Based on the available information, it is speculated that Allen - Bradley AB 440R - S32021 may be a product of the Guardmaster series of safety relays.
The Allen-Bradley 5094-AEN2SFPR is a dual-port EtherNet/IP adapter module for FLEX 5000 I/O systems, featuring 2x 1GbE ports with ST fiber optic connectors. It provides deterministic communication, device-level ring (DLR) support, and Class 1/3 connectivity, ideal for high-noise industrial environments requiring reliable fiber-optic networking.
The Allen-Bradley 2094-BMP5-M is a 5A, 240V AC motor power module designed for Bulletin 2094 FlexPak servo drive systems. This compact module provides regulated DC bus power and supports dynamic braking resistor connections for motion control applications.
The Allen-Bradley 2094-BMP5-S is a 5A, 240V AC motor power module designed for Bulletin 2094 FlexPak™ servo drives. It provides regulated DC bus voltage and braking resistor control, supporting regenerative braking for high-performance motion control systems.
The Allen-Bradley 442L-SFZNMZ/B is a heavy-duty limit switch from the Bulletin 442L series, featuring a stainless steel housing (Type 4X/13) for corrosion resistance and IP67 protection. It includes a slow-operate snap-action mechanism, 1NO + 1NC contacts, and a roller lever actuator, designed for harsh industrial environments like mining, marine, and outdoor applications.
The Allen-Bradley 1771-IR/D is a digital input module from Rockwell Automation's 1771 I/O series, designed for use with PLC-5 and other compatible systems.