Bitdeer Sealminer A3 Air
PRE-ORDER

Sealminer A3 Air (260Th)

$3,999.00
Hashrate
260 TH/S
Power
3640 W
Daily Profit
$6.10
ROI
56%
1

Profitability Calculator

Estimate your mining returns based on current market conditions

$/kWh
3640W = 87.4 kWh/day
Daily Profit$6.10
Annual ROI56%
Break-even656 days
Yearly Profit$2,228.17
PeriodRevenueElectricity CostNet ProfitBTC Mined
Daily$10.04$3.93$6.100.000124 BTC
Weekly$70.25$27.52$42.730.000866 BTC
Monthly$301.07$117.94$183.140.0037 BTC
Yearly$3,663.06$1,434.89$2,228.170.0451 BTC

Historical Profitability

Daily profit trends for Bitcoin

Current Daily $6.08
30-Day Average$5.82
Best Day$17.26
Price Change (24h)+1.16%

Buying Options & Deployment Support

Shipping, payment, warranty, hosting, and bulk ordering — everything you need to know before you buy.

Global Shipping

Fast worldwide shipping to 70+ countries with tracked delivery in 7–14 business days. Express options available at checkout.

Lead Time & Stock

In-stock units ship within 1–3 business days. Back-ordered models ship within 2–4 weeks — confirm exact dates before you buy.

Secure Payment

Pay by crypto (BTC, USDT, ETH), wire transfer, or card. Large orders and corporate buyers get dedicated invoicing terms.

Warranty & Aftersales

Brand-new miners ship with the full manufacturer warranty (typically 12 months). LeedMiner coordinates RMA and technical support on your behalf.

Managed Hosting

Deploy in our partner data centers at $0.06–$0.08/kWh all-in. Avoid noise, cooling, and power-upgrade costs at home.

Bulk & Farm Orders

Wholesale pricing for 10+ units. Dedicated account manager, priority shipping, and customized deployment planning.

Need help planning your deployment?

Our team helps with hosting quotes, farm-scale sourcing, and end-to-end logistics — usually back to you within a few hours.

Mineable Coins

Cryptocurrencies you can mine with SHA-256

7 coins available
CoinAlgorithmDaily RevenueDaily ProfitDaily Reward
DGB
DigiByteDGB
SHA-256$11.12$7.192911.14 DGB
XEC
eCashXEC
SHA-256$10.61$6.681447195.91 XEC
FB
Fractal BitcoinFB
SHA-256$10.43$6.5022.48 FB
BTC
BitcoinBTC
SHA-256$10.04$6.100.000124 BTC
BCH
Bitcoin CashBCH
SHA-256$10.01$6.080.0217 BCH
PPC
PeercoinPPC
SHA-256$0.00-$3.9335.05 PPC
UNO
UnobtaniumUNO
SHA-256$0.00-$3.932.2716e-7 UNO

Mining Pools for BTC

0.0050.010.0515
FPPS4%
PPLNS2%
0.001
PPS+3%
0.001
PPS+4%
PPLNS2%

Which miner is better for you?

Compare BTC miners with similar hashrate or price

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MinerHashratePowerEfficiencyDaily ProfitPayback PeriodPriceAction
Bitdeer Sealminer A3 Air
Bitdeer Sealminer A3 Air
Bitdeer
Current
260 TH/S3640 W14 J/Th $6.10656 days
$3,999.00
Viewing
Bitdeer Sealminer A2 Pro(260Th)
Bitdeer Sealminer A2 Pro(260Th)
Bitdeer
260 TH/S3817 W14.86 J/Th $5.91503 days
$2,969.60 - $3,147.00-26%
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Whatsminer M72(262Th)
Whatsminer M72(262Th)
MicroBT
262 TH/S3799 W14.5 J/Th $6.01715 days
$4,297.00 - $4,298.00+7%
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Whatsminer M70S+
Whatsminer M70S+
MicroBT
262 TH/S3275 W12.5 J/Th $6.58853 days
$5,607.00 - $5,608.00+40%
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Bitdeer Sealminer A2 Pro Air(256Th)
Bitdeer Sealminer A2 Pro Air(256Th)
Bitdeer
256 TH/S3806 W14.86 J/Th $5.77515 days
$2,970.00-26%
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Bitdeer Sealminer A3 Air

Bitdeer Sealminer A3 Air

Bitdeer

Current Product
Hashrate

260 TH/S

Power

3640 W

Efficiency

14 J/Th

Daily Profit

$6.10

Bitdeer Sealminer A2 Pro(260Th)

Bitdeer Sealminer A2 Pro(260Th)

Bitdeer

Hashrate

260 TH/S

Power

3817 W

Efficiency

14.86 J/Th

Daily Profit

$5.91

Whatsminer M72(262Th)

Whatsminer M72(262Th)

MicroBT

Hashrate

262 TH/S

Power

3799 W

Efficiency

14.5 J/Th

Daily Profit

$6.01

Whatsminer M70S+

Whatsminer M70S+

MicroBT

Hashrate

262 TH/S

Power

3275 W

Efficiency

12.5 J/Th

Daily Profit

$6.58

Bitdeer Sealminer A2 Pro Air(256Th)

Bitdeer Sealminer A2 Pro Air(256Th)

Bitdeer

Hashrate

256 TH/S

Power

3806 W

Efficiency

14.86 J/Th

Daily Profit

$5.77

Better Value Alternative: Bitdeer Sealminer A2 Pro(260Th)

Shorter payback period by 153 days at lower price point

Check it out →

Technical Specifications

Performance
ManufacturerBitdeer
ModelSealminer A3 Air (260Th)
Release DateMarch 2024
AlgorithmSHA-256
Hashrate260 TH/S
Power Consumption3640 W
Efficiency14 J/Th
Physical
Weight15.4 kg
Dimensions365x197x292(mm)
Noise Level75 dB
CoolingAir
Power Requirements
Power Interface2x C19, 20A minimum
Input Voltage220 - 277V
Frequency50/60 Hz
Recommended PSU4000W+
Environment
Operating Temperature0°C ~ 40°C
Storage Temperature-20°C ~ 70°C
Operating Humidity5 - 95 %
Altitude≤2000m

Detailed Overview

Bitdeer Sealminer A3 Air (260Th/s)  from Bitdeer mining SHA-256 algorithm with a maximum hashrate of 260TH/S for a power consumption of 3640W

Key Features

  • 14 J/Th efficiency
  • 260 TH/S hashrate
  • 3640 W power consumption
  • SHA-256 algorithm

Why choose Bitdeer Sealminer A3 Air?

The Bitdeer Sealminer A3 Air from Bitdeer offers exceptional efficiency at 14 J/Th, making it one of the most profitable miners in its class. With a hashrate of 260 TH/S, power consumption of 3640 W, and support for SHA-256 algorithm, it delivers impressive returns. Backed by manufacturer warranty and our professional support team.

Frequently Asked Questions

Get answers to common questions about this miner

As of May 6, 2026, considering an electricity cost of 0.045/KWh, the Sealminer A3 Air (260Th) has been calculated to generate:

• Daily Revenue: $10.008
• Daily Electricity Cost: $3.93
• Daily Net Profit: $6.08

Projected earnings:
• Monthly Net Profit: $182.30
• Yearly Net Profit: $2218.03