Overview
The Bitmain Antminer DR7 (127Th) is a high-performance mining rig designed for the Blake256R14 algorithm, boasting a 127TH/s hashrate at 2730W power consumption. Priced at $2,899, it targets SCP (SCPrime) mining with a 6-month manufacturer warranty.
Key Specifications
| Metric | Value |
|------------------|---------------------|
| Hashrate | 127 TH/s ±5% |
| Power | 2730W ±5% |
| Efficiency | 21.5 J/TH ±5% |
| Noise Level | 75 dB |
| Dimensions | 400 × 195.5 × 290mm |
| Weight | 12.85kg (net) |
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Profitability Breakdown
- Daily Profit: -$6.55 (varies with electricity costs).
- ROI: ≥360 months (subject to market conditions).
- Optimal Environment: 0–40°C, ≤2000m altitude.
Technical Highlights
- Cooling System: Quad-fan design maintains temps <40°C.
- Networking: 10/100M Ethernet.
- Power Supply: 220V–240V, 20 Amp input.
Shipping & Policies
- Delivery: 5–10 business days via DHL (from Shenzhen/Hong Kong).
- Returns: Non-refundable but includes repair services for defects.
- Taxes: Buyers responsible for customs/VAT (DDP available for US).
DR7 vs. Antminer S19
| Feature | DR7 | S19 (120T) |
|-----------------|-------------------|-------------------|
| Algorithm | Blake256R14 | SHA-256 |
| Efficiency | 21.5 J/TH | ~30 J/TH |
| Use Case | SCP Mining | Bitcoin Mining |
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FAQ Section
1. What’s the expected lifespan of the DR7?
Hardware longevity depends on maintenance and operating conditions. Under optimal settings, expect 3–5 years.
2. How do electricity costs affect ROI?
Lower rates (<$0.10/kWh) significantly improve profitability. Use solar/off-grid solutions to cut costs.
3. Which coins can the DR7 mine?
Primarily SCPrime (SCP) via Blake256R14.
4. Is the DR7 noise-tolerant?
At 75 dB, it’s suited for industrial setups, not residential areas.
5. What’s included in the warranty?
Covers defects for 6 months (excludes wear-and-tear).
Final Thoughts
The Antminer DR7 excels in SCP mining with top-tier efficiency but requires careful ROI calculation due to market volatility. Ideal for large-scale operations with access to cheap electricity.