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The SIEMENS 5SY4108-7 is a circuit breaker designed to provide supplementary protection. These UL 1077 supplementary protectors are designed to trip faster than standard UL 489 circuit breakers, offering additional protection for sensitive devices. It can be used in industrial applications and as a local disconnecting means inside the panel.
Provides supplementary protection for sensitive devices with a high breaking capacity and easy installation.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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