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Electrical components and vacuums. In some aspects, the invention provides an electrical component including a housing defining a passageway, a motor supported by the housing, the motor being selectively electrically connectable with a power source, a fan connected to the motor and operable to gener

Electrical components and vacuums. In some aspects, the invention provides an electrical component including a housing defining a passageway, a motor supported by the housing, the motor being selectively electrically connectable with a power source, a fan connected to the motor and operable to generate an airflow through the passageway, an electrical circuit supported by the housing, the electrical circuit being selectively electrically connectable with the power source, and a power-tool battery electrically connectable with the electrical circuit such that power is selectively transferred between the battery and the electrical circuit, the battery being connectable to the housing. In some aspects, the invention provides a vacuum.

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What is claimed is: 1. An electrical component comprising: a housing assembly defining a passageway; a motor supported by the housing assembly, the motor being selectively electrically connectable with a power source; a fan connected to the motor and operable to generate an airflow through the pass

What is claimed is: 1. An electrical component comprising: a housing assembly defining a passageway; a motor supported by the housing assembly, the motor being selectively electrically connectable with a power source; a fan connected to the motor and operable to generate an airflow through the passageway; a blow-molded base connected to the housing assembly; a handle connected to at least one of the housing assembly and the base, the handle having an upper portion positioned above the housing assembly and a side portion positioned to one side of the housing assembly, the handle being configured to absorb impacts to the housing assembly; an electrical circuit supported by the housing, the electrical circuit being selectively electrically connectable with the power source; a first power-tool battery selectively electrically connectable with the electrical circuit such that power is selectively transferred between the first power-tool battery and the electrical circuit to selectively connect the first power-tool battery to the motor; and a controller selectively electrically connectable with the electrical circuit and the first power-tool battery, the controller being operable to electrically connect at least one of the first power tool battery and the power source to the electrical circuit. 2. The electrical component of claim 1, wherein the electrical circuit selectively electrically connects the motor and the power source. 3. The electrical component of claim 1, wherein the housing includes a support portion having a housing projection and a housing groove; and wherein, the battery includes a battery support portion having a battery projection and a battery groove, the battery projection being engageable with the housing groove, and the housing projection being engageable with the battery groove to connect the battery to the housing. 4. The electrical component of claim 1, wherein the electrical circuit selectively electrically connects the motor and the first power-tool battery. 5. The electrical component of claim 1, further comprising a charging circuit supported by the housing, wherein the charging circuit is selectively electrically connectable with the power source, and wherein the charging circuit is operable to selectively electrical connect the first power-tool battery and the power source to charge the first power-tool battery. 6. The electrical component of claim 1, wherein the housing also defines an opening, wherein the electrical component further comprises a container assembly having at least a first portion in fluid communication with the passageway, the container assembly having at least a second portion in fluid communication with the opening, wherein the fan is operable to generate an air flow through the passageway and into the first portion of the container assembly, and wherein, during operation of the fan generating the air flow, first debris is carried by the air flow through the passageway and into the first portion of the container assembly and second debris is insertable through the opening into the second portion of the container assembly without substantially effecting the air flow. 7. The electrical component of claim 1, further comprising a second power-tool battery selectively electrically connectable with the electrical circuit such that power is selectively transferred between the second power-tool battery and the electrical circuit to selectively connect the second power-tool battery to the motor. 8. The electrical component of claim 7, wherein the controller is operable to monitor a charge level of the first power tool battery and of the second power tool battery and selectively electrically connect one of the first power tool battery and the second power tool battery to the electrical circuit in response to the charge level of the first power tool battery and of the second power tool battery. 9. An electrical component comprising: a housing assembly defining a passageway; a motor supported by the housing assembly, the motor being selectively electrically connectable with a power source that is operable to deliver an AC current; a fan connected to the motor and operable to generate a vacuum; a handle connected to the housing assembly, the handle having an upper portion positioned above the housing assembly and a side portion positioned to one side of the housing assembly; a first power-tool battery selectively connectable to the housing assembly and operable to provide a DC current; an electrical circuit supported by the housing, the electrical circuit being selectively electrically connectable with the power source to selectively connect the power source to the motor and with the first power-tool battery to selectively connect the first power-tool battery to the motor; and a controller operable to electrically connect the power source to the motor and to connect the first power-tool battery to the electrical circuit for charging in response to a non-zero AC current and to electrically connect the first power-tool battery to the motor to provide the DC current to the motor in response to a zero AC current. 10. The electrical component of claim 9, further comprising a second power-tool battery selectively electrically connectable with the electrical circuit such that power is selectively transferred between the second power-tool battery and the electrical circuit to selectively provide power to the motor and charge the second power-tool battery.