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Bitcoin accepted at checkout  |  Ships from Laval, QC, Canada  |  Expert support since 2016

Active D-Central SHA-256 Featured

Bitaxe Ultra

Original open-source solo miner running BM1366 chip. Quiet enough for a bookshelf. 5V barrel jack power, USB-C is for firmware only.

Hashrate 500 GH/s
Power 15 W
Efficiency 30 J/TH
Noise 35 dB

Profitability Calculator

$71,705
Period Revenue Electricity Cost Profit
Daily $0.02 $0.03 $-0.01
Monthly $0.47 $0.76 $-0.29
Yearly $5.67 $9.20 $-3.53

Solo Mining Estimate

Expected time to find a block ~39,507.3 years
Block reward 3.125 BTC (~$224,078)

Solo mining is a lottery. There is no guarantee of finding a block. These estimates are based on current network difficulty and your hashrate. Every hash has an equal chance.

Full Specifications

Model Bitaxe Ultra
Model Number Bitaxe Ultra
Manufacturer D-Central
Algorithm SHA-256
Coins Mined Bitcoin (BTC)
Hashrate 500 GH/s
Power Consumption 15 W
Efficiency 30 J/TH
Noise Level 35 dB
Chip Model BM1366
Chip Count 1
Cooling Air
Voltage Range 5V DC (barrel jack 5.5x2.1mm)
Operating Temperature 0-50°C
Dimensions 95x55x35
Weight 0.3
Interface WiFi
BTU Output 51.2 BTU/hr
Release Date 2023-09-01
MSRP $79.00
Status Active

Home Mining Assessment

80 /100
Excellent
Noise 35 dB
Quiet enough for living spaces
Heat Output 15W / 51.2 BTU
Minimal heat - suitable for any room
Power Draw 15W (0.0kW)
Standard outlet compatible (120V 15A)

Original open-source solo miner running BM1366 chip. Quiet enough for a bookshelf. 5V barrel jack power, USB-C is for firmware only.

Frequently Asked Questions

Is the Bitaxe Ultra profitable?

At $0.07/kWh, the Bitaxe Ultra currently operates at a daily loss of $0.01. However, profitability can improve with lower electricity rates or rising BTC prices. If used as a space heater, the heating offset may make it economically viable.

Can I mine Bitcoin at home with the Bitaxe Ultra?

Yes, the Bitaxe Ultra scores 80/100 for home mining viability. It produces 35 dB of noise and draws 15W. It is suitable for home environments with appropriate placement considerations.

Can the Bitaxe Ultra heat my home?

The Bitaxe Ultra outputs approximately 51.2 BTU/hr of heat. For reference, a typical space heater produces 5,000-5,500 BTU/hr. All electrical energy consumed by the miner is converted to heat, making it 100% efficient as a heater. D-Central offers Bitcoin Space Heater builds designed specifically for home heating integration.

What power supply does the Bitaxe Ultra need?

The Bitaxe Ultra draws 15W of power. You need a power supply rated for at least 17W with appropriate voltage (5V DC (barrel jack 5.5x2.1mm)). D-Central stocks compatible power supplies in our shop. Always use a quality PSU from a reputable manufacturer to protect your investment.