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Adder Technology produce products which empower IT and AV Professionals to manage KVM and enable distributed remote control anywhere accross your systems. Adder video and extension technologies deliver reliable high definition video and CD Quality audio for many applications including digital signage. Please note Adder products are supplied with Adders Standard 2 Year return to base manufacturer warranty only. If your require a higher level of support on enterprise level products please contact us.


We have very long standing history and loyal supplier arrangement with Adder Technology as they offer a paricularly high standard of both product and technical support, and we are pleased to be an Adder Premier Partner Supplier meaning we can offer you the highest levels of support, assistance and after sales services. KVM Choice are fully trained specialists on the Adder range and can offer expert advice and system planning / configuration.

Additional support and services : Warranty Extension, Adder 24/7 Elite Technical Assist, Onsite Technical Services


If you are a trade reseller, government or frequent buyer apply now for a discount login account. TRADE - GOV - PROJECT                                 * Please call us for any Adder solutions, Design, Trade and Quantity pricing 0345 899 5010 *                                            Apply today for a Account Login to see what more we can offer you   |  Heathrow Airport Case Study  |



ADDERLink, High Performance Devices, IP KVM, Secure KVM

ALIF-4000 Series (4K KVM)

INFINITY: The world's first dual-head, high performance 5K/4K IP KVM fiber extender & KVM switch system, Transmitter & Receiver.

ALIF-4000 | ALIF-4001T | ALIF-4001R

ALIF-3000 (IP Extender)

INFINITY: A dual-head, USB 2.0 IP KVM extender delivering real-time unlimited access to physical and virtual machines.

ALIF-101T (0U KVM)

The 101T is a High Performance 0U IP KVM dongle for extension or matrix.

Models: DVI | HDMI | DisplayPort


Powerful and flexible high performance Digital HDMI IP KVM & Extender, offering 1920 x 1200 resolution at 30 FPS.

ADDERView - Secure

KVM desktop designed for superior usability, with real-time display, and the highest level of security, NIAP PP 4.0.

KVM: DVI | DP/HDMI | MultiViewer: DVI


High performance KVM, Supporting Single or dual-head HD60 video, Point-to-point protocol, ultra-low latency.

Dual Head | Quad Head | 4K


Control suite which transforms ALIF extenders into a digital matrix solution.

*NEW* IP KVM Matrix (AIM)


Rack mountable PDU / PSU, with a 12V30W redundant power supply.

8 port | 16 port | Dual Power


Digital MATRIX - High Quality Control Room, IP Systems

ADDER KVM Switch System, Infintiy, Matrix, & Extenders

Contact us today to help plan and design your most cost effective Matrix system -  free starter advice


Adder Infinity System 

Digital/LAN IP 

AV & KVM Control

AIM Central Mangament control - Adderlink Infinity Manager - 

 Transmitter and Receiver sets:

ALIF 1002 - Single DVI Single Link

ALIF 2020 - Dual Video Single Link only

ALIF 2002 - Dual DVI Single Link or Single DVI Dual link

ALIF 2112 - Remote WAN access with Real VNC

ALIF 3000R - Unlimited virtual machine (VM) access

ALIF 4000 - 4K Dual Video DisplayPort, Over Single Fibre

AIM Expanding Upgrade - Contact us for details

RED PSU PRO -  Multiple unit power supply


KVM Choice Infinity CASE STUDY (Heathrow Airport)


Adder DDX

CatX DVI Video KVM Matrix Switch

Flexible ports systems

DDX10 Flexi port RJ45

DDX30 / 7x User Fixed + 23x Felixible port RJ45

CAM's per computer

User Station





Adder XDIP  

SME - IP KVM Matrix 

HD over CatX LAN

( Acts as transmitter or receiver )

