Siemens Fuse Switch Disconnector, 4-Pole, 400A
- RS Stock No.:
- 218-3277
- Mfr. Part No.:
- 3KF4440-0LF11
- Brand:
- Siemens
Subtotal (1 unit)*
£837.66
(exc. VAT)
£1,005.19
(inc. VAT)
FREE delivery for orders over £60.00
Stocked by manufacturer
- Ready to ship from 18 May 2026
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units | Per unit |
|---|---|
| 1 + | £837.66 |
*price indicative
- RS Stock No.:
- 218-3277
- Mfr. Part No.:
- 3KF4440-0LF11
- 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 | |
| Product Type | Fuse Switch Disconnector | |
| Number of Poles | 4 | |
| Enclosed/Not Enclosed | Enclosed | |
| Mount Type | Surface Mount | |
| Switching Voltage | 690V | |
| Switching Current | 400A | |
| Terminal Type | Flat | |
| IP Rating | IP20, IP00 | |
| Series | SENTRON | |
| Switching Power | 400kW | |
| Minimum Operating Temperature | -25°C | |
| Mechanical Fuse Size | NH1-NH2 | |
| Maximum Operating Temperature | 70°C | |
| Standards/Approvals | VDE, RoHS, EN, CE, CCC | |
| Auxiliary Contacts Available | Yes | |
| Select all | ||
|---|---|---|
Brand Siemens | ||
Product Type Fuse Switch Disconnector | ||
Number of Poles 4 | ||
Enclosed/Not Enclosed Enclosed | ||
Mount Type Surface Mount | ||
Switching Voltage 690V | ||
Switching Current 400A | ||
Terminal Type Flat | ||
IP Rating IP20, IP00 | ||
Series SENTRON | ||
Switching Power 400kW | ||
Minimum Operating Temperature -25°C | ||
Mechanical Fuse Size NH1-NH2 | ||
Maximum Operating Temperature 70°C | ||
Standards/Approvals VDE, RoHS, EN, CE, CCC | ||
Auxiliary Contacts Available Yes | ||
- COO (Country of Origin):
- CN
The Siemens switch disconnector with fuse has current ratting of 400 A with 4-pole configuration. They fulfil a safety isolation function in all age circuits. 3KF switch disconnector with fuses are optimized for complex applications in which LV HRC fuses are used. The brand offers a comprehensive portfolio of protection, switching, measuring and monitoring devices, distribution systems as well as switches and sockets for safe and efficient electrical infrastructure in buildings and industry.
Protection class IP20
Isolation voltage 1000 V
Ambient temperature -25 °C to +70 °C
Surge voltage resistance 12 kV
Mechanical life 8000