The Bitmain Antminer S17 Pro was the premium variant of the S17 generation, offering the best efficiency Bitmain could achieve with the 7nm BM1397 chip in 2019. Delivering 53 TH/s at just 2,094W, the S17 Pro achieved an efficiency of 39.5 J/TH — approximately 12% better than the standard S17 (45 J/TH). This made the S17 Pro the flagship miner of its generation and a bridge between the S9 era and the upcoming S19 series.
The “Pro” designation was earned through cherry-picked BM1397 chips that could operate at higher efficiency, combined with an optimized power delivery system. The S17 Pro shared the same physical chassis and form factor as the standard S17 and T17, maintaining compatibility with the same rack and cooling infrastructure. This made fleet upgrades straightforward for mining operations already running S17-generation hardware.
In 2026, the S17 Pro remains slightly more attractive than the standard S17 for continued operation due to its better efficiency, but it shares the same reliability concerns that plagued the entire S17 generation — particularly hashboard solder joint issues. For miners who can acquire S17 Pro units cheaply and have access to affordable electricity or need the heat output, it remains a functional if aging piece of mining hardware. D-Central Technologies provides comprehensive repair and conversion services for the entire S17 lineup.
Antminer S17 Pro Full Specifications
| Specification | Details |
|---|---|
| Manufacturer | Bitmain |
| Model | Antminer S17 Pro |
| Release Date | April 2019 |
| Algorithm | SHA-256 |
| Hashrate | 53 TH/s (±5%) |
| Power Consumption | 2,094W (±5%) |
| Efficiency | 39.5 J/TH |
| Input Voltage | 220–277V AC (integrated PSU) |
| Dimensions | 178 × 296 × 298 mm |
| Weight | 9.5 kg |
| Noise Level | ~82 dB |
| Operating Temperature | 5–45°C |
| Humidity | 5–95% |
| Cooling | 4 × high-speed fans |
| Network Connection | Ethernet (RJ45) |
| ASIC Chip | BM1397 (7nm) |
| Chips per Hashboard | 48 |
| Number of Hashboards | 3 |
| Total Chip Count | 144 |
| Power Supply | Integrated APW9/APW9+ PSU |
Performance Analysis
At 39.5 J/TH, the S17 Pro sits between the S9 era (96.4 J/TH) and the S19 generation (34.2 J/TH). Compared to the standard S17 (45 J/TH), the Pro variant is 12% more efficient — meaningful for operations running multiple units. Against modern hardware, the S17 Pro is roughly 2.3 times less efficient than the S21 (17.5 J/TH).
Interestingly, the S17 Pro consumes less total power (2,094W) than the standard S17 (2,520W) while maintaining comparable hashrate (53 vs 56 TH/s). This lower power draw makes the S17 Pro slightly more practical for home installations where circuit capacity is a constraint.
Daily and Monthly Power Costs
| Electricity Rate | Daily Power Cost | Monthly Power Cost | Viability |
|---|---|---|---|
| $0.05/kWh | $2.51 | $75 | Marginally profitable — viable with low hardware cost |
| $0.08/kWh | $4.02 | $121 | Breakeven territory — best as a dual-purpose space heater |
| $0.10/kWh | $5.03 | $151 | Unprofitable for pure mining — space heater conversion recommended |
| $0.12/kWh | $6.03 | $181 | Unprofitable — consider upgrading to S19 or S21 generation |
Heat Output
The S17 Pro produces approximately 7,145 BTU/h of heat (2,094W × 3.412 BTU/W). This is less than the standard S17 (~8,600 BTU/h) due to the lower power consumption, but still represents significant heating capacity for a residential space. See our Bitcoin Space Heater vs Electric Heater comparison.
Best Use Cases in 2026
Space Heater Conversion: The S17 Pro’s lower power draw compared to the standard S17 makes it a more circuit-friendly option for home space heater setups. D-Central offers Bitcoin Space Heater conversions for the S17 Pro platform.
Budget Mining with Cheap Power: At electricity rates below $0.06/kWh, the S17 Pro can generate marginal mining profit. Its near-zero acquisition cost on the secondary market means the only meaningful expense is electricity.
Undervolting Projects: The S17 Pro responds well to undervolting via aftermarket firmware like Vnish or Braiins OS+. Reducing power consumption to ~1,600W while maintaining 40-45 TH/s significantly improves the economics.
Common Issues & Repair
The S17 Pro shares the reliability challenges of the entire S17 generation:
- Hashboard solder joint cracking: Thermal cycling causes BM1397 chip solder joints to crack, leading to hashboard failures. This is the most common S17 Pro issue and requires professional rework with proper BGA/reflow equipment.
- APW9/APW9+ PSU failures: The integrated power supply is a common failure point. Capacitor degradation and MOSFET failures are typical. See our APW9 PSU Repair Guide.
- Temperature sensor drift: Faulty temperature readings can cause nuisance shutdowns or, worse, allow the miner to run hotter than intended.
- Fan controller malfunctions: The 4-fan controller can lock fans at maximum speed or fail to regulate properly, increasing noise and wear.
D-Central offers professional Antminer S17 Repair services for all S17 variants including the Pro. See our ASIC Repair Cost Estimator for pricing.
D-Central Services for the Antminer S17 Pro
- Repair: Hashboard rework, PSU repair, diagnostics — Antminer S17 Repair
- PSU Service: APW9/APW9+ repair and replacement — APW9 PSU Guide
- Space Heater Conversion: Home heating setup — Bitcoin Space Heaters
- Replacement Parts: Hashboards, fans, PSU components — Shop Parts
- Repair Cost Estimate: ASIC Repair Cost Estimator
Frequently Asked Questions
Is the Antminer S17 Pro still profitable in 2026?
At electricity rates below $0.06/kWh, the S17 Pro can generate marginal mining profit. At typical North American rates ($0.08-0.12/kWh), it operates at a loss for pure mining. Undervolting with aftermarket firmware can extend profitability by reducing power consumption. As a space heater, the economics are favorable during heating season.
How much electricity does the Antminer S17 Pro use per day?
The S17 Pro consumes approximately 2,094W continuously, translating to 50.3 kWh per day or about 1,508 kWh per month. At $0.10/kWh, that is $5.03/day or $151/month.
What is the difference between the S17 and S17 Pro?
The standard S17 delivers 56 TH/s at 2,520W (45 J/TH), while the S17 Pro delivers 53 TH/s at 2,094W (39.5 J/TH). The Pro trades a small amount of hashrate for significantly better efficiency — 12% less power per terahash. Both use the same BM1397 chip and chassis.
Is the S17 Pro reliable?
The S17 Pro shares the known reliability challenges of the S17 generation, particularly hashboard solder joint cracking. Professional repair from D-Central can address these issues. Aftermarket firmware like Vnish helps by providing better thermal management and undervolting capabilities.