Energy · Glossary

Glossary

Demand Charge
A fee based on your highest peak power draw in a billing period, separate from total energy used.
Kilowatt-Hour (kWh)
The standard unit of electrical energy billing: one kilowatt of power drawn for one hour.
kWh
Kilowatt-hour - one kilowatt of power consumed for one hour. The unit your electricity company bills in.
Performance per Watt
A measure of how much mining work a device does for each watt of power it consumes.
Phantom Load
The small amount of electricity devices draw continuously even when switched off or idle.
Thermal Output (BTU)
The amount of heat a rig releases, measured in British Thermal Units per hour.
Time-of-Use Rate
An electricity pricing plan where the kWh price changes depending on the time of day or week.
Undervolting
Reducing the voltage supplied to a CPU or GPU so it runs cooler and uses less power.
Wattage
The rate at which an appliance consumes electrical power, measured in watts (W).