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The Siemens 5SJ4120-7HG42 is a Type 5SJ4 Miniature Circuit Breaker designed for various electrical applications. It operates at 277 VAC and can handle a current rating of twenty amps. This circuit breaker has a magnetic trip point that operates between five to ten times its rated current for added safety. With a compact design, it is suitable for use in residential and commercial settings.
Ideal for branch circuit protection, this device ensures reliable performance in various 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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