What Is the Antminer S19k Pro?
The Bitmain Antminer S19k Pro 120 Th/s is a top-tier ASIC miner engineered for mining SHA-256 algorithm cryptocurrencies, notably Bitcoin (BTC), Bitcoin Cash (BCH), and Bitcoin SV (BSV). Launched in April 2023, this model is designed for industrial-scale mining with an exceptional balance of hash rate, power efficiency, and reliability.theminingfuture.com+2
Key Features & Specifications
| Feature | Detail |
|---|---|
| Hashrate | 120 TH/s ±3% |
| Power Usage | 2,760W ±5% |
| Efficiency | 23 J/TH ±5% |
| Algorithm | SHA-256 (BTC, BCH, BSV, etc.) |
| Input Voltage | 200–240V, 20A |
| Network | RJ45 Ethernet (10/100M) |
| Cooling | Advanced air cooling – 4 high-speed fans |
| Noise Level | Approx. 75 dB |
| Size (mm) | 400×195×290 (device), 570×316×430 (boxed) |
| Weight | 12.85 kg (net), 14.5 kg (gross) |
| Operating Temp | 0–40°C |
| Humidity | 10–90% |
| Release Date | April 2023 |
Performance & Efficiency
- High Hashrate: The S19k Pro is engineered for 120TH/s, placing it among the most powerful miners available in 2025 and suitable for large-scale mining farms or professional setups.ecos.am+1
- Energy Efficiency: At 23J/TH, it reduces electricity cost per Bitcoin mined, outperforming many previous-generation units.theminingfuture.com+3
- Durability: Reinforced aluminum casing and an efficient quad-fan setup ensure long operating life even under continuous load.ecos.am+1
Use Case & Environment
- Industrial Focus: Best suited for data centers or dedicated mining operations due to loud operation (~75dB) and high power demand.
- Home Mining: Possible, but only with robust electrical infrastructure and soundproofing, given the noise and power draw.ecos.am+1
- Network Compatibility: Easily connects to major mining pools via Ethernet; configuration and updates are user-friendly.
Setup & Maintenance
- Electrical: Needs a stable 200–240V power supply; do not use on standard low-amperage home circuits.
- Cooling: Position in a well-ventilated room with forced airflow to maximize efficiency and lifespan.
- Firmware: Secure Boot and restricted root authority to prevent malware; regular firmware updates recommended.bitmain.com
- Operation: Can run 24/7 with minimal intervention if dust and temperature are managed.
Warranty & Support
- Manufacturer Warranty: Typically covered for 360 days from Bitmain for material, performance, or workmanship defects (non-mining losses not compensated).theminingfuture.com
- Support Structure: After-sales service and official firmware/microcode provided through Bitmain’s global channels.
Profitability & Market Position
- Profitability: Strong, but heavily dependent on electricity rates and prevailing Bitcoin prices; at standard U.S. power costs, daily profit margins can fluctuate considerably.asic-miner-profitability.com+1
- Price Volatility: ASIC miner prices can change rapidly based on crypto market trends—always confirm latest price and warranty before purchase.theminingfuture.com+1
- Competitive Edge: Higher energy efficiency and hash power give an advantage over older generations, especially after the Bitcoin halving events.ecos.am+2
Pros and Cons Table
| Pros | Cons |
|---|---|
| Outstanding hash rate (120TH/s) | High noise (~75dB) |
| Excellent power efficiency (23J/TH) | Industrial-level power requirement |
| Durability and proven Bitmain reliability | Not well suited for home environments |
| Supports multiple SHA-256 coins | Price and profitability can fluctuate |
Summary
The Bitmain Antminer S19k Pro 120 Th/s is one of 2025’s most efficient and reliable solutions for professional Bitcoin mining. Its blend of high hash rate, sturdy construction, and power efficiency makes it a top pick for serious mining farms where operational cost and output ratio are crucial. Individual miners should carefully consider infrastructure and electricity costs before investing.theminingfuture.com+4
For buying, setup instructions, and updated policies, refer directly to trusted distributors or the Bitmain official site.
References:
The technical and practical details above are drawn from leading hardware review sites, mining profitability calculators, and the official Bitmain documentation.
