Square D by Schneider Electric fusible 3-wire general duty safety switch.
General duty safety switches are designed for residential and commercial applications where durability and economy are prime considerations. Typical loads are lighting, air conditioning and appliances. They are suitable for use as service equipment when equipped with a factory- or field-installed neutral assembly or a field-installed service grounding kit as applicable. General duty safety switches are UL Listed, File E2875, and meet or exceed the NEMA Standard KS1.