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Siemens Q21520CT is a triplex circuit breaker designed for residential electrical protection. This circuit breaker features a single-pole rated at fifteen amperes and a double-pole rated at twenty amperes, suitable for 120/240 volts AC systems. It adheres to UL standard 489 and is ideal for electrical distribution applications.
This unit provides reliable overload and short circuit protection for residential wiring systems while saving space in the load center.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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