Integrator's note
The 6ES7441-1AA02-0AE0 is a SIMATIC S7-400 CP 441-1 communications module for point-to-point connections with a single channel. It handles serial PtP links — RS-232, RS-422, or RS-485 — depending on the submodule fitted. One channel means one protocol at a time; no multiprotocol bridging inside the module.
Lifecycle status
This module is discontinued per Siemens' product lifecycle. No official successor part number is listed in the available records. Sourcing is limited to surplus or broker channels — request a quote for current availability and lead time.
Physical dimensions
Weighs 0.43 kgs. Fits a standard S7-400 rack slot; no special mounting hardware required beyond the backplane connector.