The Square D D221NRB is a new general duty fusible safety switch designed for residential and commercial applications. It features a 30-amp, 2-pole configuration, suitable for 240V AC circuits, and is rated for 7.5 horsepower. The switch comes with a factory-installed neutral assembly and provides a 100kA short-circuit current rating. Its NEMA 3R-rated enclosure ensures protection against rain, sleet, and snow, making it ideal for outdoor installations. The D221NRB is equipped with a bolt-on hub provision and is UL listed, meeting or exceeding NEMA Standard KS1. This safety switch is commonly used for disconnecting lighting, air conditioning, and appliances, offering both over-current and short-circuit protection