If you have questions about our products, Fill out the form below and we will answer any questions you have. Tips: Fields marked with*are required. ABB PM866AK02 3BSE081637R1 Redundant Processor Unit Introduction The ABB PM866AK02 3BSE081637R1 Redundant Processor Unit is designed for industrial automation systems that demand both high processing performance and elevated availability. As a redundant-capable controller within the AC 800M *Your Name: *Your Email: *Your Name: *Vdcode: Submit