
Siemens
- Available:
- 1 pc.On RequestUpdated at: 22-08-2026
- Offer from:
Trusted supplier — Romania, member since 2023, 1–4 employees
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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.

Siemens
Siemens

Siemens
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Datasheet for Siemens 5SP4291-8, including specifications and features.
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