Siemens 6ES7953-8LJ11-0AA0 is a 512 KB SIMATIC S7 Micro Memory Card for compatible S7-300, C7 and ET 200S systems.
Siemens 6ES7953-8LJ11-0AA0 is a SIMATIC S7 Micro Memory Card for compatible S7-300, C7 and ET 200S IM151 CPU systems. Siemens specifies 3.3 V Nflash memory with a 512 KB capacity for this exact order number. The official lifecycle wording is End Prod.Lifecycl., and Siemens identifies 6ES7953-8LJ31-0AA0 as the successor product. Replacement procurement should match the complete suffix, card capacity, CPU hardware, firmware and project requirements rather than relying on appearance alone. The official page lists a net weight of 0.013 kg and packaging dimensions of 7.6 × 7.5 × 0.7 cm. Verify installed-system documentation before ordering.
| Item | Status |
|---|---|
| Product Condition | Original new |
| Availability | In stock |
| Official Lifecycle | End Prod.Lifecycl. |
| Warranty | With 1 year warranty |
| Shipping | Worldwide shipping coordination |
Condition, availability and warranty are Stockoems commercial information and are not manufacturer commitments.
| Parameter | Officially Confirmed Value |
|---|---|
| Manufacturer | Siemens |
| Complete Part Number | 6ES7953-8LJ11-0AA0 |
| Product Type | SIMATIC S7 Micro Memory Card |
| Compatible Product Families | S7-300, C7 and ET 200S IM151 CPU |
| Memory Technology | Nflash |
| Operating Voltage | 3.3 V |
| Memory Capacity | 512 KB |
| Official Lifecycle | End Prod.Lifecycl. |
| Official Successor | 6ES7953-8LJ31-0AA0 |
| Product Class | Manufactured for specific orders/customers and not reusable in any form |
| Packaging Dimensions | 7.6 × 7.5 × 0.7 cm |
| Net Weight | 0.013 kg |
| Application | Procurement Context |
|---|---|
| S7-300 Controller Memory | Supports compatible S7-300 CPUs that specify this exact card type and capacity. |
| C7 Automation Systems | Used where C7 hardware documentation requires the 512 KB Micro Memory Card. |
| ET 200S IM151 CPU | Supports compatible ET 200S IM151 CPU configurations. |
| Maintenance Replacement | Provides exact-order-number replacement when the installed label and project requirements match. |
It is a 512 KB SIMATIC S7 Micro Memory Card for compatible S7-300, C7 and ET 200S IM151 CPU systems.
Siemens specifies 3.3 V Nflash memory.
The Siemens page states End Prod.Lifecycl.
Siemens identifies 6ES7953-8LJ31-0AA0 as the successor product.
Check the exact order number, capacity, target CPU hardware, firmware and project requirements.
Send us the complete part number, required quantity, destination country and product label photos. Our team will check availability, condition, compatibility requirements and shipping options.
Identity, compatibility, inspection, packaging and shipment controls for 6ES7953-8LJ11-0AA0.
| 01 Verify | 02 Inspect | 03 Protect | 04 Coordinate |
|---|---|---|---|
| Model, suffix and compatibility review | Condition, label and photo confirmation | Protective packaging and handling | Shipping, tracking and documents |
| Control Point | Service Scope |
|---|---|
| Model and suffix verification | Checks the complete requested and manufacturer-formatted part number. |
| Condition confirmation | Documents the agreed Stockoems commercial condition. |
| Technical compatibility review | Reviews the confirmed electrical, mechanical, communication and system requirements. |
| Product and label photos | Supports identity and visible-condition checks. |
| Protective packaging | Uses handling suitable for industrial automation hardware. |
| Worldwide shipping | Coordinates available carrier and route options. |
| Shipment tracking | Provides dispatch and tracking information after shipment. |
| Customs documentation | Prepares available commercial shipping documents. |
| Written warranty terms | States the agreed Stockoems warranty coverage in writing. |
| Return authorization process | Requires documented review before an approved return. |
| After-sales response | Coordinates order, documentation and post-delivery questions. |
Request the complete part number, clear label photos, written condition, traceable quotation terms, compatibility questions, packaging details, warranty wording and a documented return-authorization process.
Compare the exact suffix, electrical or mechanical configuration, communication, approvals and system requirements. Similar appearance is not proof of compatibility.
Incomplete part numbers, reused photos, unverifiable labels, unsupported technical claims, vague warranty language and refusal to document return conditions are warning signs.
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Send us the complete part number, required quantity, destination country and product label photos. Our team will check availability, condition, compatibility requirements and shipping options.
