H01 High Speed Counter Module 1756hsc. Module is missing front cover. Please feel free to ask questions. The item "Allen-Bradley 1756-HSC Ser. H01 High Speed Counter Module 1756hsc" is in sale since Friday, February 12, 2021.This item is in the category "Business & Industrial\Industrial Automation & Motion Controls\PLCs & HMIs\PLC Peripheral Modules\Counter Modules". The seller is "mssautomation" and is located in Oceanside, California. This item can be shipped worldwide.