Siemens 6GK7 Series

96 variants · SiemensAll PLC Communication Modules →

About the Siemens 6GK7 Series

The Siemens 6GK7 Series series groups 96 related part numbers, each listed with full specifications, a datasheet where available, and an RFQ option. Variants differ by depth, height and module format, so you can match the exact depth your application requires using the selection guide below.

Select a variant by

Depth: 62 mm · 120 mm · 129 mm · 210 mm
Height: 80 mm · 125 mm · 147 mm · 290 mm
Module format: Compact module S7-200 double width · Compact module S7-300 single width · Compact module S7-400 single width · Compact module S7-1500 double-wide
Supply voltage: 5 V · 20.4 ... 28.8 V · 24 V
Width: 25 mm · 40 mm · 70 mm · 71.2 mm

Variant comparison

Parameter	6GK7243-1GX00-0XE0	6GK7343-1EX30-0XE0	6GK7443-1GX20-0XE0	6GK7443-5FX02-0XE0	6GK7343-1CX10-0XE0	6GK7443-1EX11-0XE0
Depth	62 mm	120 mm	210 mm	210 mm	120 mm	210 mm
Height	80 mm	125 mm	290 mm	290 mm	125 mm	290 mm
Module format	Compact module S7-200 double width	Compact module S7-300 single width	Compact module S7-400 single width	Compact module S7-400 single width	Compact module S7-300 single width	Compact module S7-400 single width
Supply voltage	24 V	24 V	5 V	5 V	24 V	5 V
Width	71.2 mm	40 mm	25 mm	25 mm	40 mm	25 mm

Request a quote on any Siemens 6GK7 Series part number and we confirm price, availability and lead time per line — including end-of-life and allocation-constrained variants.