3NB1337-4KK15
SITOR fuse size 3 525A aR 1100V dc/1800V VSI 1300V dc UL @MBC 5xIn screw connection M12 210mm slotted knives
Image for illustration purposes only.
If you're unsure whether this part is a perfect match, please contact us.
New Sealed — New and unused, supplied in original manufacturer packaging.
New — New and unused. Original manufacturer packaging may be opened, missing or replaced.
Refurbished — Professionally inspected, tested and restored to full working condition.
Used — Previously used, inspected and tested as fully operational.
Condition: New Sealed
£281.50
Est. shipping: December 07 2026
View all options and prices (7)
| Condition | Warehouse | Stock | Price | |
|---|---|---|---|---|
|
New Sealed
Full 24 months warranty Est. shipping: December 07 2026 |
WM97-3N | Enquire now | £281.50 | Add to Cart |
|
New Sealed
(Min. Quantity: 2)
Full 24 months warranty Est. shipping: October 28 2026 |
WM66-3N | Enquire now | £287.50 | Add to Cart |
|
New Sealed
Full 24 months warranty Est. shipping: October 21 2026 |
WM92-3N | Enquire now | £296.00 | Add to Cart |
|
New Sealed
Full 24 months warranty Est. shipping: October 21 2026 |
WM71-3N | Enquire now | £305.00 | Add to Cart |
|
New Sealed
(Min. Quantity: 2)
Full 24 months warranty Est. shipping: October 21 2026 |
WM94-3N | Enquire now | £314.00 | Add to Cart |
|
New Sealed
(Min. Quantity: 2)
Full 24 months warranty Est. shipping: October 21 2026 |
WM85-3N | Enquire now | £321.50 | Add to Cart |
|
New Sealed
Full 24 months warranty Est. shipping: October 02 2026 |
WM44-3N | 10+ in stock | - | Get Quote |
Product Overview:
The 3NB1337-4KK15 is a high-voltage fuse designed for industrial circuit protection. It features a slotted tag design with screw connections, measuring approximately 210 mm in length. The fuse is rated for 525A and operates at a voltage of 1100V DC, with additional specifications indicating suitability for up to 1800V VSI and 1300V DC applications. It includes slotted knives for secure connection and is suitable for use in high-voltage electrical systems requiring reliable overcurrent protection.
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***
Other Siemens Parts
Closest part codes available to buy online.
GB 
US 
DE 
DK 
ES 
FI 
FR 
IT 
NL 
NO 
PT 
SE