A103SYZQ04 is an SPDT (Single Pole Double Throw) toggle switch from the Alcoswitch A Series Gemini line, designed for reliable circuit switching applications. This vertical mount switch features silver contacts, wire lug terminals, a long bat actuator, and an On-Off switching configuration. The switch incorporates a machined brass toggle with heavy nickel plating, a rigid one-piece die cast bushing and frame, and epoxy-sealed terminals for enhanced durability. With a contact rating of 2 A @ 250 VAC or 5 A @ 125 VAC for silver contacts, an operating temperature range of -20°C to +85°C, and electrical life up to 30,000 cycles, this switch is suitable for industrial control panels, instrumentation, and general-purpose switching applications.