A21 (3.4GH/s)

Name: A21 (3.4GH/s)
Brand: Miner
SKU: 77785fff-3a72-4bfa-acc3-6f80bf91e4a7
Availability: InStock

Optimized for Unknown Algorithm • 3.4 GH/s • 1800W

MinerUnknown Algorithmcryptocurrency

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Miner A21, optimized for the Unknown Algorithm mining algorithm from Miner, comes with a maximum hash rate of 3.4 GH/s for a power consumption of 1800W. With an efficient Air cooling system, A21 dissipates heat effectively, preventing machine overheating while aiding an excellent energy efficiency of 529.41 J/GH. Estimated daily profitability is -$2.59 (at $0.060/kWh electricity cost).

Hashrate

3.4 GH/s

Efficiency

529.41 J/GH

Consumption

1800 W

Begagnad / Extern inleverans

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A21 (3.4GH/s) Profitability

Profitability calculator

Quickly estimate daily results for your setup. Values are approximations and for guidance only.

Coin

Electricity cost (USD/kWh)

Pool fee (%)

Miner price (USD)

Number of miners

Hashrate

3.4 GH/s

Power

1800 W

Daily energy

43.20 kWh

* Values per single miner unit.

Electricity / day

$2.59

Revenue / day

$0.00

Profit / day

$-2.59

Payback period

—

Advanced Profitability Analysis

Note: Calculations are average estimates and may vary based on network difficulty, fees and market prices.

Processing, payments & policies

In-stock miners ship within 3 business days. For bulk orders, please allow an additional 1–2 days for logistics confirmation.

Pre-orders are shipped according to the factory schedule. Estimated dates are shown at checkout and may vary due to production updates.

Orders are processed on a first-paid, first-shipped basis. Bank transfers may take 3–7 business days to clear; cryptocurrency payments typically clear within a few hours.

International delivery normally takes 5–8 business days; remote locations may require 8–10 days.

All sales are final and non‑refundable. This is a standard industry policy for mining hardware.

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Enjoy discounted pricing on large orders of crypto mining products. Fill out the form below and our team will get back to you with a custom proposal.

Popular comparisons

A21 (3.4GH/s) vs Antminer S9j (14.5TH/s)A21 (3.4GH/s) vs Antminer S9j (14.5MH/s)A21 (3.4GH/s) vs DG Max (6.5KH/s)A21 (3.4GH/s) vs S11 SiaMaster (4.3MH/s)A21 (3.4GH/s) vs Whatsminer M30S++ (112MH/s)

Technical specifications

Manufacturer	Miner
MOQ	1 units
Model	A21
Hashrate	3.4 GH/s
Efficiency (J/GH)	529.41
Consumption (W)	1800
Voltage (V)	N/A
Release Date	N/A
Size	N/A
Net weight	N/A
Cooling system	Air

Frequently asked questions

Is Miner A21 (3.4 GH/s) profitable?

As of March 15, 2026, Considering an electricity cost of $0.060/kWh, the Miner A21 (3.4 GH/s) has been calculated to generate -$2.59 Daily, -$77.76 monthly, and -$946.08 yearly

What is the hashrate for Miner A21 (3.4 GH/s)

The Miner A21 (3.4 GH/s) has a hash rate of 3.4 GH/s with the Unknown Algorithm algorithm.

What is the daily mineable cryptocurrency using the Miner A21 (3.4 GH/s)

Currently, Miner A21 (3.4 GH/s) is estimated to mine $0.00 worth of cryptocurrency every day.

Which brand manufactures the A21

Miner is the manufacturer of the A21.

What is the daily electricity consumption of the Miner A21 (3.4 GH/s)

The $Miner $A21 ($3.4 GH/s) consumes - $2.59 worth of electricity per day.

How much power does the Miner A21 consume?

The Miner A21 (3.4 GH/s) model has a power consumption of 1800W with an efficiency of 529.41 J/GH

How efficient is the Miner A21 (3.4 GH/s) in terms of power?

The efficiency of Miner A21 (3.4 GH/s) is 529.41 J/GH, with a hashrate of 3.4 GH/s and a power consumption of 1800W.

Which are the mineable cryptocurrencies using the Miner A21 (3.4 GH/s)?

A few mineable cryptocurrencies using the Miner A21 (3.4 GH/s) include various cryptocurrencies.

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