Bitmain Antminer S19j Pro (104Th)
Professional-Grade Miner
This miner draws 3,068W and produces 75+ dB of noise — it is designed for dedicated mining environments, not living spaces. Professional-grade miners deliver the highest hashrate and revenue per unit but require proper infrastructure: a 240V circuit, adequate ventilation or exhaust ducting, and a space where noise is not a concern (garage, basement, warehouse, or outdoor enclosure).
For home miners looking for a quieter alternative, consider our Bitcoin Space Heater builds or explore open-source miners like the Bitaxe that are purpose-built for residential environments.
Heater-Class Miner
At 3,068W, this miner outputs approximately 10468 BTU/hr of heat — equivalent to a standard electric space heater. Every watt consumed by an ASIC miner is converted to heat with 100% efficiency, making it a space heater that also mines Bitcoin.
During heating season, miner heat can offset part of the heat a room would otherwise need from another electric heater. The economics depend on your electricity rate, room heat demand, BTC price, network difficulty, and noise constraints.
Calculateur de rentabilité
| Period | Revenue | Electricity Cost | Profit |
|---|---|---|---|
| Daily | $3.45 | $5.15 | $-1.70 |
| Weekly | $24.18 | $36.08 | $-11.90 |
| Monthly | $103.64 | $154.63 | $-50.99 |
| Yearly | $1,260.94 | $1,881.30 | $-620.36 |
Heating offset estimates the value of heat replacing an electric space heater during heating season (~6 months/year in Canada). Actual savings depend on your heating setup and climate.
Where to Buy the Bitmain Antminer S19j Pro (104Th)
D-Central Technologies
CanadaBitcoin Mining Hackers since 2016. Ships from Laval, Quebec.
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MagasinerFull Specifications
| Model | Bitmain Antminer S19j Pro (104Th) |
| Model Number | Antminer S19j Pro (104Th) |
| Manufacturer | Bitmain |
| Algorithme | SHA-256 |
| Coins Mined | Bitcoin (BTC) |
| Taux de hachage | 104 TH/s |
| Consommation électrique | 3,068 W |
| Efficiency | 29.5 J/TH |
| Dimensions | 195 x 290 x 370mm |
| Weight | 13.2 |
| BTU Output | 10468 BTU/hr |
| Equivalent Heater | Equal to a 3,068W space heater |
| Daily Power Cost | $5.15/day |
| Monthly Power Cost | $154.63/mo |
| Circuit Requirement | 240V circuit required |
| Release Date | 2021-07-01 |
| MSRP | $398.00 |
| Status | Active |
Custom Power Profiles
With custom firmware like DCENT_OS, this miner can be tuned across a wide range of power levels. Lower wattage improves efficiency and reduces electricity costs; higher wattage increases hashrate at the expense of efficiency.
| Wattage | Taux de hachage | Efficiency |
|---|---|---|
| 1,740 W | 65 TH/s | 26.8 J/TH |
| 1,850 W | 76 TH/s | 24.3 J/TH |
| 2,150 W | 83 TH/s | 25.9 J/TH |
| 2,500 W | 92 TH/s | 27.2 J/TH |
| 2,970 W | 100 TH/s | 29.7 J/TH |
| 3,080 W | 104 TH/s | 29.6 J/TH |
| 3,320 W | 110 TH/s | 30.2 J/TH |
| 3,670 W | 120 TH/s | 30.6 J/TH |
| 4,110 W | 130 TH/s | 31.6 J/TH |
| 4,880 W | 140 TH/s | 34.9 J/TH |
| 5,760 W | 160 TH/s | 36 J/TH |
Actual performance varies by individual unit silicon quality, ambient temperature, and cooling configuration. These operating points are achievable with custom tuning firmware such as DCENT_OS; values are calculated at runtime by the autotuner, not fixed presets.
Home Mining Assessment
The Bitmain Antminer S19j Pro (104Th) is a SHA-256 cryptocurrency miner manufactured by Bitmain. It delivers a hashrate of 104 TH/s with a power consumption of 3068W, achieving an efficiency of 29.5 J/TH.
Weighs 13200 kg, measures 195 x 290 x 370mm.
With a home mining score of 22/100, this miner is best suited for dedicated mining spaces for residential use. It produces 10468 BTU/h of heat output, making it effective for supplemental space heating.
At 29.5 J/TH, the Bitmain Antminer S19j Pro (104Th) sits in the previous-generation efficiency tier; it runs best where electricity is inexpensive, or as a dual-purpose heat source.
Its waste heat (around 10468 BTU/h) can be ducted into a room, turning money you would otherwise spend on heating into hashrate.
View detailed specifications, real-time profitability calculations, and comparison data for the Bitmain Antminer S19j Pro (104Th) in our comprehensive ASIC miner database.
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Comparer le Bitmain Antminer S19j Pro (104Th)
Frequently Asked Questions
What are the current mining economics for the Bitmain Antminer S19j Pro (104Th)?
At $0.07/kWh, the Bitmain Antminer S19j Pro (104Th) currently shows an estimated daily net cost of $1.70 before pool fees and hardware cost. Lower electricity rates, network changes, BTC price changes, or useful heat recovery can change the result.
Can I mine Bitcoin at home with the Bitmain Antminer S19j Pro (104Th)?
The Bitmain Antminer S19j Pro (104Th) has a home mining score of 22/100. With 0 dB noise and 3,068W power draw, it may require a dedicated space like a garage, basement, or outdoor enclosure. Consider noise insulation and proper ventilation.
Can the Bitmain Antminer S19j Pro (104Th) heat my home?
The Bitmain Antminer S19j Pro (104Th) outputs approximately 10468 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 Bitmain Antminer S19j Pro (104Th) need?
The Bitmain Antminer S19j Pro (104Th) draws 3,068W of power. You need a power supply rated for at least 3,375W with appropriate voltage (200-240V AC). D-Central stocks compatible power supplies in our shop. Always use a quality PSU from a reputable manufacturer to protect the miner and wiring.