Security system is very important part of the smarthome. But sometimes it’s too expensive to get it from the local alarm company. Moreover, if you already have some control system in your home you should pay for integration the security system with yours (if it’d be possible of course). So, it might be more reasonable to make the security system by yourself to save money and have flexibility. The Do it yourself security systems offers a full range of hardware produced by well-known company Honeywell. Additionally to reasonable price they provide a free assistance by phone to help setup the system. You may choose some security package which already includes a control panel, keypads and various sensors and cables. Or you can build your own variant getting desire parts.
The advantage of Honeywell alarm panels is an integration with home control systems, including LinuxMCE.