Helmholz Micro Memory Cards Mmc
Overview
Product sourcing insights & recommendations
I have completed the product and market trend analysis for Helmholz micro memory cards (MMC).
The report highlights that Helmholz remains a leading high-quality alternative to Siemens original SIMATIC memory, particularly for S7-300, S7-1200, and S7-1500 series PLCs. Key market insights for 2026 show a significant shift toward pSLC (pseudo Single-Level Cell) technology to ensure industrial endurance, alongside a sharp increase in storage capacity requirements for IIoT data logging. While the global industrial memory market is growing, supply chain volatility remains a critical factor for procurement.
Detailed technical specifications, a compatibility matrix, and 2026 market projections are available in the comprehensive report below.
Based on your interest in Helmholz memory cards, you might find these next steps helpful:
Helmholz Micro Memory Cards Mmc For S7 300 S7 400
Products · 2 lists
S IEMENS S7-300 Micro Memory Card 6ES7953-8LL31-0AA0
Wuhan Qeanm Technology Co., Ltd.🇨🇳CN1 yr
SIEMENS SIMATIC S7 128 KB Micro Memory Card 6ES7953-8LG31-0AA0 for S7-300/C7/ET 200
Shenzhen Huiyao Electric Technology Co., Limitedverified🇨🇳CN7 yrs
Inventory SIMATIC S7 Micro Memory Card SIEMENS 6ES7953-8LJ31-0AA0 for S7-300/C7/ET200 PLC 3V Nflash 512 KB
Shenzhen Shengdeheng Technology Co., Ltd.verified🇨🇳CN3 yrs
6ES79538LJ310AA0 SIMATIC S7 Micro Memory Card 6ES7 953-8LJ31-0AA0 Siemens 6ES7953-8LJ31-0AA0
Shenzhen Xike Industrial Automation Co., Ltd.🇨🇳CN2 yrs
Spot Stock SIMATIC S7 Micro Memory Card 4 MB for S7-300 6ES7953-8LM32-0AA0 Automation 12 Months Warranty
Shenzhen Kernal Automation Co., Ltd.🇨🇳CN3 yrs
6ES7953-8LP31-0AA0 Siemens Micro Memory Card 128 KB 24V for S7-300/C7/ET 200
Shanghai Guomu Electronic Technology Co., Ltd.🇨🇳CN1 yrDeep Dive · Full Report
Full Market Report
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Sources & References
25 sources cited · Verified industry data & reports
Micro Memory Cards for S7 300 series 512 kByte
Helmholz
Fully compliant with MMC Card specification 3.31, 4.1, and 4.2; Data Retention: 10 year (JEDEC); 1 bit MMC or SPI data transfer; MMC and SPI burst up to 52Mbit ...
Memory Cards for S7 Controls | Focus on Network | Solutions
Helmholz
Micro Memory Cards 300 Series. Suitable for use in your Siemens 300 series. These are the compact CPUs 312 C, 313 C, 314 C and ...
MEMORY CARDS FOR THE S7 SERIES - PDF Catalogs
DirectIndustry
MEMORY CARDS FOR THE 1200/1500 SERIES The Helmholz memory cards with a capacity of 4 MB / 12 MB / 24 MB and 256 MB, as well as of 2 GB are suitable for use ...
S7 Memory Modules | Components for S7 | Products
Helmholz
The Helmholz micro memory card with a capacity of 64 kByte is suitable for use in the 300 series modules of Siemens AG suitable. From €49.08 *. Details ...
A Guide to SD and microSD Card Types
Kingston Technology
Both SD and microSD cards share the same standards: SD, SDHC, SDXC, and SDUC and microSD, microSDHC, microSDXC, and microSDUC.
Helmholz MMC 700-953-8LL30 micro memory card
eBay
Helmholz MMC 700-953-8LL30 micro memory card ; Condition. Used ; Condition Description. “Helmholz MMC 700-953-8LL30 micro memo...” ; Quantity. 1 available ; Item ...