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The Siemens SJ1 is a breaker connecting strap kit designed for P4, S4, and SPP panelboards. This kit includes essential components for mounting JD frame circuit breakers in specific panelboard types.
This mounting kit is suitable for single mounting type and supports three-phase electrical systems.
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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