Gic modular timers on delay star delta start timers 110vac and 24vac gic 12odt4 this gic 120dt4 on delay timer is used in the electrical controls industry it is a selectable dual voltage 240v and 24v single function timer with led indications for power and relay status gic 12odt4 modular timer on delay 240vac amp 24vacdc 0 30h spco