Siemens Fuse Switch Disconnector, 4 Pole, 250A Max Current

View all Fuse Switch Disconnectors

Subtotal (1 unit)*

£264.13

(exc. VAT)

£316.96

(inc. VAT)

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  • 999,999,999 unit(s) shipping from 10 November 2025
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RS Stock No.:
143-449
Mfr. Part No.:
3NP1144-1DA20
Brand:
Siemens
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Brand

Siemens

Number of Poles

4

Maximum Current

250A

COO (Country of Origin):
CZ
The Siemens 3NP1 Fuse Switch Disconnector is a reliable 4 pole device designed for NH1 fuse types, rated at 250 A. Tailored for assembly and installation on a mounting plate, it features box terminals for secure connections. With a cover level of 70 mm, this model ensures effective protection, making it suitable for a variety of electrical applications.

Sealable
Extension auxiliary switch
Locking capability
Phase failure monitoring
Fuse monitoring
Overvoltage protection monitoring

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