The Square D QO 30 amp single pole circuit breaker by Schneider Electric is designed for reliable protection of electrical circuits in residential, commercial, and RV applications. This standard thermal-magnetic circuit breaker features a plug-in mount for easy installation and is rated for 120 V and 30 A, making it ideal for use as a 30 amp breaker in panel upgrades or replacements. With a compact design measuring 0.8 in. high, 3.3 in. wide, and 33 in. long, it fits seamlessly into most load centers. The breaker is UL listed for safety and performance, supporting a wide range of circuit protection needs, including those requiring a 20 amp circuit breaker or 40 amp double pole breaker in the same panel. Each package contains 10 units, making it convenient for contractors or large projects. The Square D QO series is known for its durability and consistent performance, providing peace of mind for homeowners and professionals alike. Use this circuit breaker to help prevent overloads and short circuits, ensuring the safety of your electrical system.