Siemens | QJ23B07000S01 | Circuit Breaker | 70A | 3-Pole | 240V

Meet the Siemens QJ23B07000S01 circuit breaker—a genuine Siemens protective device built for dependable 3-phase power distribution. With a 70 A rating and a 3-pole configuration for 240 V systems, this breaker is purpose-built for maintenance, retrofit, and replacement projects that demand exact compatibility and reliable overcurrent protection.

Key details at a glance

• Amperage: 70 A
• Poles: 3-Pole
• Voltage: 240 V
• Part number: QJ23B07000S01
• Ideal for: maintenance, retrofit, and replacement in suitable Siemens panels
• Important: Confirm fit and ratings before ordering; the part number is the best reference for compatibility

Why this Siemens breaker stands out

• Exact compatibility—the QJ23B07000S01 part number is the definitive reference for matching your panel and feeder configuration, reducing guesswork during replacements.
• Three-phase protection—the 3-pole design safeguards all conductors in 240 V systems, delivering coordinated protection for commercial or industrial electrical layouts.
• Robust, dependable operation—engineered to interrupt fault currents safely, helping to prevent damage to wiring, motors, and downstream equipment.
• Strategic maintenance planning—keeping an authentic Siemens spare like QJ23B07000S01 minimizes downtime and ensures rapid field service when faults occur.

Ideal use scenarios

• Replacing a worn or obsolete breaker in established Siemens 3-phase panels.
• Retrofit projects where a 70 A, 3-pole, 240 V protection device is required to support upgraded equipment or new loads.
• Day-to-day maintenance inventories for facilities with heavy electrical loads, ensuring you have the correct, ready-to-install part on hand.

Installation and compatibility tips

Before purchasing, verify that the panel or service equipment expects a 70 A, 3-Pole, 240 V protection device and that the form factor matches the QJ series breakers. The part number is your most reliable reference for compatibility, so cross-check it against your panel’s labeling and the manufacturer’s specifications.

Specifications recap

• Amperage: 70 A
• Poles: 3-Pole
• Voltage: 240 V
• Part number: QJ23B07000S01

Designed for professionals who demand precision and reliability in electrical protection, this Siemens circuit breaker delivers straightforward compatibility, solid performance, and peace of mind for 3-phase 240 V installations. Remember to confirm fit and ratings before ordering to ensure a seamless, long-lasting protection solution.