Genuine Siemens 6ES7954-8LL03-0AA0 SIMATIC Memory Card - Industrial Automation Part

Siemens 6ES7954-8LL03-0AA0 SIMATIC Memory Card 24MB | S7-1500 / S7-1200

Description

Siemens 6ES7954-8LL03-0AA0 SIMATIC Memory Card 24MB – SIMATIC S7-1500 / S7-1200 Series

When a SIMATIC PLC loses its program memory — whether from a firmware update gone wrong, a controller replacement, or an unplanned power failure — production lines halt, engineers scramble, and every minute of downtime translates directly into financial loss. The Siemens 6ES7954-8LL03-0AA0 SIMATIC Memory Card (24MB) is the non-negotiable storage medium that keeps your S7-1500 and S7-1200 controllers running with full program integrity, ensuring your automation logic is always safely retained and instantly recoverable.

Within the SIMATIC Memory Card family, the 6ES7954-8LL03-0AA0 occupies the 24MB capacity tier — purpose-engineered for applications requiring larger user programs, data logs, and firmware packages. As an industrial-grade flash memory card designed exclusively for Siemens SIMATIC controllers, it is a globally recognized component in manufacturing, process automation, and infrastructure projects across more than 100 countries.

Technical Specifications

Part Number (SKU): 6ES7954-8LL03-0AA0
Product Family: SIMATIC Memory Card
Storage Capacity: 24 MB
Compatible Controllers: SIMATIC S7-1500, S7-1200 (all CPU variants)
Form Factor: Industrial SD card (proprietary Siemens format)
Usage: Program card / Firmware update card / Data logging card
Operating Temperature: -20°C to +60°C
Write Cycles: Industrial-grade endurance flash
Interface: Integrated slot on SIMATIC S7-1500 / S7-1200 CPUs
Manufacturer: Siemens AG, Germany
MLFB: 6ES7954-8LL03-0AA0

Key Features & Benefits

Mandatory for S7-1500 CPUs: All SIMATIC S7-1500 CPUs require a SIMATIC Memory Card to operate — this is not optional storage, it is the primary program medium.
24MB Capacity: Supports larger user programs, extended data blocks, and firmware files compared to lower-capacity variants.
Plug-and-Play Program Transfer: Insert a pre-programmed card into a replacement CPU for instant program restore — no TIA Portal connection required on-site.
Firmware Update Support: Can be used as a firmware update card to upgrade CPU firmware in the field.
Industrial Reliability: Designed for vibration, shock, and wide temperature ranges typical of industrial cabinet environments.
Genuine Siemens Component: Ensures full compatibility and warranty compliance with SIMATIC systems.

Industry & Equipment Applications

Automotive Manufacturing: Body shop welding lines, paint shop conveyors, assembly robots controlled by S7-1500 CPUs.
Food & Beverage: Packaging lines, filling stations, and batch processing systems.
Water & Wastewater Treatment: Pump station controllers, SCADA-integrated S7-1200 remote I/O nodes.
Pharmaceutical: GMP-compliant production lines requiring validated PLC program storage.
Energy & Power: Substation automation, wind turbine controllers, and grid management systems.
Machine Tool & OEM Equipment: CNC auxiliary controllers, press lines, and injection molding machines.

System Integration & Compatible Parts

Compatible CPUs: SIMATIC S7-1500 (CPU 1511, 1513, 1515, 1516, 1517, 1518 series), SIMATIC S7-1200 (CPU 1211C, 1212C, 1214C, 1215C, 1217C)
Related Memory Cards: 6ES7954-8LC03-0AA0 (4MB), 6ES7954-8LE03-0AA0 (12MB), 6ES7954-8LP03-0AA0 (2GB)
Programming Software: TIA Portal V13 SP1 and above
Card Reader (for PC programming): Siemens USB Card Reader 6ES7954-8LF02-0AA0
Compatible I/O Modules: ET 200MP, ET 200SP distributed I/O systems

Our Quality Assurance Process

Source Verification: All units are sourced from authorized distributors or verified surplus channels with full traceability.
Visual Inspection: Each card is inspected for physical integrity, label authenticity, and connector condition before shipment.
Functional Testing: Where applicable, cards are tested for read/write functionality prior to dispatch.
Secure Packaging: Anti-static packaging with moisture protection for safe international transit.
Documentation: Certificate of conformity and packing list provided upon request.

How to Order

Submit an inquiry via the Contact / RFQ form on this page or email support@konmask.com.
Provide your required quantity, delivery timeline, and destination country.
Receive a formal quotation within 1 business day.
Confirm order and arrange payment via T/T, PayPal, or other agreed terms.
Shipment dispatched with tracking number and commercial invoice.

Why Choose Konmask.com?

✅ Industrial Automation Specialists — focused exclusively on PLC, DCS, and automation components.
✅ Global Shipping — reliable export to 80+ countries with DHL, FedEx, and UPS options.
✅ Fast Response — RFQ replies within 24 hours, urgent orders prioritized.
✅ Competitive Pricing — direct sourcing relationships enable cost-effective quotes for both single units and bulk orders.
✅ Technical Support — our engineers can advise on compatibility, substitution, and system integration.

Frequently Asked Questions

Q: Is the 6ES7954-8LL03-0AA0 mandatory for S7-1500 CPUs?
A: Yes. All SIMATIC S7-1500 CPUs require a SIMATIC Memory Card inserted to store the user program. The CPU will not run without it.

Q: Can I use a standard SD card instead?
A: No. Only genuine Siemens SIMATIC Memory Cards are compatible. Standard SD cards are not recognized by S7-1500 or S7-1200 CPUs.

Q: What is the difference between 6ES7954-8LL03-0AA0 and 6ES7954-8LE03-0AA0?
A: The 8LL03 variant offers 24MB capacity, while the 8LE03 offers 12MB. Choose 24MB for larger programs, data logging, or future-proofing.

Q: Can this card be used for firmware updates?
A: Yes. The card can be configured as a firmware update card via TIA Portal to update CPU firmware in the field without a PC connection.

Q: Do you provide a warranty?
A: Yes. We offer a standard 90-day warranty against defects. Extended warranty options are available — please inquire.

Q: What is the minimum order quantity (MOQ)?
A: We supply from 1 unit. Bulk pricing is available for orders of 5 units or more.

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