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This section provides an overview for appliance servers as well as their applications and principles. Also, please take a look at the list of 13 appliance server manufacturers and their company rankings. Here are the top-ranked appliance server companies as of May, 2025: 1.Lee Dan Communications, Inc., 2.PLC Hardware, 3.Product Engineering Services S.A..
Table of Contents
Appliance Servers are servers optimized for a specific application running on a network, with integrated hardware and software.
They are designed to simplify operation and management, enhance security, and achieve high performance. They also play an important role in ensuring that companies and organizations can provide a stable supply of applications running on their networks.
Appliance servers are primarily used for the following applications:
Appliance servers provide functions related to network security. They provide firewall, VPN, threat detection, intrusion prevention, and other functions that companies can use to protect their information.
Appliance servers can be used for data storage. This type of server incorporates a fast storage system to store large amounts of data and is ideal when a business needs to process large amounts of data.
Appliance servers can be used by a business to collaborate with employees or partners in different locations. This type of server provides all the tools team members need to be productive, including file sharing, email, and calendaring.
An appliance server consists of dedicated hardware and optimized software.
CPU, memory, storage, etc. are optimized to meet application requirements, ensuring fast and stable processing. In many cases, redundancy and scalability expansion are also taken into account.
Software is optimized to provide application- and function-specific functionality. For example, firewall appliance servers provide functions to detect and block external attacks. Web server appliances also provide load balancing and caching functions to provide a fast and stable website.
When choosing an appliance server, it is important to confirm the following points:
Before selecting an appliance server, check the requirements of the application you will be using. It is important to understand the functionality and performance requirements of the application and to select an appliance server that meets those requirements.
The hardware specifications of the appliance server directly affect the performance required for operation, so compare CPU, memory, storage, and other specifications to select the optimal specification for your application requirements.
Appliance servers are integrated with hardware and software, so you will need expert knowledge in the event of a problem. Check to see if the appliance server you have selected has a good support system and check the details of the maintenance contract.
Appliance servers may be more expensive than regular servers because they integrate dedicated hardware and software. Compare multiple appliance servers for appropriate cost performance.
Appliance servers have a dedicated management interface that makes it easy to install, configure, and maintain applications. They also have security measures such as minimally restricted OS functionality and automated software updates to protect systems from misconfiguration and malicious attacks.
Appliance servers are designed to provide fast and stable service with hardware and software optimized for specific applications and functions. Therefore, it is essential to select and configure the appropriate appliance server.
*Including some distributors, etc.
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Lee Dan Communications, Inc. founded in Hauppauge, NY, in 1955 is a manufacturer of Intercoms, Video Intercom, and Access Control. The company's product portfolio includes Wireless Intercoms, Access Control Intercoms, IP Intercoms, Emergency Intercoms and Custom Solutions. Their products are used in markets such as Automotive and Transportation, Telecommunications, Industrial Automation, Healthcare and Medical Devices and Aerospace and Defense. The company also offers customer services that include support, custom research projects and customized services.
Cisco Systems, Inc., founded in 1984 and based in San Jose, California, is a manufacturer, distributor, and supplier of networking hardware, software, and services. Their offerings include routers for network connection and traffic routing, switches to manage internal network traffic, wireless access points for wireless connectivity, security appliances to safeguard against unauthorized access and attacks, and collaboration solutions to facilitate communication and collaboration among individuals. Cisco's comprehensive range of products caters to diverse networking needs, enabling seamless communication, data transfer, and collaboration across networks.
PLC Hardware (PLCH) was founded in 1993 and operates out of Owings Mills, Maryland. PLCH is an independent distributor of used and surplus industrial automation and networking equipment. PLCH offers a 1-year warranty on all products and ships globally. PLCH’s emphasis is on hardware and distributes hardware from such brands as Cisco, HP Networking, Rockwell Automation and Siemens. A few of the many categories of hardware include application networking products, cables, optical networking systems, routers, switches, rack servers, content delivery devices, as well as HVAC controllers, and safety integrated systems.
ServiceNow was established in 2003 in Santa Clara, California, USA, as a provider of enterprise information technology (IT) management software. The product portfolio of the company comprises IT Service Management, IT Operations Management, ServiceNow Cloud Observability,and Strategic Portfolio Management. The company also provides services, including expert services, co-delivery services, training and certification, and technical support, ensuring client satisfaction. The services offer comprehensive support, training, and expert guidance to optimize system implementation, enhance expertise, and ensure efficient issue resolution for accelerated outcomes. The company caters to various industries, including information technology, healthcare, education, telecom, and business.
Gartner, Inc., was founded in 1979 in Stamford, Connecticut, USA, as a provider of information technology research, business insights, and tools. The company offers various insights encompassing strategic planning, guides, and generative AI resources, covering various functions including audit and risk, cybersecurity, and communications. It also provides tools including BuySmart, Critical Capabilities, Digital IQ, Hype Cycle, and the Magic Quadrant. The tools and insights offer in-depth analysis of providers' offerings, aiding in informed technology decisions, facilitating benchmarking against competitors, and covering various key functions. The company caters to various industries, including education, utilities, healthcare, high tech, and telecom.
