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  2. Automobile auxiliary power outlet - Wikipedia

    en.wikipedia.org/wiki/Automobile_auxiliary_power...

    For the 12 volt systems, the center contact is the positive terminal and the shell is the negative terminal. Most automobiles connect the negative terminal to the frame of the vehicle (negative ground). 12 volt auto connectors are made to comply with a standard by Underwriters Laboratories for safety. UL2089 was developed to cover the ...

  3. 12-volt outlet - Wikipedia

    en.wikipedia.org/wiki/12-volt_outlet

    A 12-volt outlet is any electrical outlet that outputs 12 volts and may refer to: Cigar lighter receptacle, the most famous example; Molex connector, used for connecting hard drives and optical drives, and sometimes for powering flash memory surrogate hard drive modules; Trailer lighting connector, has multiple prongs with 12 volts

  4. AC adapter - Wikipedia

    en.wikipedia.org/wiki/AC_adapter

    Plug-in adapters equipped with USB receptacles are widely available to convert 120 VAC or 240 VAC power or 12 VDC automotive power to 5 VDC USB power (see photo at right). The trend towards more-compact electronic devices has driven a shift towards the micro-USB and mini-USB connectors, which are electrically compatible in function to the ...

  5. DC connector - Wikipedia

    en.wikipedia.org/wiki/DC_connector

    The polarity for 12 V DC sockets is center pin positive (+), outer collar negative (−). Reversed polarity will damage some electronic devices. Although the nominal voltage of a 12 V lead acid battery is 12 V DC, when the engine is running the car's battery charging system will bring the system voltage to 13.8 V DC or higher. [10]

  6. PoweredUSB - Wikipedia

    en.wikipedia.org/wiki/PoweredUSB

    12 V and 24 V powered USB sockets, on an NCR cash register. PoweredUSB, also known as Retail USB, USB PlusPower, USB +Power, and USB Power Plus, [1] is an addition to the Universal Serial Bus standard that allows for higher-power devices to obtain power through their USB host instead of requiring an independent power supply or external AC adapter.

  7. You can find huge savings in Amazon's secret overstock ... - AOL

    www.aol.com/lifestyle/you-can-find-huge-savings...

    It fills them in seconds when plugged into your car's 12-volt power outlet, and its 9.8-foot cord is long enough to let you reach all four without having to keep adjusting the inflator's position.

  8. Battery charger - Wikipedia

    en.wikipedia.org/wiki/Battery_charger

    Charging a 12 V lead–acid car battery A mobile phone plugged in to an AC adapter for charging. A battery charger, recharger, or simply charger, [1] [2] is a device that stores energy in an electric battery by running current through it.

  9. EnergyBus - Wikipedia

    en.wikipedia.org/wiki/EnergyBus

    EnergyBus male, used for battery packs. The two main pins deliver 12‒48 volts direct current, with the four small pins used for data communications and auxiliary power. Pin 1: CAN_H: CAN bus high: Pin 2: CAN_L: CAN bus low: Pin 3: AUX_V: Auxiliary +12 volt for sensors: Pin 4 (AUX_GND) reserved / auxiliary ground: Pin 5: POW_V: power transfer ...

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