National Instruments Corporation NI 9481E 4 Ch SPST Relays, Board-Only (QTY 10)
The NI 9481E is a C Series relay module designed by National Instruments, featuring four channels of SPST (Single Pole Single Throw) electromechanical relays. This board-only version is intended for integration into custom systems and is supplied in a quantity of 10 boards per order. The module is engineered for switching higher voltage and current signals, making it suitable for industrial control and automation applications. The NI 9481E provides channel-to-channel isolation and is compatible with NI CompactDAQ and CompactRIO platforms, enabling flexible and reliable signal switching in a variety of test and measurement environments.