... .Customized products upon request Time Switch(timer, timer switch,automatic switch,delay switch,automatic switch ... rail mounting----------------------------------------------------------------------------------------------Time Switch(Timer relay, 24 hour timer,programable time switch, relay,timer)Ah3-1, ah3-2 ... , ah3-3, ah3-na, ah3-nb, ah3-nc, ah2-y, ah2-n, ah5b, ah5n, st3pr, h3ba ...