Fallback switch | Article about fallback switch by The Free Dictionary
Also found in: Acronyms
fallback switch[′fȯl‚bak ‚swich]
A mechanical switch to transfer a communications path from a primary device to an identical standby device in the event of a primary device failure.
References in periodicals archive
This is when the Model 7391 DB25 AB Fallback Switch
An example of a normal/redundant fallback switch
is used as the first example and a special switch that was designed with two remote ports and two power supply ports as the other.