The 6ES7791-0KR00-0XA0 is a 64 Mbyte memory expansion module for the SIMATIC PG family — specifically the PG 720PII, Field PG, Box PC 620 (6ES7647-2.), and Panel PC 670 (6AV76.). It's a 64 MB SO-DIMM PC-100 stick, so it's a drop-in upgrade for those older programming devices and industrial PCs when you need more headroom for larger projects or firmware loads.
6ES7791-0KR00-0XA0 SIMATIC PG Memory Expansion, 64 Mbyte
MPN6ES7791-0KR00-0XA0
Siemens SIMATIC PG, memory expansion, 64 Mbyte SO-DIMM PC-100, 30 g.
Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Aug 2026
Specifications
| Parameter | Value |
|---|---|
| Memory type | Memory expansion |
| Parameter | Value |
|---|---|
| Weight (approx.) | 30 g |
| Parameter | Value |
|---|---|
| Memory size | 64 Mbyte |
| Belongs to product | SIMATIC PG |
Product details
Frequently asked questions
What is the memory size and type for this module?
It's a 64 Mbyte memory expansion module, specifically a 64 MB SO-DIMM PC-100 stick.
Which devices is this memory expansion compatible with?
It fits the SIMATIC PG 720PII, Field PG, Box PC 620 (order code 6ES7647-2.), and Panel PC 670 (order code 6AV76.).
MPN
6ES7791-0KR00-0XA0