Siemens | Q21500S01 | Circuit Breaker | 15A | 2-Pole | 240V

Meet the Siemens Q21500S01 circuit breaker—a precise-match protection device built for reliable performance in compatible Siemens panels. This 15A, 2-pole, 240V breaker is designed for maintenance, retrofit, and replacement projects where exact specifications matter, ensuring you stay within your system’s safety and code requirements.

• Exact reference for compatibility: The part number Q21500S01 is your best reference when confirming fit and ratings for your panel.
• Electrical specifications: 15 amperes, 2-pole configuration, 240V operation provide robust overcurrent protection across both hot conductors.
• Designed for real-world scenarios: Ideal for panel upgrades, retrofits, and replacing worn-out breakers in existing Siemens load centers.
• Reliable replacement: Maintains the form factor and trip characteristics expected in Siemens installations, reducing guesswork during service.

Important: Always verify fit and ratings before ordering. Use the part number Q21500S01 as the primary reference to ensure compatibility with your specific panel model and labeling.

What problems does this solve?

Over time, breakers wear or become outdated as panels are upgraded. This Siemens breaker provides:

• Consistent overcurrent protection to prevent electrical fires and equipment damage.
• Rapid fault interruption for 240V circuits, safeguarding connected appliances and wiring.
• A straightforward, standards-aligned replacement that minimizes downtime during maintenance.

Use cases and practical tips

• Choose this 15A, 2-pole option when your Siemens panel requires simultaneous protection of two hot lines at 240V.
• Keep a compatible spare on hand to speed up maintenance and retrofit projects.
• Double-check your panel’s label for the exact breaker family and form factor before purchasing.

With Siemens, you’re opting for trusted electrical protection. The Q21500S01 isn’t just a part number—it's a dependable, compatible solution that supports safe, efficient operation of your electrical system.