What is the hash rate of the Bitmain Antminer S21+?

The hash rate is 216 Th/s, ideal for high-performance Bitcoin mining.

What is the noise level of the Bitmain Antminer S21+?

The noise level is around 76 dB.

What is the net weight of the Bitmain Antminer S21+ miner?

It has a net weight of 21.5 kg, suitable for stable setup and handling.

Which coin does the Bitmain Antminer S21+ mine, and what algorithm does it use?

It mines Bitcoin coins using the SHA-256 algorithm, built for private and secure computations.

What are the input voltage requirements?

It supports standard 220 – 277V input, compatible with most mining setups.

What are the dimensions of the Bitmain Antminer S21+?

The compact size makes it easier to fit in tight spaces and dimension 450 X 219 X 293 mm.

How long is the warranty for the Bitmain Antminer S21+?

Bitmain Antminer S21+ provides a 365-day warranty covering hardware issues and manufacturing defects.

Is the Bitmain Antminer S21+ suitable for high-temperature environments?

Yes, it runs best between -20°C and 45°C. Higher temperatures may reduce performance and lifespan.

Bitmain Antminer S21+ Bitcoin Miner

SKU: S21+ Categories: SHA-256 Miner, Asic Miners Tags: Antminer S21+ 235Th/s, buy Bitcoin miner, comprar minero Bitcoin, minero SHA-256 S21+, S21+ SHA-256 ASIC

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Price range: US$1,649.00 through US$1,789.00

Rated 4.63 out of 5 based on 16 customer ratings

(16 customer reviews)

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Hashrate

TH/s

Power

Electricity Cost

	Daily	Monthly	Yearly
Income	$9.30	$279.08	$3,395.52
Electricity	-$4.28	-$128.30	-$1,561.03
Profit	$5.03	$150.78	$1,834.49

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Antminer S21+ is manufactured by Bitmain which operates under the SHA-256 algorithm with a maximum hashrate of 216Th/s and power consumption of 3564W.

Specifications

Manufacturer	Bitmain
Model	Antminer S21+
Size w/o	450 X 219 X 293mm
Size with	630 X 350 X 430mm
Weight Net	21500g
Noise level	76db
Fan(s)	4
Power	3564W
Voltage	220-277
Interface	Ethernet
Storage Temp.	-20-70
Temperature	-20 – 45 °C
Humidity	10 – 90 %
Warranty	365 Days

How to Setup Bitmain Antminer S21+

Antminer S21+

Algorithm
SHA-256
Hashrate
216Th/s - 235Th/s
Consumption
3564W

Minable coins with Antminer S21+

Bitcoin

Bitcoin Miner

Bitmain Antminer S21+ mining the SHA-256 algorithm has a maximum hashrate of 216Th/s at a power consumption of 3564W. Weighing around 22.9 Kgs, S21+ gives an energy efficiency of 16.5j/Th. Equipped with four high-speed fans, the S21+ dissipates heat instantly. The noise level of Antminer S21+ is 76db.

Recently launched in February 2025 by Bitmain, Antminer S21+ is an advanced Bitcoin miner with an efficient air-cooling system. The input voltage for S21+ is 380-415, and the storage temperature is -20 -45 °C. The ASIC comes with a year warranty, encouraging beginners to try their hands on Bitcoin mining.

Order Processing: All orders are processed and dispatched within 48 hours after verified full payment, unless otherwise stated. Bulk orders may require an additional 1–2 business days for handling.
Shipping Carriers: We ship exclusively via reputable international carriers such as DHL Express, UPS, FedEx, ARAMEX, and TNT. Bank transfer clearing times vary by bank and location. Cryptocurrency payments are typically confirmed within 1 business day.
Estimated Delivery: Standard international shipping usually takes 4–7 business days to arrive after dispatch. Actual delivery may be affected by customs clearance and local carrier conditions, with total delivery time ranging from 8–10 business days.

Accepted Payments: We accept payments by Bank Transfer (Wire) and cryptocurrencies supported at checkout. All prices are displayed in U.S. Dollars (USD).
Cryptocurrency Payments: Due to market volatility, cryptocurrency payments are calculated at the current exchange rate displayed at checkout. The final payable amount is confirmed at the time of payment.

