Quality beyond satisfaction!
Products and Resources
Searching...
  • Request Quote
  • Training
  • About
    • Who We Are
    • Careers
    • Contact Us
  • Checkout
    Checkout
    Checkout
  • Sign in
    Sign in
    Sign in
Products
Programmable Logic Controllers (PLC)
S7-300
S7-300 CPUs(16)
S7-300 Memory Cards(7)
S7-300 Digital I/O(27)
S7-300 Analog I/O(17)
S7-300 Front Connectors(4)
S7-300 Communications Modules(9)
ET200M Interface Modules(8)
S7-300 Power Supplies(4)
S7-300 Mounting Rail(7)
S7-300 Function Modules(4)
S7-300 Spare Parts(3)
Brand
(7)
Memory
(1)
(1)
(1)
(1)
(1)
Programmable Logic Controllers (PLC) ❯ S7-300 ❯ S7-300 Memory Cards
6ES79538LG310AA0
Siemens
6ES79538LG310AA0
SIMATIC S7 MICRO MEMORY CARD, 128KB
View Product Details >
Please chat with one of our Control Systems experts to discuss your needs. Chat with Expert
6ES79538LM320AA0
Siemens
6ES79538LM320AA0
SIMATIC S7 MICRO MEMORY CARD, 4MB
View Product Details >
Please chat with one of our Control Systems experts to discuss your needs. Chat with Expert
6ES79538LJ310AA0
Siemens
6ES79538LJ310AA0
SIMATIC S7 MICRO MEMORY CARD, 512KB
View Product Details >
Please chat with one of our Control Systems experts to discuss your needs. Chat with Expert
6ES79538LF310AA0
Siemens
6ES79538LF310AA0
S7 MICRO MEMORY CARD 64KB
View Product Details >
Please chat with one of our Control Systems experts to discuss your needs. Chat with Expert
6ES79538LP310AA0
Siemens
6ES79538LP310AA0
MEMORY MMC IM151 S7300/ET200S 3.3V 8MB
View Product Details >
Please chat with one of our Control Systems experts to discuss your needs. Chat with Expert
6ES79538LL310AA0
Siemens
6ES79538LL310AA0
SIMATIC S7 MICRO MEMORY CARD, 2MB
View Product Details >
Please chat with one of our Control Systems experts to discuss your needs. Chat with Expert
6ES79538LF200AA0
Siemens
6ES79538LF200AA0
SIMATIC S7, MICRO MEMORY CARD F. S7-300/C7/ET 200, 3.3 V NFLASH, 64 KBYTES
View Product Details >
Please chat with one of our Control Systems experts to discuss your needs. Chat with Expert
Request Information Close
Selection Guides
  • Siemens: Programming Software Selection Guide
How To
View all >
  • Siemens: How to assign a PROFINET Device Name in TIA Portal
  • Siemens: How to troubleshoot hardware or firmware mismatches in TIA Portal
  • Siemens: Specifying Reliable DC Power Systems
Tags:how toPLC
  • Account
  • View Account
  • Order Tracking
  • Order History
  • Custom Catalog
  •  
  • Import BOM
  • About
  • Careers
  •  
  •  
  •  
  • Help
  • Returns
  •  
  •  
  •  
  • Contact
  • Find AWC Location
  •  
  •  
  •  
  • Stay Connected
Copyright AWC 2026. All rights reserved.
  • Terms and Conditions
  • Privacy Policy
  • Conflict Minerals
  • Transparency in Coverage
AWC is a proud member of:

Change Your Location

My Account

Loading... Loading...
Our site uses cookies to offer you a better experience, analyze site traffic, and provide
interactive or personalized elements. By clicking Continue, you agree to our privacy policy.