Siemens Q245H is a 2‑pole, 45 A Type QPH plug‑on circuit breaker for 120/240 V AC service. It provides a 22 kA short‑circuit interrupt rating and uses a plug‑on connection compatible with Siemens load centers. This 2‑pole unit protects larger branch circuits in residential or light‑commercial panels that require a 45‑amp, 240‑V breaker.
