Siemens | QJ23B080A01 | Circuit Breaker | 80A | 240V | Bolt-On

Siemens QJ23B080A01 is a bolt-on circuit breaker engineered for dependable overcurrent protection in electrical distribution systems. With an 80A rating at 240V, this unit is built for demanding applications where reliable fault protection and straightforward service are essential. The bolt-on design provides a secure, vibration-resistant connection that simplifies replacement or retrofit work in compatible panels. Key details at a glance

• Amperage: 80A
• Voltage: 240V
• Mounting: Bolt-On
• Part reference: QJ23B080A01

Why choose the Siemens QJ23B080A01 - Precision compatibility: This breaker is the exact part reference for scenarios requiring matching specs, making it ideal for maintenance, retrofit, or replacement where the QJ family is already in use. - Secure installation: The bolt-on mounting method ensures a solid, reliable connection in panels designed for bolt-on breakers, reducing the risk of loose contacts and nuisance trips. - Real-world reliability: Siemens brings decades of electrical protection expertise, translating into predictable trip behavior and consistent protection for feeders and branch circuits at 240V. Who is this ideal for? - Technicians performing service on existing Siemens QJ-series panels who need a precise 80A, 240V replacement. - Facility managers planning a retrofit to upgrade protection on 240V circuits without changing panel infrastructure. - Spare-part planning for service teams that require a ready-to-install, field-proven bolt-on breaker with verified compatibility. Use cases and practical scenarios - Replacement: Swap out a failed 80A breaker in a compatible bolt-on panel with minimal downtime and exact electrical characteristics. - Retrofit: Upgrade an aging protection scheme by installing a new 80A, 240V unit that aligns with current safety and performance requirements. - Maintenance: Keep a certified spare on hand to reduce project lead times and ensure quick restoration of protected circuits. Important fit and safety notes - Confirm fit and ratings before ordering. The part number QJ23B080A01 is the best reference for compatibility with your panel. - Use only in panels designed for bolt-on breakers and intended for 240V circuits to maintain proper protection and safety margins. - Follow manufacturer guidelines for installation torque and handling to preserve long-term contact integrity and performance. Siemens QJ23B080A01 stands apart for those who demand exact-match compatibility, sturdy bolt-on reliability, and clear alignment with existing QJ-series configurations. If your project requires precise 80A, 240V protection in a bolt-on format, this is the targeted, field-ready solution that pairs with trusted Siemens engineering to keep electrical systems protected and running smoothly.