Antminer S19j Pro

Hashrate 100.0 TH/s Power 3,050 W Efficiency 30.5 J/TH

Bitcoin Space Heater S19 Edition

Hashrate 80.0 TH/s Power 2,400 W Efficiency 30.0 J/TH

Antminer S19j Pro vs Bitcoin Space Heater S19 Edition

Side-by-side specs, profitability, and home mining comparison.

Specifications Comparison

Antminer S19j Pro	Specification	Bitcoin Space Heater S19 Edition
100.0 TH/s	Hashrate	80.0 TH/s
3,050 W	Power Consumption	2,400 W
30.5 J/TH	Efficiency	30.0 J/TH
75 dB	Noise Level	55 dB
13.2 kg	Weight	18.0 kg
10,407 BTU/hr	BTU Output	8,189 BTU/hr
84/100	Home Mining Score	54/100
—	Release Year	—
SHA-256	Algorithm	SHA-256
Bitmain	Manufacturer	D-Central

Profitability Comparison

Electricity Rate:

$/kWh

Antminer S19j Pro

Daily Revenue 0.00004334 BTC $3.28

Daily Electricity -$7.32

Daily Profit -$4.04

Monthly -$121.18

Yearly -$1,474.33

Bitcoin Space Heater S19 Edition

Daily Revenue 0.00003467 BTC $2.62

Daily Electricity -$5.76

Daily Profit -$3.14

Monthly -$94.06

Yearly -$1,144.43

Based on BTC price of $75,694 and current network difficulty as of Mar 17, 2026. Actual results vary.

Verdict

The raw Antminer S19j Pro versus D-Central's custom Space Heater S19 Edition. Same hardware under the hood, but very different purposes and user experiences.

The Space Heater S19 Edition is specifically designed for residential use with noise reduction, proper enclosure, and heating-optimized airflow. The raw S19j Pro is designed for rack-mount commercial environments. For home mining, the Space Heater Edition is the clear choice.

Winner: Bitcoin Space Heater S19 Edition — Purpose-built for home use — the S19j Pro was never designed for living spaces

Best For...

Best for Profitability

Tie

Both miners produce similar daily profit.

Best for Home Mining

Antminer S19j Pro

Score: 84/100. 75 dB noise level.

Best for Efficiency

Bitcoin Space Heater S19 Edition

30.0 J/TH — lower electricity cost per terahash.

Frequently Asked Questions

Can I turn my own S19j Pro into a space heater?

Yes, D-Central offers conversion services and parts. However, the custom Space Heater Edition includes professional noise reduction, thermal management, and firmware tuning that are difficult to replicate with DIY modifications.

Does the Space Heater S19 Edition produce the same hashrate as a standard S19j Pro?

Hashrate may be slightly reduced depending on the noise-reduction configuration. The firmware can be tuned for maximum hashrate or minimum noise, giving you control over the balance.

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