The Littelfuse TDR4A23 Time Delay Relay is a DPDT (2 Form C) plug-in timing device in the TDR series. It provides a time delay from 1 second to 1023 seconds with an isolated 10 A contact output rated for 120/240 VAC, and the control supply (coil) is 120/240 VAC. This unit is socketable for octal plug-in bases, making it compatible with standard control-panel installations for sequencing and timing tasks.
