3NA3144
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
(Min. Quantity: 3)
Full 24 months warranty Est. shipping: July 17 2026 |
WM66-3N | Enquire now | £8.50 | Add to Cart |
|
New Sealed
Full 24 months warranty Est. shipping: June 15 2026 |
WM22-3N | Low stock | - | Get Quote |
|
New Sealed
Full 24 months warranty Est. shipping: June 15 2026 |
WM49-3N | 20+ in stock | - | Get Quote |
|
New Sealed
Full 24 months warranty Est. shipping: June 18 2026 |
WM44-3N | 10+ in stock | - | Get Quote |
|
New
Full 12 months warranty Est. shipping: June 19 2026 |
WM89-3N | 20+ in stock | £13.00 | Add to Cart |
|
New
Full 12 months warranty Est. shipping: July 13 2026 |
WM74-3N | 85+ in stock | £14.00 | Add to Cart |
|
New
Full 12 months warranty Est. shipping: June 15 2026 |
WM27-3N | Low stock | - | Get Quote |
|
New
Full 12 months warranty Est. shipping: June 15 2026 |
WM34-3N | 15+ in stock | - | Get Quote |
|
New
Full 12 months warranty Est. shipping: June 18 2026 |
WM44-3N | 15+ in stock | - | Get Quote |
|
New
Full 12 months warranty Est. shipping: June 22 2026 |
WM46-3N | Low stock | - | Get Quote |
|
New
Full 12 months warranty Est. shipping: June 19 2026 |
WM59-3N | Enquire now | - | Get Quote |
|
New
Full 12 months warranty Est. shipping: June 17 2026 |
WM61-3N | 210+ in stock | - | Get Quote |
|
New Without Original Box
Full 12 months warranty Est. shipping: June 15 2026 |
WM27-3N | Low stock | - | Get Quote |
|
Used
Full 12 months warranty Est. shipping: June 15 2026 |
WM34-3N | Enquire now | - | Get Quote |
|
Used
Full 12 months warranty Est. shipping: June 18 2026 |
WM44-3N | 20+ in stock | - | Get Quote |
| Buying more than one? | Get Quote | |||
Full 12 months warranty
The 3NA3144 is a high rupturing capacity (HRC) fuse element designed for electrical protection applications. It features an NH1 size configuration with blade contacts, rated for a current of 250 A. The fuse operates at a rated voltage of 500 V AC and 440 V DC, providing reliable overcurrent protection in various electrical systems.
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