Supporting Services

- Adder onsite installation & configuration services

- Adder Elite 24/7 

- Adder Extra Warranty




Adder Display Port KVM Extenders

Adder XD600 Series Extenders

Adder point to point 4K60 Htz USB2.0

CatX or Fibre

Adder XD522  

Adder 4K 30 Htz CatX


Adder DVI KVM Extenders

Extend all distances

Adder XD150 - DVI 150Mtr HD  60 Htz CatX

Adder XD150FX - 4km 2K 60 Htz Fibre

Adder X-DVI PRO 50 Mtr HD 60 Htz 

Adder X-DVI PRO MS 50 Mtr HD 60 Htz Dual Screen


Adder HDMI AV Extenders & KVM 

Adder DV100 - AV 50 Mtr HD 60 Htz AV CatX

Adder DV104T - AV Transmit to 4 Screens 50 Mtrs

Adder XDIP- IP LAN  HD - KVM Point to point or Matrix


Adder VGA KVM Extenders with Audio

Adder X-USB PRO 300 Mtr USB 2.0

Adder X-USB PRO MS 300 Mtr Dual Screen USB 2.0

Adder X200 200 Mtr USB AV Emulated KM

Adder X50 50 Mtr USB 2.0

Adder X50 MS Dual Screen USB 2.0


All types of Adder KVM Extender Sets

Infinity Range DVI+USB fibre/UTP

DDX Extender kits

XDIP -IP extender

XD Range High Res to 4K



X-50 VGA&USB Full 2.0 50M Range

AdderLink  C-USB  USB over IP

All types Industrial VGA Adder KVM 


X-200 VGA&Emulated USB User 300M Range

X-100 VGA&PS2 User 100M Range

X2-Gold Series VGA,PS2,AUDIO,RS232 Extenders

X2-Silver Series VGA,PS2,RS232 skew Extenders

X2-Multiscreen VGA&PS2 Extenders

X2-KVM Series Long Distance VGA,PS2 &RS232 User

AV Audio / Video Extender

Adder ALPV100 Range VGA

Adder ALDV100 Range (HDMI)



ALAV100 Range (VGA & Audio)

ALAV200 Range ( VGA, Audio & Serial )


IP Remote KVM Extenders








Secure KVM 

Adder Secure KVM NIAP 4.0 

NIAP 4.0 Switches 




Adder Secure EAL4+ Tempest  


EAL 4+ Certified & Tempest Qualified KVM Switches

DVI & Analogue VGA




Data Centre & Remote Access Multi computer control - KVM Server control 

KVM Console, IP and CatX System Switching


Adder RDX KVM Console Drawer

RDX KVM Console with KVM Switch,

+1xIP or +4xIP

17" KVM Drawers

19" KVM Drawers

CAM's For Server Attachment

Adder CatX IP KVM Switch

Remote IP KVM Switch 

VGA/USB Range UTP KVM Switch  AVX 5000 with Audio support

4 IP +1 Local User KVM Switch unit 

CAM's for any server attachment

ADDER .NET   Free managment software

Adder CatX Local KVM Switch

Local KVM Matrix Switch UTP systems 

AVX1000 & AVX 4000 Ranges.

With Audio support capability

1-2 Local User  Cat X KVM Switches

4-5 Local User  Cat X KVM Switches

KVM User Station  for remote UTP 300 Mtr Users

CAM's for server attachement




IP KVM Remote Access


IPEP's  Range



IPEPS           VGA 



IP KVM Remote Access to switch

Adder Link IP ( ALIP Range Suitable for Computer or switches )



Adder KVM Switches Product Ranges

 Secure Kvm, Display Port, VGA Pro, Pro AV, Remote IP...

Multiviewer switch




ADDERView Pro 4 DVI    

Single Screen DVI Video & USB

Multi Screen DVI Video & USB

2K / 4K + Resolutions possibiew 4 Pro DVI

ADDERView 4 Pro Display Port

KVM Switch 


Single Screen Display Port & USB



with Audio support capabilities

Single VGA & USB Video KVM Switches

Multi Video VGA & USB KVM Switches


KM Switches 

Top layer control over screen free flow

Separate screens for each computer and easy control from one KVM



USB Control with Free flow software mouse screen glide switching



KVM Switch Remote Control

Remote control units that can be used to provide direct push button access to any channel from your desktop KVM User.


Remote control options: RC4 Screen LED's

CCS-XB Lights


Adder Power Supplies & Accessories

Power Supplies  PSU

Rack Mount Kits




Power Control

Single IP Port control

8 Port Unit Slave from Master or KVM Switch

RED-PSU Redundant MultiDevice DC Power supply 12 Volt or 5 Volt output DC


Adder Accessories



Adder KVM Cables:.


Secure switch VSCD Cables


CAM - CatX Adaptors



Adder VGA/PS2 3in1





Adder Rack Mount kits

Rack kits standard  Adder RMK

ALIP rack kits




Adder X-Series Extender rack holders

Adder ALAVFASCIA / ALAV-Chassis / 

Rack PSU




Adder Professional Services:


Adder Elite Service


Adder Warranty Extension

Extend the standard adder warranty for extra protection of your devices


On Site Technical Services

Adder trained Onsite installation or configuration services.

Also onsite maintenance