Bitmain

Antminer S21 Pro

The S21 Pro is Bitmain's efficiency-focused air-cooled unit. The 234T bin is confirmed by Bitmain at 3510W and 15 J/TH. The 245T bin shown here is priced from its verified supplier cost; the 234T is sold through Pickaxe's guided selection.

Algorithm: SHA-256 (BTC)
Cooling: Air-cooled
Type: Miner

Research sources

S21 Pro 234T: 3510W, 15 J/TH air-cooled(manufacturer)
Official S21 Pro image downloaded locally, copyright BITMAIN. 245T power is estimated using the published 15 J/TH family efficiency, not a verified 245T wall measurement.(manufacturer)

245 TH/s$2,254Equipment only · per unit

Please confirm pricing and availability with a Pickaxe representative. Listed prices are estimates, not final quotes.

Hashrate: 245 TH/s
Power: 3,675 W (est.)
Efficiency: 15 J/TH (family rating; bin unverified)

Manufacturer warranty

Estimated at 245 TH/s × the manufacturer's 15 J/TH family rating. Exact 245T wall power must be confirmed.

Quantity

Estimated total$2,254

A Pickaxe representative will confirm your final price and availability before you order.

Ships to you. Hosting can be arranged separately with a Pickaxe representative.

Estimated Output

Current network data · Updated Sep 16, 2026, 10:46 PM UTC

Units

Power rate

$/kWh

Hosting means we run your miner for you. It stays at our facility, where we handle power, cooling and monitoring. The main ongoing hosting cost is the electricity it uses at the rate above, shown as Electricity in this calculator. How hosting works.

Monthly Output

$278.47

0.003679 BTC

Electricity

-$201.36

$0.075/kWh × 3,675W (power est.)

Monthly Net

+$77.11

After power

Estimated annual production

$3,342/yr

+$925/yr after power

BTC network estimate

Estimates subtract electricity at the selected rate only, not the full hosting bill. Any additional service, platform or hydro facilitation fees are quoted separately and are not included. Estimated based on current conditions; actual results vary with network difficulty, market prices and operational uptime.