Siemens SIMATIC S7-300 6ES7321-1BH02-4AA2 CPU Module

OEM Siemens SIMATIC S7-300 CPU module, part number 6ES7321-1BH02-4AA2. Designed as a direct replacement for S7-300 rack installations in industrial automation and control systems. Suitable for restoring or upgrading PLC functionality; units are verified for operation before shipment. Please contact us with questions about compatibility, warranty, or bulk orders for 6ES7321-1BH02-4AA2.