LiveBTC$77,162Hashprice$0.033/TH/dayDifficulty148.4 THalvingin 529 daysHosting space open atF49,F48,F39+7 moreas of 21:55 GST
Bitmain Antminer S21 200 TH/s
Representative picture of the same model family; the seller has not added photos.
RefurbishedGrade A

Bitmain Antminer S21 200 TH/s

United Arab Emirates

SellerSold by Segments
MachineReady in about 14 days
$1,050
≈ AED 3,856
per unit · 1 unit
Price per TH $5.25
Estimated mining profit per unit
Estimated mining profit per unitPer day30 days
Revenue$6.90$207
Hosting at $0.068/kWh−$5.71−$171
Net profit$1.19$36
Pays for itself in about 152 days at today's BTC price
Model your own assumptions ↓
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Host it at Segments

Buy this machine and keep it running in a Segments data center: $5.71 a day per unit at 6.8¢/kWh.

InstallationPer day30 daysProfit / day
Standard6.8¢/kWh$5.71$171$1.19
Up front5.8¢/kWh$4.87$146$2.03
In the rate7.8¢/kWh$6.55$197$0.35

Electricity for one unit running 24 hours a day at the standard plan rates. Installation and transport are quoted separately. Profit uses today's BTC price and difficulty, before pool fees; an estimate, not a promise.

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Specifications

Brand
Bitmain
Model
Bitmain Antminer S21
Hashrate
200 TH/s
Power
3500 W
Efficiency
17.5 J/TH
Condition
Refurbished
Grade
Grade A
Quantity available
1
Location
United Arab Emirates
Listed
Oct 30, 2026

Condition and proof

Functional grade
AAll hashboards working, at least 95% of nameplate hashrate, never repaired.
Manufacturer warranty
No warranty
Machine location
In transit
Availability
Partner stock, ready to collect from Segments about 14 days after payment

The seller gave the serial numbers to Segments. Our team checks them; they are not shown publicly.

Profit calculator

Starts from today's BTC price and network difficulty. Change the assumptions to match your view of the market.

$/kWh
Segments hosting rates:
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$77,163

+0% vs today ($77,163)

1.5% / month
95%
2%
35%

Used to estimate what the machine could be resold for at the end of the period.

Period
First month net
$29
Net earnings, 24 months
$167
Payback
6 months
BTC mined
0.0257 BTC
Net incl. resale
−$439
Earnings − price + resale value after 24 months
Resale value after 24 mo
$444
Operating break-even
Month 12
When revenue stops covering hosting
Profit per watt
$0.008/W/mo

Cumulative profit after purchase price

−$883
Cumulative

Month 1 breakdown

Gross revenue
$198
Hosting
−$165
Pool fee
−$4
Net
$29

Estimates only, not financial advice. The model assumes the miner is switched off in any month it would lose money. Bitcoin price, difficulty, pool luck, maintenance and curtailment all change real results.

Seller's description

Used condition, no warranty.

Segments reviews every ad, but unless the Segments sales team handles the deal, the sale is agreed directly between buyer and seller. Never pay before the machine has been verified.

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