Number 3. Do not risk radio frequency interference – all the IT equipment similar to switches, servers as well as power supplies are governed by regulations for the RFI or Radio Frequency Interference. RFI signals can be caused by the wide varieties of electrical devices and the most common source comes from powerful magnetic field that’s generated when stopping or starting electric motors. Magnetic surge near the communication equipment might cause data interference and in more extreme cases, can damage the equipment.
Number 1. The device should be purpose built for data centers – there are basically 2 aspects to be considered about this issue and one is pertaining to the suitability of server lifting device to data center environment and two is with regards to potential for policy or code violations. A very common error is buying server lift device that is designed specifically for general purpose or to warehouse applications. Most of the time, they aren’t maneuverable easily in data center aisle, don’t have the mechanism to extend into rack for easy and safe installation and have inadequate braking system.