The Square D by Schneider Electric 30 amp 240 volt 2-pole general duty safety switch is designed for residential and commercial applications where durability and economy are prime considerations. Typical loads are lighting, air conditioning and appliances. This switch is suitable for use as service entrance equipment when equipped with a service grounding kit. The switch is UL listed, File E2875 and meet or exceed the NEMA standard KS1. California Prop 65: This product can expose you to chemicals including Lead and lead compounds, which are known to the State of California to cause cancer and birth defects or other reproductive harm.