Siemens Fuse Switch Disconnector, 3 Pole, 250A Max Current
- RS Stock No.:
 - 143-417
 - Mfr. Part No.:
 - 3NP1143-1BC12
 - Brand:
 - Siemens
 
Subtotal (1 unit)*
£375.92
(exc. VAT)
£451.10
(inc. VAT)
FREE delivery for orders over £50.00
Temporarily out of stock
- Shipping from 24 November 2025
 
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units  | Per unit  | 
|---|---|
| 1 + | £375.92 | 
*price indicative
- RS Stock No.:
 - 143-417
 - Mfr. Part No.:
 - 3NP1143-1BC12
 - Brand:
 - Siemens
 
Specifications
Technical Reference
Legislation and Compliance
Product Details
Find similar products by selecting one or more attributes.
Select all  | Attribute | Value | 
|---|---|---|
| Brand | Siemens | |
| Number of Poles | 3 | |
| Maximum Current | 250A | |
| Select all | ||
|---|---|---|
Brand Siemens  | ||
Number of Poles 3  | ||
Maximum Current 250A  | ||
- COO (Country of Origin):
 - CZ
 
The Siemens 3NP1 Fuse Switch Disconnector is a reliable 3 pole device designed for NH1 fuse types, rated at 250 A. Specifically engineered for the 8US busbar system of 60 mm, it features flat terminals for straightforward installation. This model incorporates electronic fuse monitoring EFM10 for enhanced safety and efficiency.
Sealable
Extension auxiliary switch
Locking capability
Phase failure monitoring
Overvoltage protection monitoring
Extension auxiliary switch
Locking capability
Phase failure monitoring
Overvoltage protection monitoring
Related links
- Siemens Fuse Switch Disconnector 250A Max Current
 - Siemens Fuse Switch Disconnector 250A Max Current, 250A Fuse Current
 - Siemens Fuse Switch Disconnector 400A Max Current
 - Siemens Fuse Switch Disconnector 630A Max Current
 - Siemens Fuse Switch Disconnector 160A Max Current
 - PCL, Thread Size 1 → 26 mm Tyre Depth Gauge
 - DeWALT DCV100 18V Leaf Blower
 - Bosch Diamond Tipped Tile Drill Bit
 
