Allen-Bradley 1794-L34 is a FlexLogix controller. 

Allen bradley 1756-L55M16 ControlLogix Processor Module with 7.5 MB RAM and 128000 Maximum I-O

Allen bradley  1746-IC16 Digital Input Module for the New SLC500 Series

Allen bradley  1756-EWEB I/P Enhanced Web Server Module

Allen bradley  1785-LT3 New PLC 5 Series Classic Processor Module

Allen bradley  1775-MEA error-correcting RAM module is a memory module

Allen bradley 1746-OG16 SLC 500 Digital DC TTL Output Module.

Allen bradley 2711-T5A10L1 New original best price hmi touch screen

Allen bradley 1756-L71 ControlLogix Logix5571 processor module

Allen bradley 2711C-T4T New Original  PLC Module 

Allen bradley 1769-OF8V is a programmable controller module

Allen Bradley 1747-L543  controller module of SLC 500 modular hardware design.