6ES5340-3KB21
Image for illustration purposes only.
If you're unsure whether this part is a perfect match, please contact us.
| Condition | Warehouse | Stock | Price | |
|---|---|---|---|---|
|
New Sealed
Full 24 months warranty Est. shipping: June 29 2026 |
WM20-6E | Enquire now | - | Get Quote |
|
New In Open Original Box
Full 12 months warranty Est. shipping: June 29 2026 |
WM20-6E | Enquire now | - | Get Quote |
|
New
Full 12 months warranty Est. shipping: June 29 2026 |
WM20-6E | Enquire now | - | Get Quote |
|
New
Full 12 months warranty Est. shipping: July 02 2026 |
WM44-6E | 20+ in stock | - | Get Quote |
|
New
Full 12 months warranty Est. shipping: July 01 2026 |
WM61-6E | Low stock | - | Get Quote |
|
Refurbished
Full 12 months warranty Est. shipping: June 29 2026 |
WM11-6E | Low stock | £12.50 | Add to Cart |
|
Refurbished
Full 12 months warranty Est. shipping: June 29 2026 |
WM20-6E | Enquire now | - | Get Quote |
|
Refurbished
Full 12 months warranty Est. shipping: July 02 2026 |
WM44-6E | 10+ in stock | - | Get Quote |
|
Refurbished
Full 12 months warranty Est. shipping: July 06 2026 |
WM46-6E | Low stock | - | Get Quote |
|
Used
Full 12 months warranty Est. shipping: June 29 2026 |
WM72-6E | Low stock | £24.00 | Add to Cart |
|
Used
Full 12 months warranty Est. shipping: June 29 2026 |
WM20-6E | Low stock | £604.50 | Add to Cart |
|
Used
Full 12 months warranty Est. shipping: June 29 2026 |
WM19-6E | 5+ in stock | - | Get Quote |
|
Used
Full 12 months warranty Est. shipping: June 29 2026 |
WM26-6E | 5+ in stock | - | Get Quote |
|
Used
Full 12 months warranty Est. shipping: June 29 2026 |
WM27-6E | Low stock | - | Get Quote |
|
Used
Full 12 months warranty Est. shipping: July 02 2026 |
WM44-6E | 5+ in stock | - | Get Quote |
|
Used
Full 12 months warranty Est. shipping: June 29 2026 |
WM45-6E | Low stock | - | Get Quote |
| Buying more than one? | Get Quote | |||
Full 12 months warranty
The 6ES5340-3KB21 is a programmable logic controller (PLC) module designed for use in industrial automation systems. It is a compact RAM memory module with a capacity of 32KB, suitable for enhancing the performance and functionality of Siemens automation setups.
Siemens is a global leader in industrial automation, digitalisation, and electrification, offering products such as PLCs, drives, industrial robots, and process control systems. Known for innovation and sustainability, Siemens’ technologies enhance efficiency, safety, and performance across industries like manufacturing, energy, and healthcare.
***CJS Automation is NOT an authorised distributor of Siemens***
Get a Quote
What Happens Next?
Email Confirmation
We’ll send you an email confirming that we’ve received your enquiry and are processing your request.
Dedicated Account Manager
A member of our team will be in contact to confirm the part(s), specifications, and condition.
Your Quote
You will receive a comprehensive quote tailored to your specific needs.
Track Your Shipment
You'll receive tracking details once your order ships so you can follow it's progress.
Online Payments Accepted
If you're happy with your quote, you can pay by Bank Transfer or through our secure payment page using any of the following payment methods, just enter your invoice number and follow the on-screen instructions.
Other Siemens Parts
Closest part codes available to buy online.
GB 
US 
DE 
DK 
ES 
FI 
FR 
IT 
NL 
NO 
PT 
SE