Ensure the safety of your electrical system with the Siemens B390 Circuit Breaker. Its three-pole design and thermal-magnetic trip mechanism offer dependable protection against overcurrents.

Price range: $47.99 through $112.99
| Brand | Siemens |
| Series | BL |
| Amperage | 90A |
| Poles | 3 |
| Phase | 3 |
| Mounting Type | Bolt-On |
| Approval | UL Listed, CSA Certified, HACR Rated & NOM Certified |
| Mpn | B390 |
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