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The Siemens 5SJ4220-7HG42 is a type 5SJ4 miniature circuit breaker with two poles, rated for 240 volts AC and 20 amps. This product features a magnetic trip point designed to activate between five and ten times the rated current. It is suitable for branch circuit protection applications.
This miniature circuit breaker is designed for industrial applications and meets various safety standards.
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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