R-K ELECTRONICS INC. presents the TCB-115A-3-30 Delay Timer Relay Module, an industrial-grade device that inserts a timed delay into electrical control circuits. Operated at 115 VAC, this timing relay supports controlled sequencing and delayed switching in automation panels. The model designation TCB-115A-3-30 identifies a compact timer relay used in industrial control applications such as machinery control, conveyors, pumps, and fans where precise timing of relays is required.
