The 9050.4100 Switch manufactured by Marquardt is a Push-Button, Single-Pole, Double-Throw (SPDT) switch, capable of handling up to 5 Amps at 48 Volts, Alternating Current (VAC) or 4 Amps at 30 Volts, Direct Current (VDC). It is an “ON-(ON)” switch, meaning it has two distinct “On” positions; when the switch is pressed, the first “On” position is activated, and when it is pressed again, the second “On” position is activated.