National Instruments NI PXI-2529 PXI Relay Switch Module Card

National Instruments NI PXI-2569 100 SPST Relay Module PXI 2569

National Instruments NI PXI-2565 General Purpose Relay Switch Module

National Instruments NI PXI-2566 Relay Switch Card, 16ch SPDT

National Instruments NI PXI-2599 Dual SPDT RF Relay Switch Card, 26.5GHz&dmm

National Instruments NI PXI-2566 Relay Switch Card, 16ch SPDT&dmm

National Instruments (NI) PXI-2566 16-SPDT Relay Module #6894

National Instruments NI PXI-2567 64-Channel PXI Relay Driver Module