The Bitmain Antminer S19k Pro (136TH/s) stands as one of the most efficient and powerful ASIC miners available for SHA-256 cryptocurrency mining. With a robust hashrate of 136 terahashes per second (TH/s) and a power draw of 3,264 watts, this miner delivers exceptional performance for serious crypto enthusiasts and enterprise-scale operations alike. Whether you're mining Bitcoin (BTC), Bitcoin Cash (BCH), or Fractal Bitcoin (FB), understanding your potential earnings is crucial to maximizing return on investment.
In this comprehensive guide, we break down the real-time profitability of the Antminer S19k Pro, explore its technical advantages, and help you estimate daily, monthly, and yearly profits based on current market conditions and electricity costs.
Real-Time Profitability Overview
As of the latest data, the Bitmain Antminer S19k Pro generates approximately:
- Daily Income: $8.00
- Daily Electricity Cost: $6.27 (at $0.08/kWh)
- Daily Profit: $1.73
This translates to:
- Monthly Income: $240.01
- Monthly Electricity Cost: $188.01
- Monthly Profit: $52.00
- Yearly Profit: $632.71
These figures assume stable network difficulty and a Bitcoin price around $109,000. If Bitcoin's value increases—say, to $163,500—the estimated daily profit could rise to $5.73, significantly improving ROI.
👉 Discover how much you could earn with the latest mining hardware and real-time market data.
Technical Specifications & Efficiency
The Antminer S19k Pro is engineered for high performance and energy efficiency:
- Hashrate: 136 TH/s
- Power Consumption: 3,264W
- Efficiency: 24.00 J/TH
- Algorithm: SHA-256
- Chipset: Second-generation 5nm BM1368
Thanks to its advanced 5nm chip architecture, the S19k Pro outperforms earlier 7nm models in both thermal management and power efficiency. This allows for longer operational life and reduced wear under continuous mining loads.
Key Features Enhancing Performance
- Soft-Start Power Function: Reduces inrush current, protecting the power supply unit (PSU) and extending hardware lifespan.
- Dynamic Frequency Scaling: Automatically adjusts processing speed based on temperature, preventing overheating and maintaining optimal performance.
- Dual-Fan System with Asymmetric Blades: Minimizes turbulence while maximizing airflow for consistent cooling.
- Anti-Hashrate Fluctuation Algorithms: Firmware-level optimization ensures stable output even in environments with unstable power grids.
- Custom Coolant Adaptation: Supports immersion cooling setups, ideal for large-scale mining farms aiming to reuse waste heat or reduce ambient noise.
Supported Cryptocurrencies
The S19k Pro is compatible with all SHA-256-based blockchains, including:
- Bitcoin (BTC) – The most valuable and widely adopted cryptocurrency.
- Bitcoin Cash (BCH) – A fork of Bitcoin focused on faster transactions.
- Fractal Bitcoin (FB) – An emerging project leveraging SHA-256 for decentralized scalability.
Mining profitability varies slightly between these coins due to differences in network difficulty and market value. For example:
| Network | Daily Income | Daily Profit |
|---|---|---|
| Bitcoin (BTC) | $8.04 | $1.78 |
| Bitcoin Cash (BCH) | $7.93 | $1.67 |
| Fractal Bitcoin (FB) | $8.35 | $2.08 |
Note: All values are estimates based on current difficulty and exchange rates.
Understanding SHA-256 Mining
SHA-256 is a cryptographic hash function widely used in blockchain networks for its security and collision resistance. In Bitcoin mining, it serves as the proof-of-work (PoW) mechanism where miners compete to solve complex mathematical puzzles.
Successfully solving a block rewards miners with newly minted coins and transaction fees. The competitive nature of this process ensures decentralization and network security. However, due to increasing difficulty and the dominance of ASICs like the S19k Pro, solo mining is no longer feasible for most individuals.
👉 Stay ahead of network difficulty changes with real-time mining analytics and profit tracking tools.
Maximizing Profitability: Tips & Strategies
To get the most out of your Antminer S19k Pro, consider the following strategies:
1. Optimize Electricity Costs
Electricity is the largest ongoing expense in mining. At $0.08/kWh, the S19k Pro remains profitable. However, at rates above $0.12/kWh, profits can quickly diminish.
Tip: Consider hosting services or relocating to regions with lower energy costs (e.g., hydro-powered facilities in Iceland or Canada).
2. Join a Reliable Mining Pool
Solo mining success probability is extremely low—approximately 1 in 44,635 days to find a block with this hashrate.
By joining a pool like F2Pool, Slush Pool, or Antpool, you combine hashing power with others and receive consistent payouts proportional to your contribution.
3. Monitor Market Conditions
Cryptocurrency prices and network difficulty fluctuate daily. Use real-time calculators to adjust expectations and decide whether to hold or sell mined coins immediately.
4. Plan for Hardware Longevity
Proper ventilation, dust control, and periodic maintenance extend your miner’s lifespan beyond 3–5 years—the typical operational window for ASICs.
Frequently Asked Questions
Q: How much does the Bitmain Antminer S19k Pro earn per day?
A: Based on current data, it earns approximately $8.00 in revenue**, resulting in **$1.73 profit per day after electricity costs at $0.08/kWh.
Q: What is the power efficiency of the S19k Pro?
A: It operates at 24.00 joules per terahash (J/TH), making it one of the most energy-efficient SHA-256 miners available.
Q: Can I mine coins other than Bitcoin with this device?
A: Yes! The S19k Pro supports any SHA-256 coin, including Bitcoin Cash (BCH) and Fractal Bitcoin (FB).
Q: Is the Antminer S19k Pro still profitable in 2025?
A: Yes, provided electricity costs remain below $0.12/kWh and Bitcoin’s price sustains above $80,000.
Q: Does it support immersion cooling?
A: Yes, its design allows for custom coolant adaptation, making it suitable for liquid-cooled data centers.
Q: How long does it take to mine one Bitcoin solo?
A: With a 136 TH/s hashrate, it would take roughly 122 years on average to mine a single BTC block solo—highlighting the importance of pool mining.
Final Thoughts
The Bitmain Antminer S19k Pro remains a top-tier choice for SHA-256 miners seeking reliability, efficiency, and strong returns. While profitability depends heavily on electricity rates and market volatility, its advanced engineering ensures long-term viability in competitive mining environments.
Whether you're expanding an existing farm or starting fresh, using accurate profit calculators and staying informed about network trends will keep you ahead of the curve.
👉 Access real-time mining profitability tools and track your earnings potential instantly.