Company Information
OT Systems Ltd.
Rm 1023, 10/F, Landmark North,
39 Lung Sum Ave,
Sheung Shui, N.T.
Hong Kong
Tel: +852 26725153

About the company

OT Systems provides professional products for adopting all kinds of signal transfer for various security or communication applications; whether it is Ethernet, HD-SDI, Analog Video, Power, Data or Audio signals, using Optical Fiber, Coax or Ethernet cables. 

All products are quality assured, extensively warranted and are manufactured in the OT Systems' ISO 9001 certified facility. OT Systems' products span a variety of application requirements and offer transmission flexibility. They are particularly suitable for security, surveillance, transportation and other areas where signal transmission quality and security are top priority. For further information about OT Systems, please visit our websites at

Product Categories

Video Surveillance
Video Surveillance


Ethernet Transmission:
  • PoE Network Switches
  • Self-configured Network Switches 
  • Media Converting Systems 
  • Ethernet over Coax solutions
HD Transmission :
  • 3G/HD/SD-SDI over Fiber Optic
  • HD-SDI Extenders 
  • Embedded SDI Transmission modules
Video Transmission:
  • Optical-Redundant Fiber Transceivers 
  • Video, Data, Audio, Ethernet Communications Solutions


OT Systems helps migrate CCTV from analogue to IP

OT Systems demonstrates AIoT technology in HK

New OT Systems L2+ managed Ethernet switches

Guardian of Smart City: Mobile Surveillance + Big Data Solution

OT Systems micro sized media converters

OT Systems enhances public surveillance transmission

Intelligent self-configured Ethernet IP CCTV switch

OT Systems PoE solutions offer complete communication control

OT Systems' PoE media converters for outdoor transmission

OTS mini Ethernet media converter with contact closure

Industrial media converters for high-density fibre connections

Smart traffic solution drives urban governance efficiency

Hong Kong focuses on Smart City concepts

OT Systems in China Mobile 5G Innovation Centre HK Open Lab

Prestige Saudi campus deploys OT Systems solution

Mobile surveillance reduces Accident Rate

OT Systems technology plays guardian of the Smart City

OT Systems and China Mobile's First 5G IoT solution

OT Systems agrees partnership in NZ

Mobile solution plus big data creates construction site solution

OT Systems agrees distribution partnership in Thailand

OTS enhances information access for Rapid Deployment Unit

OT Systems improves monitoring of waste disposal

Rapid deployment system helps keep buildings safe

OT Systems solution for environmental monitoring

OT Systems to launch rail-mount rapid deployment tower

OT systems Ethernet switches support 60W/90W PoE

OT Systems enhances transmission for Royal Oman Police

Sensorlink to show OT Systems CCTV Trailer at Ifsec SE Asia

OT Systems enhances relations with Australian partner

OT Systems' Etherxtra, features long range Ethernet over UTP

OT Systems L2+ improves IP network management

Grand Indonesia complex migrates to IP with OT Systems

OT Systems launches new L2+ managed Ethernet switch series

OT Systems' rapid deployment CCTV creates good first impression

OT Systems rapid deployment CCTV oversees Marathon

OT Systems new hardened managed 8-port gigabit Ethernet switches

OTS Rapid Deployment Trailer guards Kowloon athletics

OT Systems to launch Rapid Deployment CCTV trailer

6kV surge protection for surveillance systems

Mini ethernet media converter with contact closure

OT Systems strengthens partnership with Merge IDC Australia

OT Systems sponsors Ethernet training in the Philippines

OT Systems new L2+ with surveillance device management

Cost effective EoC extension solution

OT Systems self-configured Ethernet switches

Grand Indonesia upgrades CCTV to IP

OT Systems & AFI partner for Americas

OT Systems complete PoE solutions

OT Systems new intelligent IET Series

Self-configured smart Ethernet switches from OT Systems

OT Systems PoE media converter series

OT Systems unveils IET industrial Ethernet switches

OT Systems enhances surveillance in Macau

PoE media converters from OT Systems

OT Systems partners D-Flex in the Philippines

Industrial rack-mount multi-channel SFP media converters

Multi-channel Ethernet-over-Coax System

OT Systems celebrates 10-years

Unmanaged PoE switch series

OT Systems single UTP cable extends ethernet and power

Multi-channel Ethernet-over-coax system from OTS

OT Systems shows Ethernet-over-coax

OT Systems opens UK branch

Cost-effective analogue to IP upgrade

University in Riyadh utilises OT Systems

OT Systems smallest hardened Gigabit media converters

Power over UTP with Ethernet extension solution from OTS

Auto configuration Ethernet switch from OT Systems

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