Customs & Delivery: Shipments are managed through DHL, UPS, FedEx, ARAMEX, and TNT for most international destinations.
DDP Option: We offer Delivery Duty Paid (DDP) service in select countries, which covers customs, duties, and taxes in the purchase price. Advance arrangement is required - please contact info@cryptominerbros.com for details.
Returns to Hong Kong: If a product must be returned to Hong Kong, the customer is responsible for all related shipping fees as outlined in our Returns & Refund Policy.

16 reviews for Bitmain Antminer S21+ Bitcoin Miner

Rated 4 out of 5

Jenson Carline – May 14, 2025

I got most of my miners from Cryptominerbros. good price, fast shipping, and everything came in perfect condition.
Rated 4 out of 5

Sidney Field – May 14, 2025

Great experience overall! ordering was super easy and my miner arrived quicker than expected. fast and reliable service!
Rated 5 out of 5

Stewart Becker – May 14, 2025

Great service and fast delivery! ordered several asics everything works perfectly. Big thanks to han su for the help.
Rated 5 out of 5

Freddie Ramsey – May 14, 2025

Ordered an antminer s21+, has a slight delay from the manufacturer buy crypto miner ros kept me informed. miner arrived well-packed and support was friendly and efficient.
Rated 4 out of 5

Philbert Bacchus – May 14, 2025

Ordered an s21+ and it arrived on time. support was quick to reply when i had questions and helped me fix a firmware issue fast. always a smooth experience.
Rated 4 out of 5

Brendon Walker – August 31, 2026

Very happy with my Antminer S21+. The miner arrived safely and was packed really well. Setup was easy and everything is working fine.
Rated 5 out of 5

Noah John – August 31, 2026

Good experience with Crypto Miner Bros. My order arrived on time and the miner was in perfect condition. Very happy with the service.
Rated 5 out of 5

Aidan Stevens – August 31, 2026

I ordered the S21+ and everything went smoothly. The packaging was secure and the machine started working without any issues.
Rated 5 out of 5

Jude Hart – August 31, 2026

Great service from Crypto Miner Bros. They were helpful when I had questions about my order and responded quickly. Would buy from them again.
Rated 5 out of 5

Finley Carr – August 31, 2026

The Antminer S21+ arrived in good condition and was easy to set up. So far everything is working as expected. Very satisfied with my purchase.
Rated 5 out of 5

Dylan Walsh – August 31, 2026

This was my first time ordering from Crypto Miner Bros and I had a very good experience. Fast communication and good service.
Rated 5 out of 5

Ishaan Lynch – August 31, 2026

Really happy with the purchase. The S21+ was packed properly and arrived without any damage. Everything went smoothly from ordering to delivery.
Rated 5 out of 5

Leonard Stuart – August 31, 2026

Good product and good support. Crypto Miner Bros made the whole process simple and kept me updated about my order. Recommended.
Rated 4 out of 5

Payton Castaneda – August 31, 2026

The S21+ arrived safely and everything was exactly as expected. I had no problems during setup and it has been running smoothly.
Rated 5 out of 5

Bennett Dotson – August 31, 2026

Really good experience with Crypto Miner Bros. The communication was quick and the order arrived well packed. Very satisfied.
Rated 4 out of 5

Silas Mcconnell – August 31, 2026

Happy with my Antminer S21+ purchase. Delivery was smooth, the machine was in good condition, and getting it started was easy.

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Questions & Answers

What is the hash rate of the Bitmain Antminer S21+?

The hash rate is 216 Th/s, ideal for high-performance Bitcoin mining.
What is the power consumption of the Bitmain Antminer S21+?

It consumes 3564W of power.
What is the noise level of the Bitmain Antminer S21+?

The noise level is around 76 dB.
What is the net weight of the Bitmain Antminer S21+ miner?

It has a net weight of 21.5 kg, suitable for stable setup and handling.
Which coin does the Bitmain Antminer S21+ mine, and what algorithm does it use?

It mines Bitcoin coins using the SHA-256 algorithm, built for private and secure computations.
What are the input voltage requirements?

It supports standard 220 – 277V input, compatible with most mining setups.
What are the dimensions of the Bitmain Antminer S21+?

The compact size makes it easier to fit in tight spaces and dimension 450 X 219 X 293 mm.
How long is the warranty for the Bitmain Antminer S21+?

Bitmain Antminer S21+ provides a 365-day warranty covering hardware issues and manufacturing defects.
Is the Bitmain Antminer S21+ suitable for high-temperature environments?

Yes, it runs best between -20°C and 45°C. Higher temperatures may reduce performance and lifespan.

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