S21 Pro Cooling + Profitability App

Live BTC price and difficulty are pulled in-browser. No Excel external-content setting required.

Editable Inputs

View-Only Design Constants

Live sources: mempool.space price API and Blockchain.com difficulty API.
BTC Price
$—
Network Difficulty
—
Net Profit / Miner / Day
$—
Profit Lost / Day vs 324
$—

Cooling Results

Total IT Load
—
Required Airflow
—
System CFM Capacity
—
Effective Intake Area
—
Intake Velocity
—
Exhaust Velocity
—
Expected Exhaust Temp
—
Machines Reduced from 324
—
Annual Profit Loss
—
Calculating...
Profitability estimate = expected BTC mined per miner per day × live BTC price − power cost. S21 Pro assumptions: 234 TH/s and 3.51 kW. Cooling model uses 20°F design rise, 650 FPM max intake, 1000 FPM max exhaust, and 0.90 safety factor.