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Siemens 6ES7953-8LM20-0AA0 SIMATIC S7 micro memory card Original new

Siemens 6ES7953-8LM20-0AA0 SIMATIC S7 micro memory card Original new

Product Name:SIMATIC S7 micro memory card

Brand Name:SIEMENS

Model Number:6ES7953-8LM20-0AA0

Country of Origin:Germany

Warranty:12 Months

Whatsapp：+86 18159889985

Email：[email protected]

Appurtenance:

siemens 6es7953 8lm20 0aa0 simatic s7 micro memory card original new-1

Overview
Contact for quotation
Specifications
Description
Applications
Features and Benefits
Environmental Strength
FAQ
Spares
Recommended Products

Overview

Brand Name:	SIEMENS
Model Number:	6ES7953-8LM20-0AA0
Country of Origin:	Germany
Packaging Details:	Original new Factory Sealed
Delivery Time:	in stock
Payment Terms:	T/T

Contact for quotation

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

Specifications

Parameter	Specification
Product Model:	6ES7953-8LM20-0AA0, Siemens SIMATIC micro memory card designed for S7-300/C7/ET 200 systems
Memory Type:	Flash memory, non-volatile data retention ensuring secure program storage
Storage Capacity:	4 MB capacity, suitable for PLC program and configuration data backup
Operating Voltage:	3.3 V DC, low-power design for stable industrial performance
Compatibility:	S7-300, C7, ET 200 platforms, supports Siemens SIMATIC controller ecosystems
Application Function:	Program storage and system backup, ensures fast recovery and reliable PLC operation
Operating Temperature:	Industrial-grade range, suitable for standard automation environments
Dimensions:	Compact module design, optimized for Siemens memory card slot integration
Weight:	Lightweight construction for easy handling and installation in PLC systems

Description

6ES7953-8LM20-0AA0 is a Siemens SIMATIC S7 micro memory card designed for S7-300, C7, and ET 200 control platforms, providing reliable non-volatile program and data storage. As part of the Siemens SIMATIC memory solution family, it ensures stable system operation and fast data access in demanding industrial automation environments.

6ES7953-8LM20-0AA0 features 3.3 V Flash technology with a 4 MB storage capacity, enabling efficient backup of PLC programs, firmware data, and configuration files. It supports secure retention of critical automation parameters even during power loss, improving system reliability and uptime.

Engineered for industrial use, 6ES7953-8LM20-0AA0 integrates seamlessly into Siemens S7-300 and related controllers, making it ideal for upgrades, replacements, and long-term lifecycle maintenance in modern automation systems.

Applications

Power plants: Used for PLC program backup and turbine control logic storage, ensuring stable generator automation and safe shutdown sequences.
Substations: Supports control system data retention for switchgear automation, protection logic, and monitoring signal storage.
Chemical plants: Enables secure storage of process control programs, supporting continuous and safe automation operations in hazardous environments.
Steel mills: Provides reliable memory support for high-temperature control systems and heavy-duty PLC logic execution.
Machinery manufacturing: Used in automated production lines, robotic systems, and packaging control for fast program recovery and maintenance.

Features and Benefits

Robust Industrial Construction: Built with durable industrial-grade materials, the 6ES7953-8LM20-0AA0 ensures long service life and stable performance in continuous automation environments, supporting S7-300 system reliability under demanding operating conditions.
Compact Plug-in Design: The memory card adopts a compact SIMATIC form factor, allowing easy installation and replacement without complex tools, reducing downtime during maintenance or system upgrades.
Secure Non-Volatile Memory: Integrated Flash technology provides safe data retention even during power failures, protecting PLC programs, configuration files, and operational parameters from unexpected loss.
Reliable System Integration: Fully compatible with Siemens S7-300, C7, and ET 200 platforms, ensuring seamless communication and stable operation within existing automation architectures.

Environmental Strength

Industrial Temperature Resistance: The 6ES7953-8LM20-0AA0 is designed for stable operation across standard industrial temperature ranges, ensuring reliable performance in control cabinets and automation systems under continuous load conditions.
High Electromagnetic Stability: Built to withstand typical industrial electromagnetic environments, the module maintains data integrity and stable memory operation even near motors, drives, and heavy electrical equipment.
Vibration-Resistant Design: Engineered with robust internal structure, it supports consistent operation in systems exposed to mechanical vibration, such as machinery lines and factory automation panels.
Long-Term Operational Reliability: Suitable for 24/7 industrial applications, ensuring consistent performance and secure data storage in long lifecycle PLC installations.

FAQ

Q1: What systems is 6ES7953-8LM20-0AA0 compatible with?
A1: It is compatible with Siemens S7-300, C7, and ET 200 automation systems.

Q2: What is the storage capacity of this memory card?
A2: It provides 4 MB of Flash memory for program and data storage.

Q3: Does it retain data during power loss?
A3: Yes, it is non-volatile and maintains stored data without power.

Q4: Can it be used for system upgrades?
A4: Yes, it is suitable for upgrades, replacements, and PLC maintenance.

Q5: Is it suitable for industrial environments?
A5: Yes, it is designed for reliable operation in standard industrial automation systems.

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