ADI is a global wholesale distributor of security, AV and low-voltage products that is headquartered in Melville, New York, and was established in 1994. The company operates in 17 countries and specializes in distributing security, audiovisual, and low-voltage products for various applications. Its product range includes security cameras, access control systems, and networking equipment. The company provide solutions such as cabling, cloud VMS, custom cable assemblies, and cybersecurity, serving industries such as security, conferences and convention centers, construction, education, telecommunications, and automation. ADI offers services such as integration services, project registration, remote monitoring, software renewal, systems design and, training and events.
Zones, LLC, established in 1986, is an American supplier of information technology (IT) solutions and services, headquartered in Auburn, Washington. The company offers cloud and data center solutions, covering cloud implementation and migration, infrastructure management, and data protection. The EdgeConnect services, featuring the Infrastructure as a Service (IaaS) solutions, are offered to optimize networking systems. The company also provides security assessment, implementation, and management services, along with digital workplace solutions. Complementing these services, the company offers a range of products from renowned brands such as Apple, Dell, HP, Intel, and Microsoft, including desktops and workstations, notebooks and tablets, servers, software, and memory.
Belgium American Radio Corporation (Barco) was founded in 1934 and is a manufacturer of digital projection and visualization technologies in Kortrijk, Belgium. Its business is centred around three core markets: healthcare, enterprise, and entertainment. The product portfolio includes medical display technologies, medical device management, wireless conferencing technologies, projectors, video walls, and control room software. The company earned a Net Promotor Score (NPS) of 48 in Q2 2023 and has earned more than 550 patents. Its products have been sold to The Americas, EMEA, and Asia Pacific clients.
Advantech Co., Ltd., established in 1981 in Neihu District, Taipei, is a pioneering manufacturer and designer of a range of products, solutions, and services. The company boasts an extensive product portfolio that includes system integration, customer-centric design services, cutting-edge embedded systems, automation products, and global logistics support. Its aim is to usher in an era of an intelligent planet through its automation and embedded computing products and solutions. These diverse products and services empower smarter ways of working and living to enhance the quality of life and productivity across various industries.
Broadberry Data Systems, founded in 1989 and situated in Norwood, Massachusetts, operates as a manufacturer specializing in custom storage servers, rackmount servers, and workstations. The company provides scalable high-capacity storage servers, rackmount servers, high-end workstations, and custom rackmount server configurations, offering tailored solutions to address diverse business requirements. These offerings allow to efficiently manage, store, and process data for overall operational success in a data-centric environment. The company also places an emphasis on customer support, offering services that span pre-sales consultation to post-sales assistance.
Dell Inc. is an American developer and manufacturer of personal computers and related products established in Round Rock, Texas in 1984 as a business unit of Dell Technologies. The company primarily designs and produces various personal computers, including desktop, laptop, netbook, and tablet models. They also manufacture servers, storage devices, computer peripherals, and network switches to wide a range of specifications, including for large enterprises or competitive gaming. Dell, Inc. operates globally with more than 50 facilities, sales offices and distribution centers across North America, South America, Europe, and Asia.
Product Engineering Services S.A. is a manufacturer of industrial automation systems and equipment established in 1991 and based in Saint-Ghislain, Belgium. The company offers collision sensors for maintaining the flow of traffic between material handlers on a facility floor, and robotic tool changers for passing and switching tools between fixed robot arms. It also offers end-of-arm tooling products such as grippers and pincers, and rotary unions for functioning as swivel joints. The company’s products are used mainly by clients in the industrial automation and manufacturing sectors.
Ranking as of May 2025
Derivation Method| Rank | Company | Click Share |
|---|---|---|
| 1 | Lee Dan Communications, Inc. |
16.1%
|
| 2 | PLC Hardware |
14.3%
|
| 3 | Product Engineering Services S.A. |
10.7%
|
| 4 | Gartner, Inc. |
9.8%
|
| 5 | Barco Co., Ltd. |
8.9%
|
| 6 | OMx Personal Health Analytics Inc. |
8.0%
|
| 7 | Zones, Inc. |
7.1%
|
| 8 | ServiceNow |
5.4%
|
| 9 | Dell Inc. |
5.4%
|
| 10 | Broadberry Data Systems LLC |
4.5%
|
Derivation Method
The ranking is calculated based on the click share within the appliance server page as of May 2025. Click share is defined as the total number of clicks for all companies during the period divided by the number of clicks for each company.Number of Employees
Newly Established Company
Company with a History
*Including some distributors, etc.
*Including some distributors, etc.
| Country | Number of Companies | Share (%) |
|---|---|---|
|
United States of America
|
7 | 87.5% |
|
Belgium
|
1 | 12.5% |
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