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Siemens 6ES7953-8LJ31-0AA00 SIMATIC 4 MB micro memory card, MMC format, for S7-300, ET 200, and C7 automation systems.

Siemens 6ES7953-8LJ31-0AA00

SKU: 6ES7953-8LJ31-0AA00
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$1,290.00
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Siemens 6ES7953-8LJ31-0AA00 | SIMATIC 4 MB Micro Memory Card

Overview

The Siemens 6ES7953-8LJ31-0AA00 is a SIMATIC Micro Memory Card (MMC) with 4 MB capacity, designed for use with Siemens S7-300, C7, and ET 200 automation systems. It stores both user programs and data, and is required for CPU operation, firmware updates, and consistent memory retention in Siemens controllers.

Key Features

  • Memory Size: 4 MB

  • Card Type: Micro Memory Card (MMC)

  • Compatibility: S7-300 CPUs, ET 200, and C7 devices

  • Functions:

    • Program and data storage

    • Firmware update support

    • Retentive memory extension

    • CPU boot functionality

  • Plug-and-Play: Simple insertion for memory expansion

  • Durability: Industrial-grade for long-term use

  • Hot Swappable: Insert/remove with CPU powered off

Technical Specifications

  • Catalog Number: 6ES7953-8LJ31-0AA00

  • Capacity: 4 MB

  • Format: MMC (Micro Memory Card)

  • Voltage: Supplied via CPU slot

  • Operating Temperature: 0°C to +60°C

  • Storage Temperature: -40°C to +70°C

  • Protection Class: IP20

  • Dimensions (W x H x D): Approx. 32 mm x 24 mm x 1.5 mm

  • Weight: Approx. 10 g

  • Country of Origin: Germany

Applications

  • PLC Program Storage for S7-300 and C7 Series

  • ET 200 Distributed I/O Systems

  • Machine Control Memory Backups

  • Automation Firmware Upgrades

Why Choose the 6ES7953-8LJ31-0AA00?

  • Reliable Performance: Long lifecycle for demanding environments

  • Universal Compatibility: Works across multiple Siemens automation systems

  • Essential Functionality: Required for S7-300 CPU boot and memory retention

  • Compact & Durable: Industrial-grade memory in a compact format

Order Now

In stock and ready for global shipping,

New & Genuine Products – Factory Sealed At PLCpartssolution, all our products are 100% new, genuine, and come in original factory-sealed packaging. We guarantee authentic components that meet the highest industry standards for performance and reliability.
1-Year Warranty Included All new products sold by PLCpartssolution come with a 1-year warranty. We stand behind the quality and reliability of our parts, ensuring coverage against manufacturing defects under normal operating conditions.
Disclaimer: PLCpartssolution is an independent supplier of surplus and refurbished industrial automation products. We are not an authorized distributor, reseller, or representative of the brands listed on this website. All trademarks, brand names, and logos are the property of their respective owners. PLCpartssolution is not affiliated with, endorsed by, or approved by ABB, Fanuc, B&R, Rockwell Automation, Schneider Electric, Siemens, or any other manufacturers mentioned.

Description

Siemens 6ES7953-8LJ31-0AA00 | SIMATIC 4 MB Micro Memory Card

Overview

The Siemens 6ES7953-8LJ31-0AA00 is a SIMATIC Micro Memory Card (MMC) with 4 MB capacity, designed for use with Siemens S7-300, C7, and ET 200 automation systems. It stores both user programs and data, and is required for CPU operation, firmware updates, and consistent memory retention in Siemens controllers.

Key Features

  • Memory Size: 4 MB

  • Card Type: Micro Memory Card (MMC)

  • Compatibility: S7-300 CPUs, ET 200, and C7 devices

  • Functions:

    • Program and data storage

    • Firmware update support

    • Retentive memory extension

    • CPU boot functionality

  • Plug-and-Play: Simple insertion for memory expansion

  • Durability: Industrial-grade for long-term use

  • Hot Swappable: Insert/remove with CPU powered off

Technical Specifications

  • Catalog Number: 6ES7953-8LJ31-0AA00

  • Capacity: 4 MB

  • Format: MMC (Micro Memory Card)

  • Voltage: Supplied via CPU slot

  • Operating Temperature: 0°C to +60°C

  • Storage Temperature: -40°C to +70°C

  • Protection Class: IP20

  • Dimensions (W x H x D): Approx. 32 mm x 24 mm x 1.5 mm

  • Weight: Approx. 10 g

  • Country of Origin: Germany

Applications

  • PLC Program Storage for S7-300 and C7 Series

  • ET 200 Distributed I/O Systems

  • Machine Control Memory Backups

  • Automation Firmware Upgrades

Why Choose the 6ES7953-8LJ31-0AA00?

  • Reliable Performance: Long lifecycle for demanding environments

  • Universal Compatibility: Works across multiple Siemens automation systems

  • Essential Functionality: Required for S7-300 CPU boot and memory retention

  • Compact & Durable: Industrial-grade memory in a compact format

Order Now

In stock and ready for global shipping,

Condition

New & Genuine Products – Factory Sealed At PLCpartssolution, all our products are 100% new, genuine, and come in original factory-sealed packaging. We guarantee authentic components that meet the highest industry standards for performance and reliability.

Warranty

1-Year Warranty Included All new products sold by PLCpartssolution come with a 1-year warranty. We stand behind the quality and reliability of our parts, ensuring coverage against manufacturing defects under normal operating conditions.

Disclaimer

Disclaimer: PLCpartssolution is an independent supplier of surplus and refurbished industrial automation products. We are not an authorized distributor, reseller, or representative of the brands listed on this website. All trademarks, brand names, and logos are the property of their respective owners. PLCpartssolution is not affiliated with, endorsed by, or approved by ABB, Fanuc, B&R, Rockwell Automation, Schneider Electric, Siemens, or any other manufacturers mentioned.
Siemens 6ES7953-8LJ31-0AA00

Siemens 6ES7953-8LJ31-0AA00

$1,290.00
Add to wishlist
Siemens 6ES7953-8LJ31-0AA00

Siemens 6ES7953-8LJ31-0AA00

Your Price:
$1,290.00
Item Added to Your Cart
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