Siemens 5SP4291-8

UL1077 Rated, IEC Mini Circuit Breaker, 2 Pole, 100 Amps, 480 VAC, Trip Characteristic Curve D

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Siemens 5SP4291-8 UL1077 Rated, IEC Mini Circuit Breaker, 2 Pole, 100 Amps, 480 VAC, Trip Characteristic Curve D — Circuit Breakers & Fuses
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Product Description

Lifecycle Status:

The SUPPLEMENTARY PROTECTOR is a high-quality IEC miniature circuit breaker designed to provide reliable protection for electrical systems. This 2-pole device is rated at 100 Amps and operates at a voltage of 480 VAC. It features a trip characteristic curve D, ensuring optimal performance under varying conditions.

The SUPPLEMENTARY PROTECTOR is UL1077 rated, making it compliant with international safety standards. Its compact dimensions of 54mm width and 70mm depth make it suitable for installation in a variety of applications. With a file number E116386 in Vol. 1 Sec. 4, this circuit breaker is a reliable choice for electrical system protection.

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Offer details

Best offer from:
Trusted supplier — Germany, member since 2024
Availability:
1 pc.
In-Stock
Updated at: 11-09-2026
Warranty:
24 months
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

(4)
5SP4291-8 Siemens, Circuit Breakers & Fuses

Siemens

Available:
1 pc.
On Request
Updated at: 22-08-2026
Offer from:
Trusted supplier — Romania, member since 2023, 1–4 employees
5SP4291-8 Siemens, Circuit Breakers & Fuses

Siemens

Available:
0 pcs.
On Request
Updated at: 11-09-2026
Offer from:
Trusted supplier — Germany, member since 2024
5SP4291-8 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 5SP4291-8, 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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