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Computer System Hardware Classes

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The Computer System Hardware category groups classes together that represent hardware related objects. Examples include input devices, hard disks, expansion cards, video devices, networking devices, and system power.

Cooling Device Classes

The Cooling Devices subcategory groups classes that represent instrumentable fans, temperature probes, and refrigeration devices.

Class Description
Win32_Fan Represents the properties of a fan device in the computer system.
Win32_HeatPipe Represents the properties of a heat pipe cooling device.
Win32_Refrigeration Represents the properties of a refrigeration device.
Win32_TemperatureProbe Represents the properties of a temperature sensor (electronic thermometer).

Input Device Classes

The Input Devices subcategory groups classes that represent keyboards and pointing devices.

Class Description
Win32_Keyboard Represents a keyboard installed on a computer system running Windows.
Win32_PointingDevice Represents an input device used to point to and select regions on the display of a computer system running Windows.

Mass Storage Classes

Classes in the Mass Storage subcategory represent storage devices such as hard disk drives, CD-ROM drives, and tape drives.

Class Description
Win32_AutochkSetting Represents the settings for the autocheck operation of a disk.
Win32_CDROMDrive Represents a CD-ROM drive on a computer system running Windows.
Win32_DiskDrive Represents a physical disk drive as seen by a computer running the Windows operating system.
Win32_FloppyDrive Manages the capabilities of a floppy disk drive.
Win32_PhysicalMedia Represents any type of documentation or storage medium.
Win32_TapeDrive Represents a tape drive on a computer system running Windows.

Motherboard, Controller, and Port Classes

The Motherboard, Controllers, and Ports subcategory groups classes that represent system devices. Examples include system memory, cache memory, and controllers.

Class Description
Win32_1394Controller Represents the capabilities and management of a 1394 controller.
Win32_1394ControllerDevice Relates the high-speed serial bus (IEEE 1394 Firewire) Controller and the CIM_LogicalDevice instance connected to it.
Win32_AllocatedResource Relates a logical device to a system resource.
Win32_AssociatedProcessorMemory Relates a processor and its cache memory.
Win32_BaseBoard Represents a baseboard (also known as a motherboard or system board).
Win32_BIOS Represents the attributes of the computer system's basic input or output services (BIOS) that are installed on the computer.
Win32_Bus Represents a physical bus as seen by a Windows operating system.
Win32_CacheMemory Represents cache memory (internal and external) on a computer system.
Win32_ControllerHasHub Represents the hubs downstream from the universal serial bus (USB) controller.
Win32_DeviceBus Relates a system bus and a logical device using the bus.
Win32_DeviceMemoryAddress Represents a device memory address on a Windows system.
Win32_DeviceSettings Relates a logical device and a setting that can be applied to it.
Win32_DMAChannel Represents a direct memory access (DMA) channel on a computer system running Windows.
Win32_FloppyController Represents the capabilities and management capacity of a floppy disk drive controller.
Win32_IDEController Represents the capabilities of an Integrated Drive Electronics (IDE) controller device.
Win32_IDEControllerDevice Association class that relates an IDE controller and the logical device.
Win32_InfraredDevice Represents the capabilities and management of an infrared device.
Win32_IRQResource Represents an interrupt request line (IRQ) number on a Windows computer system.
Win32_MemoryArray Represents the properties of the computer system memory array and mapped addresses.
Win32_MemoryArrayLocation Relates a logical memory array and the physical memory array upon which it exists.
Win32_MemoryDevice Represents the properties of a computer system's memory device along with its associated mapped addresses.
Win32_MemoryDeviceArray Relates a memory device and the memory array in which it resides.
Win32_MemoryDeviceLocation Association class that relates a memory device and the physical memory on which it exists.
Win32_MotherboardDevice Represents a device that contains the central components of the computer system running Windows.
Win32_OnBoardDevice Represents common adapter devices built into the motherboard (system board).
Win32_ParallelPort Represents the properties of a parallel port on a computer system running Windows.
Win32_PCMCIAController Manages the capabilities of a Personal Computer Memory Card Interface Adapter (PCMCIA) controller device.
Win32_PhysicalMemory Represents a physical memory device located on a computer as available to the operating system.
Win32_PhysicalMemoryArray Represents details about the computer system's physical memory.
Win32_PhysicalMemoryLocation Relates an array of physical memory and its physical memory.
Win32_PNPAllocatedResource Represents an association between logical devices and system resources.
Win32_PNPDevice Relates a device (known to Configuration Manager as a PNPEntity), and the function it performs.
Win32_PNPEntity Represents the properties of a Plug and Play device.
Win32_PortConnector Represents physical connection ports, such as DB-25 pin male, Centronics, and PS/2.
Win32_PortResource Represents an I/O port on a computer system running Windows.
Win32_Processor Represents a device capable of interpreting a sequence of machine instructions on a computer system running Windows.
Win32_SCSIController Represents a small computer system interface (SCSI) controller on a computer system running Windows.
Win32_SCSIControllerDevice Relates a SCSI controller and the logical device (disk drive) connected to it.
Win32_SerialPort Represents a serial port on a computer system running Windows.
Win32_SerialPortConfiguration Represents the settings for data transmission on a Windows serial port.
Win32_SerialPortSetting Relates a serial port and its configuration settings.
Win32_SMBIOSMemory Represents the capabilities and management of memory-related logical devices.
Win32_SoundDevice Represents the properties of a sound device on a computer system running Windows.
Win32_SystemBIOS Relates a computer system (including data such as startup properties, time zones, boot configurations, or administrative passwords) and a system BIOS (services, languages, and system management properties).
Win32_SystemDriverPNPEntity Relates a Plug and Play device on the Windows computer system and the driver that supports the Plug and Play device.
Win32_SystemEnclosure Represents the properties associated with a physical system enclosure.
Win32_SystemMemoryResource Represents a system memory resource on a Windows system.
Win32_SystemSlot Represents physical connection points including ports, motherboard slots and peripherals, and proprietary connections points.
Win32_USBController Manages the capabilities of a universal serial bus (USB) controller.
Win32_USBControllerDevice Relates a USB controller and the CIM_LogicalDevice instances connected to it.
Win32_USBHub Represents the management characteristics of a USB hub.

