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The SIEMENS 5SY4116-8 is a UL1077 supplementary protector miniature circuit breaker designed to provide additional protection. It trips faster than a standard UL 489 circuit breaker, offering enhanced protection for sensitive devices. It can be used in industrial applications and as a local disconnecting means when a branch circuit protection device is present.
Supplementary protector with high breaking capacity and easy installation, suitable for industrial applications.
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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