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Siemens 6ES7953-8LJ20-0AA0 SIMATIC S7 Micro Memory Card In stock

Siemens 6ES7953-8LJ20-0AA0 SIMATIC S7 Micro Memory Card In stock

Product Name:SIMATIC S7 Micro Memory Card

Brand Name:Siemens

Model Number:6ES7953-8LJ20-0AA0

Country of Origin:Germany

Warranty:12 Months

Whatsapp：+86 18159889985

Email：[email protected]

Appurtenance:

siemens 6es7953 8lj20 0aa0 simatic s7 micro memory card in stock-1

Overview
Contact us
Specifications
Description
Applications
Technical Data Summary
Features and Benefits
FAQ
Spares
Recommended Products

Overview

Brand Name:	Siemens
Model Number:	6ES7953-8LJ20-0AA0
Country of Origin:	Germany
Packaging Details:	Original new Factory Sealed
Delivery Time:	in stock
Payment Terms:	T/T

Contact us

Sales Manager:	Stella
Send an email:	[email protected]
Contact in Whatsapp:	+86 18159889985

Specifications

Parameter	Specification
Product Model	6ES7953-8LJ20-0AA0
Product Name	SIMATIC Micro Memory Card
Manufacturer	Siemens
Product Type	Industrial PLC Memory Card
Compatible Systems	S7-300, C7, ET 200
Memory Technology	3.3 V NFlash
Memory Capacity	512 KB
Function	Program and Data Storage
Backup Type	Maintenance-free non-volatile memory
Operating Voltage	3.3 V DC
Data Retention	Long-term industrial storage stability
Application Type	PLC program execution support
Dimensions	Compact card format (standard S7 MMC size)
Weight	Approx. 10 g

Description

The 6ES7953-8LJ20-0AA0 is a Siemens SIMATIC S7 Micro Memory Card designed for reliable program and data storage in S7-300, C7, and ET 200 automation systems. Built on 3.3 V NFlash technology with 512 KB capacity, it ensures stable memory retention for PLC programs, configuration data, and system parameters in industrial control applications.

As a key storage component in the Siemens SIMATIC ecosystem, the 6ES7953-8LJ20-0AA0 provides maintenance-free data backup and fast access performance for controller operation. It is engineered to support consistent system startup, secure data handling, and long-term program retention in demanding automation environments.

With its compact design, durable industrial-grade construction, and seamless compatibility with Siemens controllers, the 6ES7953-8LJ20-0AA0 is widely used in manufacturing, process automation, energy systems, and machinery control where reliable memory performance is essential.

Applications

Power plants: Stores PLC programs for generator control, monitoring systems, and relay protection automation.
Substations: Supports configuration data storage for switchgear control, protection systems, and signal processing.
Chemical plants: Ensures stable program retention for process automation, batching systems, and safety monitoring.
Steel mills: Maintains control logic for furnaces, conveyors, and heavy-duty production equipment in harsh environments.
Machinery manufacturing plants: Stores automation programs for production lines, robotics, and packaging systems.
Water treatment facilities: Retains control logic for pumps, filtration systems, and SCADA-linked automation processes.
OEM machine systems: Provides reliable memory support for compact PLC-based equipment and industrial controllers.

Technical Data Summary

Based on Siemens SIMATIC Micro Memory Card architecture for industrial PLC systems.
Uses 3.3 V NFlash technology for stable and long-term data retention.
Compatible with S7-300, C7, and ET 200 controller platforms.
Provides maintenance-free program storage without battery dependency.
Ensures fast system startup and reliable PLC operation.
Designed for harsh industrial automation environments.
Compact and lightweight structure for easy installation and replacement.
Supports secure storage of program, configuration, and process data.

Features and Benefits

Non-volatile 512 KB memory ensures reliable program retention.
Maintenance-free design eliminates need for battery backup.
Fast read/write performance improves PLC system efficiency.
High compatibility with Siemens SIMATIC controller families.
Stable operation under industrial temperature and vibration conditions.
Ensures safe system restart and configuration recovery.
Compact design simplifies handling and installation.
Enhances long-term automation system reliability and stability.

FAQ

Q1: What is the 6ES7953-8LJ20-0AA0 used for?
A1: It is a Siemens Micro Memory Card used for storing PLC programs and data in S7-300, C7, and ET 200 systems.

Q2: What is the memory capacity of the 6ES7953-8LJ20-0AA0?
A2: It provides 512 KB of non-volatile NFlash memory.

Q3: Does the 6ES7953-8LJ20-0AA0 require a battery?
A3: No. It uses non-volatile memory technology and operates without a battery.

Q4: Which systems are compatible with the 6ES7953-8LJ20-0AA0?
A4: It is compatible with Siemens SIMATIC S7-300, C7, and ET 200 automation systems.

Q5: What are the benefits of using the 6ES7953-8LJ20-0AA0?
A5: It ensures reliable program storage, fast system startup, maintenance-free operation, and long-term data stability in industrial environments.

Spares

Model	Model
6SE7033-5GJ84-1JC0	6ES7155-6AU00-0CN0
6ES7231-5QD32-0XB0	6SE7033-5GJ84-1JC0
6SE7090-0XX84-1GA1	6SE7041-2WL84-1JC1
6SE7033-5GJ84-1JC2	6SE7041-2UL84-1GG0
6SE7038-6GL84-1JB0	6SE7041-2UL84-1GF0
6SE7041-2UL84-1GG0	6SE7090-0XX84-0BJ0
6ES7138-7EA01-0AB0	6ES7181-0AA01-0AA0
6ES7952-1KK00-0AA0	6GK5761-1FC00-0AA0
6ES7197-1LB00-0XA0	6GK5206-2BD00-2AC2
7MH4900-2AA01	6DD1607-0EA2
6ES7952-1AK00-0AA0	6ES7416-2XN05-0AB0
6ES7134-6JD00-0CA1	6ES7534-7QE00-0AB0
6GK5216-0BA00-2AB2	6ES7331-7TF01-0AB0
6ES7431-1KF00-0AB0	6GK5124-0BA00-2AA3