Brand Unbranded MPN 6SE6400-4BD16-5CA0 Model 6SE6400-4BD16-5CA0 UPC Does not apply. Your Best Online Business Partner. If your item is defective after 30 days, you can still send it back to us. We will send you a replacement after receiving the defective item. NEW IN BOX 6ES7138-4FA05-0AB0 Digital input module 6ES7 138-4FA05-0AB0 SEM68.1 PCS SMC D-A73 Auto Switches Brand New. This item is in the category "Business & Industrial\Industrial Automation & Motion Controls\PLCs & HMIs\PLC Processors". The seller is "pengpuda1688" and is located in this country: CN. This item can be shipped worldwide.