* Mining profitability *

Bitdeer SealMiner A3 Air (260TH)

SealMiner A3 Air Profit Calculator delivers accurate real-time prof

Read more
Manufacturer
Bitdeer
Bitdeer SealMiner A3 Air (260TH)
Realtime Mining Profit
$1.76/day
260TH/s
Hashrate
3640W
Power

Profitability Analysis

Live Data

Here you can see a detailed analysis of miner profitability, updated in real-time.

Current BTC Price $64,105.00
Period Income Expense Profit
Daily
$8.75 $6.99
$1.76
Monthly
$262.61 $209.66
$52.94
Yearly
$3,195.03 $2,550.91
$644.12
No Offer available
* Overview

Bitdeer SealMiner A3 Air (260TH/s) Hardware Overview

Learn more about this ASIC miner, including its specifications, performance, energy consumption, and profitability.

The Bitdeer SealMiner A3 Air arrives like a practical miracle: compact and unassuming yet humming with the certainty of 260 TH/s as it weaves SHA‑256 puzzles into coins, drawing about 3,640 watts and exhibiting an efficiency near 14 joules per terahash so that every joule seems to be counted and accounted for; its straightforward, proven air‑cooling acts like an obliging wind that keeps the innards temperate while the miner emits roughly a 75 dB soundscape-noticeably quieter than many contemporaries-so it settles best in professional farms, hosting facilities, or purpose-built containers rather than domestic spaces, and its rack‑friendly, space‑saving chassis allows flexible deployment across warehouses or modular sites. Inside it houses high‑efficiency power supplies nearing 97% conversion, cutting energy loss and maximizing output per watt, which in practice helps stabilize operating costs and supports steady profitability; operators will value that the unit is fully compatible with standard pool and network setups for Bitcoin and other SHA‑256 coins, can be monitored and updated remotely, and benefits from sensible site planning-adequate ventilation, coordinated power distribution, noise mitigation, and rack spacing-to maintain reliable long‑term performance, turning the technical ritual of hashing into an almost ordinary aspect of the mining landscape.

Discover Which Coins This Miner Can Mine

Explore the cryptocurrencies that can be mined using Bitdeer SealMiner A3 Air (260TH/s), including detailed profitability.

Currency Converter

Calculate the mineable coins to any currency.

Rate is for reference only. Updated just now.
Coin Income/Day Profit/Day
$8.28 $
0.00012910 Bitcoin Logo
$1.29 $
0.00002008 Bitcoin Logo
$8.28 $
0.00012887 Bitcoin Logo
$1.30 $
0.00002015 Bitcoin Logo
$7.61 $
0.03728345 Bitcoin Cash Logo
$0.62 $
0.00302463 Bitcoin Cash Logo
$8.75 $
25.18 Fractal Bitcoin Logo
$1.76 $
5.08 Fractal Bitcoin Logo

Historical Mining Performance

Bitdeer SealMiner A3 Air (260TH/s) performance trends over weekly, monthly, and yearly timeframes.

Historical Profitability

View the historical income and profit trends for this miner.

Where to Buy?

Trusted vendors and current market availability, showcasing verified suppliers offering this ASIC miner along with their latest pricing and stock information.

No Offers Available

There are currently no offers for this miner. Please check back later.

SHA-256 Miner Generations

Evolution of cryptocurrency mining hardware throughout the years, with the current generation highlighted for reference.

Generation 1

31 miners

Generation 2

31 miners

Generation 3

31 miners

Generation 4

31 miners

Generation 5

31 miners

Generation 6

31 miners

Generation 7

32 miners

Generation 8

32 miners
* Deep dive

Bitdeer SealMiner A3 Air In Detail

Bitdeer SealMiner A3 Air (260TH/s) — a closer look at the hardware and how it performs.

A miner that reads like a confession, the Bitdeer SealMiner A3 Air speaks in numbers and silence, framing existence as an argument between purpose and emptiness. It grinds SHA-256 puzzles at 260 terahashes per second. Efficiency runs near 14 joules per terahash, yielding roughly 3,640 watts of steady appetite. High-efficiency power supplies push conversion up to about 97 percent, which cuts needless heat and tightens the margin between input and outcome. Air cooling keeps temperatures in check inside a compact, rack-friendly chassis that weighs 15.5 kilograms. Released in October 2025, it accepts 220 to 277 volts to remain stable across shifting climates. Acoustic output hovers near seventy-five decibels, so it fits better in industrial farms and hosted sites than in quiet homes. It pairs with standard pools and supports remote monitoring and updates, enabling large-scale operators to orchestrate fleets from a single console. The small footprint and low-noise design allow flexible placement while the unit’s steady efficiency helps optimize operational cost and throughput. In the hum and blink of status lights one can feel an intellectual dialogue with a hollow beyond, where algorithms answer to both God and the void and where each hashed block is a brief sermon against entropy.

* Full spec sheet

Technical Specifications

Bitdeer SealMiner A3 Air (260TH) — full hardware specifications and mining capabilities.

Tap any value to copy it

Basic Information

Brand
Bitdeer
Model
SealMiner A3 Air
Release Date
October 2025
Algorithm
SHA-256

Performance

Hashrate
260 TH/s
Power Consumption
3640W
Noise Level
75db
Voltage
220-277v

Physical Dimensions

Size
365 x 292 x 197mm
Weight
15.5kgkg
Interface
Ethernet
Humidity
10-90%
Temperature
-20-45°C
Cooling
Air

Mineable Cryptocurrencies

Bitcoin
BTC
Bitcoin
Bitcoin Cash
BCH
Bitcoin Cash
Fractal Bitcoin
FB
Fractal Bitcoin
* The algorithm

Algorithm Information: SHA-256

SHA-256 — what this algorithm is and how it works.

