Square D 8965-TO21 USNTC15 Time Delay Relay Module is a timing accessory used to introduce controlled delays in Square D control circuits. It enables sequencing and interlocking of relays and contactors in motor-control panels and automation applications. The 8965-TO21 designation places this unit within the Square D 8965 family, with USNTC15 identifying its specific timing configuration. This module is intended for industrial control where precise on-delay or off-delay timing supports safer and more reliable equipment operation.
