Siemens
Siemens SIMATIC S5 6ES5374-1KK21 1MB Flash-EPROM Memory Card
Siemens SIMATIC S5 1MB Flash-EPROM Memory Card.
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12-Mo Warranty
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12-month warranty
All units tested
Same-day dispatch
Order by 2pm CST
Worldwide delivery
US, EU, Asia, Middle East
Veteran-owned
CAGE: 9NK75
1 MB Capacity
Flash-EPROM Technology
5V Operation
Short Design
For SIMATIC S5
Product description
The Siemens 6ES5374-1KK21 is a SIMATIC S5 memory card featuring a short design and 1MB capacity. It utilizes Flash-EPROM technology and operates on a 5V supply, making it suitable for various Siemens S5 PLC systems.
This memory card is designed for applications requiring reliable data storage and program execution within the SIMATIC S5 automation platform. It is commonly found in legacy industrial control systems across manufacturing, process industries, and machine building.
Stanlo Automation, a veteran-owned supplier of surplus industrial automation parts, offers the Siemens 6ES5374-1KK21. Secure your essential components for older Siemens systems with our dependable service.
Technical specifications
| Part Number | 6ES5374-1KK21 |
| Manufacturer | Siemens |
| Series | SIMATIC S5 |
| Type | Memory Card |
| Capacity | 1 MB |
| Technology | Flash-EPROM |
| Voltage | 5V |
| Design | Short |
Common applications
Industrial Control
PLC Programming
Data Storage
Legacy Automation Systems
Manufacturing
Process Control
Compatible systems
SIMATIC S5 PLCs
Also known as
Siemens S5 Memory Card 1MB
6ES5374-1KK21 EPROM
SIMATIC S5 1MB Card
Replaces / compatible with
Designed as a direct replacement or upgrade for earlier Siemens S5 memory modules.
Technical note
Expert tip
This 1MB Flash-EPROM card is specifically for the Siemens SIMATIC S5 series and is not compatible with newer S7 systems.What happens next?
1
Email confirmation
Immediate receipt acknowledgment sent to you
2
Account manager assigned
Confirms your part's spec and condition
3
Your quote delivered
Tailored to your specific requirements
Frequently asked questions
What is the capacity and technology of the Siemens 6ES5374-1KK21 memory card?
The Siemens 6ES5374-1KK21 is a 1MB memory card that uses Flash-EPROM technology. This provides non-volatile storage for programs and data in SIMATIC S5 PLCs operating on a 5V supply.