An apparatus comprising: a first switch electrically connected between an appliance and terminals of the appliance that are connectable to a power source of the appliance, wherein when the terminals are connected to the power source the first switch is configured to close when a door of the appliance is at least partially open to thereby connect the appliance to the power source, and configured to open when the door is closed to thereby disconnect the appliance from the power source; a second switch electrically connected between the appliance and the terminals of the appliance, wherein when the terminals are connected to the power source the second switch is configured to close when the appliance enters an operational mode to thereby connect the appliance to the power source, and configured to open when the appliance enters an unpowered mode to thereby disconnect the appliance from the power source, the appliance being connected to the power source when at least one of the first switch or the second switch is closed, and disconnected from the power source when both the first switch and the second switch are open; a third switch electrically connected to the second switch and configured to control the second switch to close upon actuation of the third switch, the third switch comprising a sensor configured to actuate in response to the sensor detecting a presence of a material, object or user in proximity of the appliance or a particular area of the appliance, wherein when the appliance is in the unpowered mode, actuation of the third switch causes the appliance to enter the operational mode; and a latch circuit electrically connected to the second switch and configured to control operation of the second switch, wherein the latch circuit is configured such that when the appliance is in the unpowered mode and the first switch is open, the latch circuit and the sensor are powered by an energy storage device electrically connected to the latch circuit, wherein the latch circuit is configured such that when the appliance is in the unpowered mode and the second switch is open, the latch circuit is powered by the power source through the first switch when the door of the appliance is at least partially open and the first switch is closed. a first switch electrically connected between an appliance and terminals of the appliance that are connectable to a power source of the appliance, wherein when the terminals are connected to the power source the first switch is configured to close when a door of the appliance is at least partially open to thereby connect the appliance to the power source, and configured to open when the door is closed to thereby disconnect the appliance from the power source; a second switch electrically connected between the appliance and the terminals of the appliance, wherein when the terminals are connected to the power source the second switch is configured to close when the appliance enters an operational mode to thereby connect the appliance to the power source, and configured to open when the appliance enters an unpowered mode to thereby disconnect the appliance from the power source, the appliance being connected to the power source when at least one of the first switch or the second switch is closed, and disconnected from the power source when both the first switch and the second switch are open; a third switch electrically connected to the second switch and configured to control the second switch to close upon actuation of the third switch, the third switch comprising a sensor configured to actuate in response to the sensor detecting a presence of a material, object or user in proximity of the appliance or a particular area of the appliance, wherein when the appliance is in the unpowered mode, actuation of the third switch causes the appliance to enter the operational mode; and a latch circuit electrically connected to the second switch and configured to control operation of the second switch, wherein the latch circuit is configured such that when the appliance is in the unpowered mode and the first switch is open, the latch circuit and the sensor are powered by an energy storage device electrically connected to the latch circuit, wherein the latch circuit is configured such that when the appliance is in the unpowered mode and the second switch is open, the latch circuit is powered by the power source through the first switch when the door of the appliance is at least partially open and the first switch is closed.