National Instruments PXI-2570 multiplexer switch module for PXI systems. PXIe hybrid slot compatible version. Tested, fully functional, and in excellent physical condition.

40-Channel, 1 A, SPDT PXI Relay Module — The PXI‑2570 is a general-purpose switch module that features independent single-pole-double-throw (SPDT) Form C armature relays. Each relay channel has a normally closed (NC), normally open (NO), and common (COM) terminal, and can handle up to 100 VDC/100 VAC or up to 1 A of current.

For additional information and resources, refer to the manufacturer's website.