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Siemens SIMATIC S7 6ES7954-8LC03-0AA0 4 MB Flash Memory Card for S7-1x00 CPU and SINAMICS | Original New

Siemens SIMATIC S7 6ES7954-8LC03-0AA0 4 MB Flash Memory Card for S7-1x00 CPU and SINAMICS | Original New

SIEMENS SIMATIC S7

6ES7954-8LC03-0AA0

4 MB SIMATIC memory card for S7-1x00 CPU and SINAMICS

CAPACITY: 4 Mbyte Flash-EPROM

VOLTAGE: 3.3 V

ENDURANCE: Minimum 500,000 write/delete operations

LEAD TIME: In stock | WARRANTY: 1 year

Email Inquiry [email protected]

WhatsApp +86 18159889985

Appurtenance:

Overview
Technical Data
Inquiry
Applications
Compatibility
Memory
Installation
FAQ
Recommend Models
Recommended Products

SIEMENS SIMATIC S7

6ES7954-8LC03-0AA0

4 MB SIMATIC memory card for S7-1x00 CPU and SINAMICS

Exact Configuration

The complete article number identifies the 4 MB spare-part SIMATIC memory card for S7-1x00 CPUs and SINAMICS. Its published endurance and retention figures are tied to this exact 3.3 V Flash-EPROM variant.

Primary Function

Removable 4 MB nonvolatile storage for compatible SIMATIC S7-1x00 and SINAMICS systems.

System Integration

Use only with devices and firmware that list this exact SIMATIC memory card article number as compatible.

Technical Data

OFFICIAL CONFIGURATION DATA

6ES7954-8LC03-0AA0

Complete model	6ES7954-8LC03-0AA0
Product family	SIMATIC S7 memory cards
Product type	Memory card for S7-1x00 CPU and SINAMICS
Memory technology	Flash-EPROM
Memory capacity	4 Mbyte
Operating voltage	3.3 V
Write/delete endurance	Minimum 500,000 operations
Data retention	Minimum 10 years below 50,000 cycles; 1 year above 450,000 cycles
Compatible product group	S7-1x00 CPU and SINAMICS
Dimensions	24 x 32 x 2.1 mm (W x H x D)
Weight	Approximately 3 g
Classifications	eClass 27-24-22-12; ETIM EC000192
Approvals shown	CE, UKCA, UL, RCM and EAC; maritime approvals listed on page 2

Inquiry

CONTACT

STELLA

Email Inquiry [email protected]

WhatsApp +86 18159889985

Applications

DEPLOYMENT PROFILE

Nonvolatile project and device data

Controller storage

Provides removable 4 MB Flash-EPROM storage for compatible S7-1x00 CPUs.

Drive applications

The same product family is specified for compatible SINAMICS equipment.

Lifecycle control

Maintain the complete 6ES7954-8LC03-0AA0 code when sourcing a spare because capacities and revisions are separate articles.

Compatibility

COMPATIBILITY

Device and firmware matching

Exact article check

Confirm the target CPU or drive documentation names 6ES7954-8LC03-0AA0 or an explicitly approved successor.

Capacity check

Verify that 4 Mbyte meets the project, firmware and archive requirements.

Voltage and format

The card is a 3.3 V SIMATIC Flash-EPROM device; consumer memory cards are not equivalent.

Memory

MEMORY CHARACTERISTICS

Endurance and retention

Write endurance

The official data sheet specifies at least 500,000 write/delete operations.

Long-term retention

Retention is at least 10 years when write/delete processes remain below 50,000.

High-cycle retention

After more than 450,000 write/delete processes, the stated minimum retention is one year.

Installation

INSTALLATION

Handling and project safeguards

Power state

Follow the CPU or drive manual before inserting or removing the card; do not interrupt active write operations.

ESD handling

Protect contacts from electrostatic discharge, dirt, bending and moisture.

Project evidence

Record the card article number, capacity and target device before copying or restoring project data.

FAQ

PROCUREMENT AND ENGINEERING CHECKS

Six model-specific questions

Q1. How can a buyer confirm the quoted card is exactly 6ES7954-8LC03-0AA0?

A1. Match the full article number, 4 Mbyte capacity, 3.3 V Flash designation and Siemens label on the quotation, card and packaging.

Q2. How can New, Used or Refurbished condition be distinguished?

A2. Request current macro photos of the label, contacts, edges and sealed packaging. Used cards may show contact wear, handling marks or prior project data, which must be disclosed.

Q3. How should the supplier be verified?

A3. Verify the legal entity, business address, payment beneficiary and automation supply history. The written offer must state 6ES7954-8LC03-0AA0 and 4 Mbyte.

Q4. Which specifications should engineers check before purchase?

A4. Confirm 4 Mbyte capacity, 3.3 V Flash-EPROM type, target CPU or drive compatibility, 24 x 32 x 2.1 mm dimensions, approximately 3 g weight and endurance requirements.

Q5. What physical evidence should be requested before payment?

A5. Request time-stamped images showing both faces, the exact article number, contacts, packaging and serial or lot markings, tied to the order.

Q6. Can another 6ES7954 memory-card capacity replace it?

A6. Not automatically. Capacity, hardware revision and device support can affect firmware and project handling; use only an article explicitly accepted by the target equipment documentation.

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