6ES7953-8LJ20-0AA0 | Siemens S7 Micro Memory Card, 512KB
6ES7953-8LJ20-0AA0 | Siemens S7 Micro Memory Card, 512KB
6ES7953-8LJ20-0AA0 | Siemens S7 Micro Memory Card, 512KB
6ES7953-8LJ20-0AA0 | Siemens S7 Micro Memory Card, 512KB
6ES7953-8LJ20-0AA0 | Siemens S7 Micro Memory Card, 512KB
6ES7953-8LJ20-0AA0 | Siemens S7 Micro Memory Card, 512KB
    6ES7953-8LJ20-0AA0 | Siemens S7 Micro Memory Card, 512KB
    6ES7953-8LJ20-0AA0 | Siemens S7 Micro Memory Card, 512KB
6ES7953-8LJ20-0AA0 | Siemens S7 Micro Memory Card, 512KB
6ES7953-8LJ20-0AA0 | Siemens S7 Micro Memory Card, 512KB

6ES7953-8LJ20-0AA0 | Siemens S7 Micro Memory Card, 512KB

Part #: 6ES7953-8LJ20-0AA0 Manufactured by: Siemens
Regular price
$402.00
Sale price
$402.00
Regular price
17 in Stock
Condition: New-Surplus Original Box
Shipping calculated at checkout.
Product Overview
SIMATIC S7, Micro Memory Card P. S7-300/C7/ET 200, 3, 3V Nflash, 512 KB
We accept:
  • American Express
  • Apple Pay
  • Diners Club
  • Discover
  • Google Pay
  • Mastercard
  • PayPal
  • Shop Pay
  • Venmo
  • Visa
Contact Us!

Talk to a real expert.

Mon–Sat, 7:00 AM – 8:00 PM (EST)
warranty
IQElectro 2-Year Warranty
Warranty for Product #: 6ES7953-8LJ20-0AA0
IQElectro offers a free 2-year warranty on all products. You can trust that every purchase is a reliable investment in the future of your company. Warranty Terms
2-3 Day Free Shipping
Packed Ready to Ship
24/7 Expert Support
Return within 30-Days
IQElectro BBB Business Review
IQElectro is Not an authorized distributor for Siemens
Original Manufacturer's Warranty Not Covered, This Product is SURPLUS.

Product Description P/N: 6ES7953-8LJ20-0AA0

Description / Specifications

Description

The Siemens 6ES7953-8LJ20-0AA0 is a Micro Memory Card designed for reliable data storage and program transfer within Siemens S7 PLC systems. With a 512 KB EEPROM capacity, it supports stable system operation and secure handling of control programs and configuration data.


Β 

Technical SpecificationsΒ 

Condition New / Never Used Surplus
Brand Siemens
Part Number 6ES7953-8LJ20-0AA0
Category Computer
Subcategory Memory Board
Type Micro Memory Card
Capacity 512KB
Memory Type EEPROM
Interface Siemens S7 series compatible
Operating Temperature -25Β°C to +70Β°C
Storage Temperature -40Β°C to +85Β°C
Humidity Range 5% to 95% non-condensing
Mounting Style Insert into S7 CPU slot

Β Β 


Information About 6ES7953-8LJ20-0AA0

The 6ES7953-8LJ20-0AA0 is a Siemens Micro Memory Card engineered specifically for use with Siemens S7 programmable logic controllers. It is designed to store user programs, hardware configurations, and system data using non-volatile EEPROM technology. The compact card installs directly into the designated memory slot of compatible S7 CPUs, ensuring secure mechanical and electrical integration. It is commonly used in industrial automation systems where dependable data retention and consistent PLC performance are required.

Key Features:

  • Siemens S7 compatibility: Designed exclusively for Siemens S7 PLC platforms to ensure full functional and electrical compatibility.
  • Non-volatile EEPROM memory: Retains stored programs and data without power, supporting safe shutdowns and system restarts.
  • Compact storage design: Small form factor allows direct installation into the PLC CPU without external adapters.
  • Reliable data handling: Supports consistent reading and writing of control programs and configuration files.
  • Industrial temperature tolerance: Operates reliably across a wide temperature range suitable for factory environments.
  • Environmental resilience: Rated for high humidity conditions without condensation to maintain data integrity.
  • Secure CPU integration: Fits precisely into the S7 CPU slot to prevent accidental disconnection during operation.

The 6ES7953-8LJ20-0AA0 delivers the reliability and precision required for secure memory storage in Siemens S7 automation systems.

Get fast quote and compatibility check
Compatibility check available   Β·   Alternative parts suggested
Get a response to your request within 5 minutes
Talk to a real industrial automation specialist.
We verify compatibility, suggest alternatives, and provide fast quotes.
Something went wrong, please try again
Form image
Arty A.
Senior Sales Manager
Daniel S.
Parts Specialist
Request successfully sent!
Estimated response time: 1 to 5 minutes.
Description / Specifications

Description

The Siemens 6ES7953-8LJ20-0AA0 is a Micro Memory Card designed for reliable data storage and program transfer within Siemens S7 PLC systems. With a 512 KB EEPROM capacity, it supports stable system operation and secure handling of control programs and configuration data.


Β 

Technical SpecificationsΒ 

Condition New / Never Used Surplus
Brand Siemens
Part Number 6ES7953-8LJ20-0AA0
Category Computer
Subcategory Memory Board
Type Micro Memory Card
Capacity 512KB
Memory Type EEPROM
Interface Siemens S7 series compatible
Operating Temperature -25Β°C to +70Β°C
Storage Temperature -40Β°C to +85Β°C
Humidity Range 5% to 95% non-condensing
Mounting Style Insert into S7 CPU slot

Β Β 


Information About 6ES7953-8LJ20-0AA0

The 6ES7953-8LJ20-0AA0 is a Siemens Micro Memory Card engineered specifically for use with Siemens S7 programmable logic controllers. It is designed to store user programs, hardware configurations, and system data using non-volatile EEPROM technology. The compact card installs directly into the designated memory slot of compatible S7 CPUs, ensuring secure mechanical and electrical integration. It is commonly used in industrial automation systems where dependable data retention and consistent PLC performance are required.

Key Features:

  • Siemens S7 compatibility: Designed exclusively for Siemens S7 PLC platforms to ensure full functional and electrical compatibility.
  • Non-volatile EEPROM memory: Retains stored programs and data without power, supporting safe shutdowns and system restarts.
  • Compact storage design: Small form factor allows direct installation into the PLC CPU without external adapters.
  • Reliable data handling: Supports consistent reading and writing of control programs and configuration files.
  • Industrial temperature tolerance: Operates reliably across a wide temperature range suitable for factory environments.
  • Environmental resilience: Rated for high humidity conditions without condensation to maintain data integrity.
  • Secure CPU integration: Fits precisely into the S7 CPU slot to prevent accidental disconnection during operation.

The 6ES7953-8LJ20-0AA0 delivers the reliability and precision required for secure memory storage in Siemens S7 automation systems.

Check Out These Related Products