Overview
The 6ES7963-1AA10-0AA0 is a Siemens SIMATIC S7-400 interface module IF963-RS232 that provides an RS232 interface for point-to-point coupling with a CP441 communication processor, drawing 0.05 W.
Siemens phased out the 6ES7963-1AA10-0AA0 effective 2025-10-01; remaining units are available through surplus and broker channels. RoHS compliant since 04-06-12.
