A105J61ZQ0004 is a single-pole rocker switch from the Gemini A Series designed for general-purpose switching applications. The switch is rated for 2A at 250VAC or 5A at 120VAC and features an epoxy seal for environmental protection. The case is constructed from DAP (30–40% glass-filled) material with UL94 V–0 rating, while the frame is made of 304 stainless steel for durability. The B terminals and contacts are finished with gold over nickel, and the rocker cap is made from nylon with UL94 V–1 rating. This switch is commonly used in consumer electronics, appliances, and industrial control panels where reliable on/off switching is required.