Description

liquidctl is a command-line tool to monitor and control fan speeds, LED colour and pump volumes of specific power supplies, motherboards, graphics cards and cooling solutions.

To allow this snap access to your device(s), issue the following connection commands:

$ sudo snap connect liquidctl:raw-usb
$ sudo snap connect liquidctl:hardware-observe

Examples:

List connected compatible devices:

$ liquidctl list
Device #0: Corsair HX750i
Device #1: Corsair Hydro H100i v2

See the power output for a compatible power supply unit:

$ liquidctl --match HX750i status
Corsair HX750i
├── Current uptime                    11:03:54  
├── Total uptime             735 days, 7:03:54  
├── Temperature 1                         43.2  °C
├── Temperature 2                         36.8  °C
├── Fan control mode                  Hardware  
├── Fan speed                                0  rpm
├── Input voltage                       230.00  V
├── +12V OCP mode                   Multi rail  
├── +12V output voltage                  12.14  V
├── +12V output current                   3.25  A
├── +12V output power                    38.00  W
├── +5V output voltage                    5.02  V
├── +5V output current                    3.00  A
├── +5V output power                     15.00  W
├── +3.3V output voltage                  3.28  V
├── +3.3V output current                  0.81  A
├── +3.3V output power                    2.50  W
├── Total power output                   52.00  W
├── Estimated input power                61.00  W
└── Estimated efficiency                    85  %

Set the fan thresholds for a hydro cooler:

$ liquidctl --match hydro set fan speed 0 0 100 0 45 55 50 60 55 75 60 100 

For more information, see the upstream project repository: https://github.com/liquidctl/liquidctl

The liquidctl snap unofficial and is not endorsed by the upsteam project.

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