One (1) Opto 22 PB32HQ Quad Pak 8-module Rack with Header Connector

OPTO 22 PB32HQ CIRCUIT BOARD

Opto-22-PB32HQ Quad Pak 8-module Rack w Header Connector for G4EB2 or B4 Brain

Opto 22 6-SLOT PB24Q BOARD Quad Pak 6-module Position Rack [A4B2]

OPTO 22 PB32HQ RACK MTG 32 CHANNEL QUAD

Opto 22 PB32HQ Quad 8-Module Quad Pak Mounting Rack with Header Connector for B4

Opto 22 PB32HQ Module Rack with (8) IDC5Q Input Module and B4 Board AS-IS

Opto 22 PB16HQ 001824 4-Module Mounting Rack