will not have defects in material that will affect the product's functionality during the Standard Warranty Period. The warranty period starts when the merchandise/items from our warehouse.

What does ALLHDD.Com warranty cover?

30-days to 3 years warranty:

Replacement or refund. In the case of material defects, we will try to replace the product first. The product will be replaced before the expiration of the original warranty. For any failure of hardware, if we cannot process the replacement of the product(s)/model(s), we will refund the original selling/invoiced price. The shipping costs and sales tax, if any, are non-refundable. ALLHDD retains the right to decide whether the item(s) will process for replacement or refund.

What is not covered by our warranty?

The reason why our warranty does not cover any problem caused by the following conditions:

(a) misuse of hardware; accidental damage; carelessness product(s) damage; shock; temperature beyond the specification of any product; faulty installation; operation; modification of goods;

(b) any misuse outside the instructions in the user manual for any specific product;

(c) damaged caused by other hardware or equipment. The warranty will void if the item is returned with physical damage, damage to the retail box, removed from the box, counterfeit labels/labelled by them, or any modifications of internal and external covers. Data loss or damages to any other equipment we do not cover by our offered warranty.

What is the Manufacturer/Brand Warranty?

In general, a manufacturer's warranty service/support is a written guarantee to the buyer of a product. Its terms assure the replacement or repair of the product, if necessary, within a specified period after the purchase (2-5 years depending on the brand/manufacturer). It is typically included in the price of the product. Products are brand new and sealed and the original manufacturer box is complete with the Manufacturer's genuine warranty. For most of the brand new/retail products that come with the manual and box, exceptions may apply (i.e., Cisco, Juniper Networks).

For the server parts (i.e., Dell, HPE) to get Full coverage of the warranty server must have a full 3- 5 years warranty. However, ALLHDD.COM will cover the warranty duration if any Manufacturer doesn't support the advertised warranty and there is no refund for those.
Final Sale items are non-returnable/refundable in any situation. Any question? please ask our team before the shipment.

Important notes:

We can provide additional warranty service/support for any product you purchase from us if you need additional warranty coverage before finalizing the order from ALLHDD.Com. You need to ask in live chat/help or call us for more information.

Individual product warranty mentioned on each item product description page/detail page.

Free Technical support on purchased items, our expert consultancy over the phone, by email, by live chat, or by remote login.


Shipping Options and Estimated Delivery Time

UPS Shipping Options:

FREE UPS® Ground (Free shipping to all orders for 48 states!)
Estimated delivery time: 4-7 business days

UPS 3 Day Select®
Estimated delivery time: 3 business days

UPS 2nd Day Air®
Estimated delivery time: 1-2 business days, Delivery by 10:30 AM or 2:00 PM

UPS Next Day Air® Standard Overnight
Estimated delivery time: Overnight 2-5 PM, Standard Overnight Delivery.

UPS Next Day Air® - Priority Overnight
Estimated delivery time: Overnight Delivery (Next Business Day) Delivery by 10:30 AM or 12:00 PM

UPS Next Day Air® First Overnight - Early A.M
Estimated delivery time: Overnight 8:00 AM, Early morning, overnight delivery for your time-critical shipments.

UPS® First Overnight - Saturday
Estimated delivery time: Overnight 8:30 AM – Saturday

FedEx Shipping Options:

FedEx Ground®
Estimated delivery time: (4–7 business days in the contiguous 48 states)
*For residential delivery via FedEx Ground use FedEx Home Delivery®
Estimated delivery time: 4−7 business days, based on the distance to the destination.

FedEx Express Saver®
Estimated delivery time: 3 business days (by 4:30 PM to U.S. businesses; by 8:00 PM to residences)
Available throughout all 50 states (except Hawaii and Alaska)

FedEx 2Day®
Estimated delivery time: 2 business days (by 4:30 PM to U.S. businesses; by 8:00 PM to residences)
Available throughout all 50 states

FedEx Standard Overnight®
Estimated delivery time: Next-business-day (by 4:30 PM to U.S. businesses and by 8:00 PM to residences)
Available throughout all 50 states (Hawaii is outbound only)

FedEx Priority Overnight®
Estimated delivery time: Next-business-day (by 10:30 PM to U.S. businesses, noon to most residences)
Available throughout all 50 states

FedEx First Overnight®
Estimated delivery time: Next-business-day (by 8:30 or 9 AM to most areas)
Available throughout all 50 states

Worldwide Shipping Options:

UPS®/FedEx® International Economy

Estimated delivery time: 4-7 business days

UPS®/FedEx® International Priority

Estimated delivery time: 2-4 business days

UPS®/FedEx® Ground Shipping Canada

Estimated delivery time: 5-8 business days

Important notes:

  • The processing of orders with Ground Shipping can take up to 24-48 hours. But we try to process all orders the same day.
  • We are not responsible for weather problems that may affect the delivery of goods by carriers. We cannot guarantee the exact delivery time, regardless of the carriers' claims.
  • If you have any specific delivery time requirements, please contact our customer support and someone from our customer service team will be able to help you.
  • You can estimate the shipping cost from the products detail page, also available on the checkout page
  • The shipping cost depends on box dimensions, weight, and zip/postal code
  • To get a FedEx® delivery service you need to mention it on the checkout page notebox.
  • For urgent shipments, please contact our customer service.
  • Shipping cut off 4:00 PM (Monday-Friday) and available blind drop shipment.