SIMATIC S7-400 CP 443-1 Industrial Ethernet processor / 6GK7443-1EX30-0XE0

6GK7443-1EX30-0XE0: CP 443-1 Industrial Ethernet processor with PROFINET IO controller support. Physical ports and communication/data capacities follow the exact manufacturer column. Verify CPU/firmware compatibility and configuration before ordering.

Manufacturer part number: 6GK7443-1EX30-0XE0
Brand: Siemens
Category: PLC and HMI
Catalog status: Request a quotation

Technical specifications

Controller family: SIMATIC S7-400
Module designation: CP 443-1
Ethernet physical ports: 2 x RJ45
Ethernet port groups: 2 x 10/100 Mbps integrated switch ports
Network role: PROFINET IO controller; S7, PG/OP and open SEND/RECEIVE communication
Maximum PROFINET IO devices: 128
Maximum PROFINET IRT IO devices: 64; verify firmware and configuration
PROFINET input data area: 4 KiB maximum
PROFINET output data area: 4 KiB maximum
Open SEND/RECEIVE connections: 64 maximum
S7 communication connections: 128 maximum
Backplane supply voltage: 5 VDC
Typical 5 V backplane current: 1.4 A
Dimensions (W x H x D): 25 x 290 x 210 mm
Weight: 0.7 kg
Document pages: PDF 104, 105, 106
Current lifecycle status: Not established by historical catalogue; confirm separately

Manufacturer technical catalog · SIMATIC ST 400 / May 2017 · en · PDF · ST 400 / May 2017 / E86060-K4678-A151-A1-7600Manufacturer source: Siemens · Model explicitly covered in family document · Covered models: 6GK7443-1EX30-0XE0 · Checked: 2026-10-22Official manufacturer source

This sheet provides a quick technical summary. For design, installation and final selection, review the latest official manufacturer documentation and verify the complete part number.