Siemens 5SP4491-8

UL1077 Rated Mini Circuit Breaker, 4 Pole, 100 Amps, 480 VAC, Trip Characteristic Curve D

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Siemens 5SP4491-8 UL1077 Rated Mini Circuit Breaker, 4 Pole, 100 Amps, 480 VAC, Trip Characteristic Curve D — Circuit Breakers & Fuses
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Siemens 5SP4491-8 UL1077 Rated Mini Circuit Breaker, 4 Pole, 100 Amps, 480 VAC, Trip Characteristic Curve D — Circuit Breakers & Fuses
Siemens 5SP4491-8 UL1077 Rated Mini Circuit Breaker, 4 Pole, 100 Amps, 480 VAC, Trip Characteristic Curve D — Circuit Breakers & Fuses
Siemens 5SP4491-8 UL1077 Rated Mini Circuit Breaker, 4 Pole, 100 Amps, 480 VAC, Trip Characteristic Curve D — Circuit Breakers & Fuses

Product Description

Lifecycle Status:

Key Features:

This miniature circuit breaker is designed with a rated voltage of 400V and 10kA. It offers a 4-pole configuration, making it suitable for various applications. The trip characteristic curve D ensures efficient protection against overcurrent conditions. With a rating of 100 Amps, this circuit breaker provides reliable and safe operation.

Dimensions:

The circuit breaker has dimensions of 108mm in width and 70mm in depth. This compact design allows for easy installation in various settings.

Certification:

This product is UL1077 rated, ensuring compliance with industry standards. It also comes with an IEC Mini Circuit Breaker certification, further enhancing its credibility and reliability.

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Offer details

Best offer from:
Trusted supplier — Romania, member since 2023, 1–4 employees
Availability:
1 pc.
On Request
Updated at: 22-08-2026
Condition:
New Surplus
New Surplus - A new, unused, undamaged item without a manufacturer guarantee. The item may come without original packaging or in replacement packaging. If provided, the box may have been opened.
The Seller is responsible for shipping the product and invoicing

Specifications

Brand
Siemens
Voltage type
AC
Pollution degree
3
Rated current
100 A
Rated voltage
400 V
Explosion-proof
Over voltage category
3

Available Offers

(3)
5SP4491-8 Siemens, Circuit Breakers & Fuses

Siemens

Available:
0 pcs.
On Request
Updated at: 11-09-2026
Offer from:
Trusted supplier — Germany, member since 2024
5SP4491-8 Siemens, Circuit Breakers & Fuses

Siemens

Available:
0 pcs.
On Request
Updated at: 11-09-2026
Offer from:
Trusted supplier — Italy, member since 2021, 10–19 employees
Warranty:
12 months

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Documents

Data Sheet

Datasheet for Siemens 5SP4491-8, including specifications and features.

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CAD Models

3D CAD model and technical drawings, ready for your design software.

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