Allen-Bradley 7300-UOD-2 Relay Puller Board

Allen-Bradley 7300-UOD-2 Relay Puller Board is a 24V DC relay puller module designed as an accessory for the Allen-Bradley 7300 servo add-on family, identified by the part number 7300-UOD-2. In product listings, it is cataloged as a 24V DC Relay Puller Module and is sometimes shown as RELAY PULLER MOD 0, underscoring its role within the 7300-series ecosystem. This board functions as a dedicated interface within 7300 control architectures to accommodate relay-type I/O signals and extend the capabilities of compatible 7300 components. The model is marketed by multiple automation suppliers as an Allen-Bradley 7300-UOD-2 accessory, reflecting its use in legacy and repair-oriented projects that rely on 24V DC signaling. As with other 7300-series add-ons, it belongs to the family of modular components from Allen-Bradley (Rockwell Automation) that support expanding or maintaining automation systems, particularly where relay-based interfacing is required. Whether purchased for new-old-stock, repair, or parts resourcing, the 7300-UOD-2 designation consistently identifies this Relay Puller Board across mainstream distributor listings.