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Bitmain
Antminer S21j XP Hyd
Specifications
Hashrate
495 TH/s
#21
Power
5,940 W
#31
Efficiency
12.0 J/TH
#9
Cooling
Hydro
Release Year
2026
Economics
$/kWh
BTC / month
₿0.007633
#21
Monthly revenue
$501
#21
Monthly cost
$303
#83
Monthly gross profit
$197
#11
Gross margin
39%
#10
Revenue / kWh
$0.116
#10
Gross Margin History
Revenue per kWh History
30D
1Y
All
Now
—
Avg
—
Max
—
Min
—
25%
50%
75%
100%
Jan '26
Feb '26
Mar '26
Apr '26
May '26
Jun '26
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