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Antminer S21 Pro

5.00 out of 5
(33 customer reviews)

Original price was: $4,256.00.Current price is: $3,290.00.

The Antminer S21 Pro represents the next generation of professional Bitcoin mining technology, pushing the boundaries of the SHA-256 algorithm. It delivers a formidable 234 TH/s hashrate, providing a decisive advantage as network difficulty increases. Built with advanced 5nm chip technology, the S21 Pro achieves an industry-leading 15.0 J/TH efficiency rating at a power consumption of 3510W. Its quad high-speed fan system ensures superior thermal management, maintaining peak performance and long-term hardware reliability for high-density professional mining operations.

Description

Antminer S21 Pro – Technical Specifications

  • Hashrate: 234 TH/s (Standard), 245 TH/s and 220 TH/s (Variants)
  • Power Consumption: 3510W ± 5% (at 234 TH/s)
  • Efficiency: 15.0 J/TH ± 5%
  • Algorithm: SHA-256 (BTC/BCH/BSV)
  • Chip: 5nm technology
  • Cooling: Air-cooled with 4 high-speed fans (2 front, 2 back)
  • Dimensions: 450 x 219 x 293 mm (without package)
  • Weight: 18.5 kg (Net weight), 21.5 kg (Gross weight)
  • Operating Temperature: -20°C to 45°C
  • Humidity: 10% to 90% (non-condensing)
  • Noise Level: 76 dB (typical at 30°C)
  • Network Connection: RJ45 Ethernet 10/100M
  • Voltage: 220V ~ 277V AC (Single-phase)

Notes

  • Payment accepted in USDT, USDC, BTC, or USD. The unit price and total price of the products, and the amount paid are denominated in U.S. dollars.
  • The shipping costs, customs charges, and taxes(if any) are not included in the retail price shown above.
  • After an order has been submitted, a request to cancel the order, refund any part of the ordered amount or change the ordered item(s) to different item(s) or different batch(es) will not be entertained by BITMAIN.
  • The pictures shown are for reference only; the final shipment version shall prevail.
  • The Hashrate value, Power on wall, and Power efficiency on wall are all typical values, The actual Hashrate value fluctuates by ±3%, and the actual Power on wall and Power efficiency on wall fluctuate by ±5%.
  • Caution: Wrong input voltage may probably cause product damaged.

Shipping Details

  • Shipments will be scheduled on a first-paid-first-ship basis for orders on which BITMAIN has received full payment.
  • You are responsible for any customs delays or returned shipments due to a lack of proper documentation. It’s highly recommended to be aware of local customs clearance policies and to prepare all customs documentation ahead of time to avoid any customs clearance delays or unexpected costs.

Warranty

  • A 365-day warranty is provided starting from the shipping date. BITMAIN will cover shipping costs when shipping a replacement unit within the warranty period.
  • The warranty only applies to the original purchaser who purchased the machine directly from BITMAIN. Once the miner is resold, warranty coverage becomes the responsibility of the re-seller.
  • If the user fails to use the product per the given instructions, specifications, and conditions provided or changes the function settings of the unit without BITMAIN’s prior consent, BITMAIN will not be liable for any damage arising there from.

Additional information

Performance (Miner)
Algorithm

SHA-256

Hashrate

234 TH/s ±3%

Power Efficiency

15.0 J/TH ±5%

Hardware
Model

Antminer S21 Pro

Power (Container/Rack)
Input Voltage

220-277 V AC

Input Frequency

50-60 Hz

Power
Power Consumption

3510 W ±5%

Maximum Input Current

20 A

Physical (Cabinet)
Dimensions (with package)

640 x 360 x 450 mm

Net Weight

18.5 kg

Gross Weight

21.5 kg

Container Performance & Capacity
Network Connection Type

RJ45 Ethernet 10/100M

Physical
Dimensions (w/o package)

450 x 219 x 293 mm

Environmental
Operating Temperature

-20°C to 45°C

Storage Temperature

-20°C to 70°C

Operating Humidity

10% to 90% (non-condensing)

Noise Level

76 dBA @ 30°C

Operating Altitude

≤2000 m

Cooling & Sub-systems
Cooling Method

Air cooling

Cooling
Fan Quantity

4

33 reviews for Antminer S21 Pro

  1. 5 out of 5

    Jennifer Thompson

    Excellent service! Customer support was helpful. Smooth transaction.

  2. 5 out of 5

    Pierre Simon

    Super smooth purchase of my Antminer! Everything went perfectly. Thumbs up!

  3. 5 out of 5

    Jessica Taylor

    Fast shipping and reliable product. Customer support was helpful. Five stars!

  4. 5 out of 5

    Elias Meyer

    Fast shipping and reliable product. Customer support was helpful. Would buy again.

  5. 5 out of 5

    Felix Koch

    Super smooth purchase of my Antminer! The unit works flawlessly. No regrets.

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Antminer S21 Pro
Original price was: $4,256.00.Current price is: $3,290.00.