SHA-256 is a cryptographic hash function. Fractal Bitcoin relies on it for proof-of-work consensus. This algorithm processes input data of any length and produces a fixed hash value, ensuring security and integrity in the mining process.

Crypto Mining Pools

Connect to the most reliable mining pools and maximize your crypto mining efficiency with optimized uptime and profitability.

Pool Fee & Payment Connect
NiceHash pool logo
Reseller
F2Pool pool logo
4% FPPS 2% PPLNS
ViaBTC pool logo
4% PPS+ 2% PPLNS
AntPool pool logo
4% FPPS 2% PPLNS
EMCD pool logo
1.5% FPPS
Kryptex pool logo
3% PPS+
BinancePool pool logo
2.5%

User Reviews

See what users are saying about this miner.

No Reviews Yet

Be the first to review this miner!

* Answers Bitdeer

Frequently Asked Questions

Everything you need to know about the Bitdeer SealMiner A3 Air (260TH)

The efficiency of the Bitdeer SealMiner A3 Air 260TH/s is 14.00 J/TH with a hashrate of 260TH/s and power consumption of 3640W.

The Bitdeer SealMiner A3 Air 260TH/s consumes $6.99 daily, $209.66 monthly, and $2,550.91 yearly in electricity costs.

The Bitdeer SealMiner A3 Air 260TH/s uses 3640W of electricity.

The SealMiner A3 Air is manufactured by Bitdeer.

The Bitdeer SealMiner A3 Air has a hashrate of 260TH/s using the SHA-256 algorithm.

The Bitdeer SealMiner A3 Air 260TH/s can mine the following cryptocurrencies:

NiceHash NiceHash (BTC) Bitcoin Bitcoin (BTC) Bitcoin Cash Bitcoin Cash (BCH) Fractal Bitcoin Fractal Bitcoin (FB)

As of August 18, 2026 with an electricity cost of $0.08 the Bitdeer SealMiner A3 Air 260TH/s generates $1.76 daily, $52.94 monthly, and $644.12 yearly.

This makes the Bitdeer SealMiner A3 Air 260TH/s a profitable choice for mining.

Based on our real-time ASIC mining profit calculation, the Bitdeer SealMiner A3 Air is currently most profitable mining Fractal Bitcoin at your electricity rate of $0.080/kWh. This can change as coin prices and network difficulty shift, so check the Mineable Coins table above for the latest ranking.

This ASIC mining profit calculation for the Bitdeer SealMiner A3 Air uses live cryptocurrency prices, current network difficulty, and block rewards for every supported coin, combined with your custom electricity rate. Figures update automatically as network conditions change, so the profitability shown reflects current conditions rather than a static estimate.

NiceHash is a hashpower marketplace, not a traditional mining pool — instead of mining a coin directly, you sell your Bitdeer SealMiner A3 Air hashrate to buyers and get paid in Bitcoin. Compare the NiceHash row against direct-mining rows in the Mineable Coins table above: whichever shows the higher Profit/Day at your electricity rate is currently the better option for this specific miner.

This miner is not currently listed by any of our verified vendors. You can still use the profitability figures on this page to plan ahead for when new listings appear.
BTC $64,279.99 ↗0.27%
ALPH $0.025990 ↘2.36%
KAS $0.025430 ↘0.73%
ETC $6.08 ↘1.51%
LTC $44.55 ↗0.18%
DOGE $0.069830 ↘0.69%
RXD $0.000026 ↗4.33%
BCH $204.00 ↘0.35%
CKB $0.000806 ↘1.49%
HNS $0.001972 ↗0.86%
KDA $0.004566 ↘3.59%
SC $0.000445 ↘3.35%
ALEO $0.038140 ↗1.02%
FB $0.347700 ↗0.3%
XMR $416.11 ↗0.31%
SCP $0.022090 ↗0.74%
BELLS $0.036940 ↘0.08%
XTM $0.000312 ↗0.25%
ZEC $505.98 ↘1.46%
BTC $64,279.99 ↗0.27%
ALPH $0.025990 ↘2.36%
KAS $0.025430 ↘0.73%
ETC $6.08 ↘1.51%
LTC $44.55 ↗0.18%
DOGE $0.069830 ↘0.69%
RXD $0.000026 ↗4.33%
BCH $204.00 ↘0.35%
CKB $0.000806 ↘1.49%
HNS $0.001972 ↗0.86%
KDA $0.004566 ↘3.59%
SC $0.000445 ↘3.35%
ALEO $0.038140 ↗1.02%
FB $0.347700 ↗0.3%
XMR $416.11 ↗0.31%
SCP $0.022090 ↗0.74%
BELLS $0.036940 ↘0.08%
XTM $0.000312 ↗0.25%
ZEC $505.98 ↘1.46%
BTC $64,279.99 ↗0.27%
ALPH $0.025990 ↘2.36%
KAS $0.025430 ↘0.73%
ETC $6.08 ↘1.51%
LTC $44.55 ↗0.18%
DOGE $0.069830 ↘0.69%
RXD $0.000026 ↗4.33%
BCH $204.00 ↘0.35%
CKB $0.000806 ↘1.49%
HNS $0.001972 ↗0.86%
KDA $0.004566 ↘3.59%
SC $0.000445 ↘3.35%
ALEO $0.038140 ↗1.02%
FB $0.347700 ↗0.3%
XMR $416.11 ↗0.31%
SCP $0.022090 ↗0.74%
BELLS $0.036940 ↘0.08%
XTM $0.000312 ↗0.25%
ZEC $505.98 ↘1.46%