Payback Period
Payback period is the time it takes for mining hardware to generate revenue equal to its cost.
Related terms
POS
POS, or Proof of Stake, is a consensus method selecting validators based on staked coins.
PPLNS (Pay Per Last N Share)
PPLNS rewards miners based on the number of shares contributed to the last N shares.
PPS (Pay-Per-Share)
PPS is a mining pool payout method compensating based on contributed hashrate.
PSU
A PSU provides power to ASICs and may be external or integrated.
PoW (Proof-of-Work)
PoW is a consensus method using computational work to validate blockchain transactions.
Power Rate
Power rate is the cost of electricity used in mining, measured per kilowatt-hour.