Networking Device Classes

The Networking Devices subcategory groups classes that represent the network interface controller, its configurations, and its settings.

Class Description
Win32_NetworkAdapter Represents a network adapter on a computer system running Windows.
Win32_NetworkAdapterConfiguration Represents the attributes and behaviors of a network adapter. The class is not guaranteed to be supported after the ratification of the Distributed Management Task Force (DMTF) CIM network specification.
Win32_NetworkAdapterSetting Relates a network adapter and its configuration settings.

Power Classes

The Power subcategory groups classes that represent power supplies, batteries, and events related to these devices.

Class Description
Win32_Battery Represents a battery connected to the computer system.
Win32_CurrentProbe Represents the properties of a current monitoring sensor (ammeter).
Win32_PortableBattery Represents the properties of a portable battery, such as one used for a notebook computer.
Win32_PowerManagementEvent Represents power management events resulting from power state changes.
Win32_VoltageProbe Represents the properties of a voltage sensor (electronic voltmeter).

Printing Classes

The Printing subcategory groups classes that represent printers, printer configurations, and print jobs.

Class Description
Win32_DriverForDevice Relates a printer to a printer driver.
Win32_Printer Represents a device connected to a computer system running Windows that is capable of reproducing a visual image on a medium.
Win32_PrinterConfiguration Defines the configuration for a printer device.
Win32_PrinterController Relates a printer and the local device to which the printer is connected.
Win32_PrinterDriver Represents the drivers for a Win32_Printer instance.
Win32_PrinterDriverDll Relates a local printer and its driver file (not the driver itself).
Win32_PrinterSetting Relates a printer and its configuration settings.
Win32_PrintJob Represents a print job generated by a Windows-based application.
Win32_TCPIPPrinterPort Represents a TCP/IP service access point.

Telephony Classes

The Telephony subcategory groups classes that represent "plain old telephone" modem devices and their associated serial connections.

Class Description
Win32_POTSModem Represents the services and characteristics of a Plain Old Telephone Service (POTS) modem on a computer system running Windows.
Win32_POTSModemToSerialPort Relates a modem and the serial port the modem uses.

Video and Monitor Classes

The Video and Monitors subcategory groups classes that represent monitors, video cards, and their associated settings.

Class Description
Win32_DesktopMonitor Represents the type of monitor or display device attached to the computer system.
Win32_DisplayControllerConfiguration Represents the video adapter configuration information of a computer system running Windows. This class is obsolete. In place of this class, use the properties in the Win32_VideoController, Win32_DesktopMonitor, and CIM_VideoControllerResolution classes.
Win32_VideoController Represents the capabilities and management capacity of the video controller on a computer system running Windows.
Win32_VideoSettings Relates a video controller and video settings that can be applied to it.

Win32 Classes