Allen Bradley 1756L71S Series B GuardLogix Processor Module 2MB Std 1MB. TESTED AND GUARANTEED TO BE WORKING ON ARRIVAL.BUYERS HAS 60 DAYS TO RETURN IF NOT FULLY SATISFIED. The item "New Allen Bradley 1756-L71S /B 1756L71S GuardLogix Processor Module 2MB Std 1MB" is in sale since Friday, November 1, 2019. This item is in the category "Business & Industrial\Industrial Automation & Motion Controls\PLCs & HMIs\PLC Processors". The seller is "controls_guy" and is located in San Diego, California. This item can be shipped worldwide.