Bitmain

Antminer S21 IMM

Immersion-configured S21 units in 215T and 227T bins, for single-phase immersion tanks with dielectric fluid. New to the review catalog at our standard markup. Requires an immersion tank and fluid handling.

Algorithm: SHA-256 (BTC)
Cooling: Immersion
Type: Miner

Before you deploy

Immersion units require a dielectric-fluid tank and fluid handling. These power figures are for normal energy mode, not high-energy mode.

Research sources

S21 Imm 215T: 3440W, 16 J/TH; 227T estimated at the same normal-mode efficiency. Official immersion image downloaded locally; copyright BITMAIN.(manufacturer)

215 TH/s$1,459.35Equipment only · per unit

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

Configuration

Hashrate: 215 TH/s
Power: 3,440 W
Efficiency: 16 J/TH (normal mode)

Confirm warranty with Pickaxe

Quantity

Estimated total$1,459.35

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, 11:26 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

$245.53

0.003228 BTC

Electricity

-$188.48

$0.075/kWh × 3,440W

Monthly Net

+$57.04

After power

Estimated annual production

$2,946/yr

+$685/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.