Antminer S21 151Th/s@3250W Bitcoin Miner

Price includes delivery and GST. No customs duties. Local warranty assistance.

Unlock next‑generation mining efficiency with the Bitmain Antminer S21 151TH, one of the most stable and power‑efficient models in the S21 lineup. Ideal for home miners, hosting farms, and anyone upgrading from S19 or Whatsminer M30/M50 series.

This unit delivers 151 TH/s of SHA‑256 hashrate with approx. 3250W power consumption, offering strong performance at a lower entry cost than the 200T flagship.

⚙️ Key Features

• 151 TH/s SHA‑256 hashrate (BTC/BCH/BSV compatible)
• Approx. 3250W power draw (varies slightly by batch)
• Energy efficiency ~21.5 J/TH
• Air‑cooled design for stable long‑term operation
• RJ45 Ethernet for plug‑and‑play setup
• Industrial‑grade reliability using Bitmain’s BM1368 chips

📦 Specifications

• Model: Antminer S21 (151T variant)
• Hashrate: 151 TH/s
• Power Consumption: ~3250W
• Voltage: 200–240V AC
• Cooling: Air‑cooled (2–4 fans depending on batch)
• Noise Level: 70–75 dB
• Dimensions: 400 × 195 × 290 mm
• Weight: 18 kg
• Operating Temp: 5–40°C

🚚 Why Buy From an Australian Seller?

• Fast domestic delivery
• No import delays or customs risk
• Local support and clear communication
• Genuine hardware sourced from trusted suppliers

🛠️ Ideal For

• Home miners with stable 240V power
• Hosting facilities seeking efficient units
• Upgrading from S19, S19 Pro, S19 XP, M30S, M50S
• Long‑term BTC accumulation strategies

We strictly follow PayPal Buyer Protection policy and the manufacturer's official warranty procedures. The manufacturer is the only party authorised to confirm warranty status or approve repairs.