Siemens | QJH22B080 | Circuit Breaker | 80A | 2-Pole | 240V | Bolt-On

The Siemens QJH22B080 Circuit Breaker is a robust 80-amp, 2-pole safety device designed for reliable overcurrent protection in 240V circuits. Built for maintenance, retrofit, and replacement projects, this bolt-on breaker aligns with Siemens’ trusted engineering to keep your electrical system secure and performing at its best.

• Amperage: 80A
• Poles: 2-Pole
• Voltage: 240V
• Mounting: Bolt-On
• Part number: QJH22B080

Why choose the QJH22B080 for your panel? This bolt-on design provides a solid, high-contact connection that helps ensure consistent trip performance and reduced risk of loose-term problems in demanding electrical environments. It’s specifically suited for Siemens bolt-on panel configurations, offering a straightforward path to upgrade or replace a worn or mismatched breaker while maintaining electrical system integrity.

Ideal use cases include:

• Retrofits in existing Siemens bolt-on panels where an 80A, 2-pole 240V breaker is required
• Maintenance replacements to restore original protection levels
• Upgrades or substitutions during panel refurbishment or service outages

Compatibility and fit are essential for safe, reliable operation. Always confirm fit and ratings before ordering—the part number QJH22B080 is the most reliable reference for compatibility with your Siemens system. If your panel specifies bolt-on breakers in the 80A, 2-pole, 240V category, this unit is designed to meet those exact requirements.

Practical tips for installation and use:

• Power down the main and verify the circuit is de-energized before attempting replacement.
• Match the breaker’s voltage and current ratings to the circuit it protects, ensuring it corresponds to the panel’s labeling.
• Handle the breaker carefully during installation to preserve the integrity of the mounting and electrical terminals.
• Consult your local electrical code and, if needed, a licensed electrician to ensure compliant, safe installation.

For projects requiring durable, Siemens‑authentic protection with a secure bolt-on fit, the Siemens QJH22B080 80A, 2-Pole, 240V bolt-on circuit breaker delivers trusted performance, straightforward compatibility, and peace of mind across maintenance, retrofit, and replacement scenarios.