SIEMENS SIMATIC S7 memory card, 4 MB Bangladesh. Mlfb -6ES7954-8LC04-0AA0 price

The Siemens 6ES7954-8LC04-0AA0 is a SIMATIC S7 Memory Card with 4 MB capacity, using 3 V Flash-EPROM technology. Siemens identifies the card for S7-1x00 CPUs and SINAMICS applications. It provides removable memory for controller or drive data and is part of the SIMATIC S7 memory-card range used with compatible Siemens automation systems. The card has a minimum specified endurance of 500,000 write/delete operations and a minimum data-retention specification of 10 years under the documented usage conditions. Its physical dimensions are 24 mm × 32 mm × 2.1 mm, with an approximate weight of 3 g. The article is an active Siemens product and is listed in SIMATIC S7-1200 and S7-1500 documentation as an available SIMATIC memory-card option

2. Technical Specification

Specification	Details
Manufacturer	Siemens
Product Code	6ES7954-8LC04-0AA0
Product Family	SIMATIC S7 Memory Cards
Product Type	Memory Card
Target Systems	S7-1x00 CPU / SINAMICS
Memory Type	Flash-EPROM
Flash	Yes
Memory Capacity	4 MB
Minimum Write/Delete Operations	500,000
Data Retention	10 years; conditions apply based on write/delete cycles
Width	24 mm
Height	32 mm
Depth	2.1 mm
Approx. Weight	3 g
Lifecycle	Active Product

3. Key Features

• SIMATIC S7 memory card.
• 4 MB memory capacity.
• 3 V Flash-EPROM technology.
• Intended for compatible S7-1x00 CPU/SINAMICS systems.
• Minimum 500,000 write/delete operations.
• Documented 10-year data-retention specification under stated conditions.
• 24 × 32 × 2.1 mm physical format.
• Approximate 3 g weight.
• Listed as an active product.

4. Typical Application

• SIMATIC S7 controller memory.
• S7-1200/S7-1500 compatible memory-card applications where supported.
• SINAMICS memory-card applications where supported.
• PLC project and data storage.
• Controller commissioning and service activities.

5. Product Highlights

The 6ES7954-8LC04-0AA0 provides a compact 4 MB SIMATIC memory solution using Flash-EPROM technology. Its defined write/delete endurance, small physical dimensions and compatibility with documented Siemens controller and SINAMICS families make it suitable for supported memory-card applications.

6. Important Ordering & Installation Information

Order the exact article 6ES7954-8LC04-0AA0 when 4 MB capacity is required. Compatibility must be checked against the exact CPU or SINAMICS device and firmware/system documentation before installation. Siemens documentation lists this article alongside other SIMATIC memory cards for supported S7 controller families.  

Always follow the manufacturer's official installation, wiring, commissioning and safety instructions.

7. Why Choose Siemens SIMATIC S7 Memory Card 4 MB 6ES7954-8LC04-0AA0?

The 6ES7954-8LC04-0AA0 offers a defined 4 MB Flash-EPROM capacity in the Siemens SIMATIC memory-card ecosystem. Its compact format and documented endurance characteristics make it appropriate where the compatible automation platform specifically requires or supports a 4 MB SIMATIC memory card.

8. Product Summary

Siemens 6ES7954-8LC04-0AA0 is a SIMATIC S7 Memory Card with 4 MB of Flash-EPROM memory. It is documented for S7-1x00 CPU/SINAMICS applications and has a minimum rated endurance of 500,000 write/delete operations. The card measures 24 mm × 32 mm × 2.1 mm and weighs approximately 3 g. It is part of the Siemens SIMATIC S7 memory-card range used across supported controller platforms. Exact CPU, firmware and application compatibility should be confirmed before ordering and installation.

Product Code: 6ES7954-8LC04-0AA0
Manufacturer: Siemens
Product Family: SIMATIC S7 Memory Cards
Product Type: Memory Card