Canaan Avalon A15 SE 176/179 Th/s 19.9J/T Bitcoin Miner
Canaan AvalonAvailable on backorder
$580.00 – $590.00
Bitmain Antminer S21 151T 175T 188T 195T 200T 17.5J/T Bitcoin Miner
Model Antminer S21 from Bitmain mining SHA-256 algorithm with a maximum hashrate of 151T/175T/188T/195T/200T for a energy efficiency of 17.5J/T.
With rapid market changes, miner prices can vary frequently, even within a short time. Kindly verify the latest price with our sales team before making your payment.
$835.00
Available on backorder
Apexto is now offering U.S.-based inventory and DDP (Delivered Duty Paid) shipping for customers in the U.S. For more details, pls. contact our sales team.
Order 2 or more machines to save on shipping costs! Contact our sales team now to secure the best rates.
Trusted by
Payment Method
- USD
- USDT(TRC 20)
- KAS
- BTC
- ETH
- LTC
- DOGE
- USDC(ERC20)
Antminer S21 Description
The premium Antminer S21 Bitcoin miner, the newest offering from reputable mining gear manufacturer Bitmain, has an ultimate hash rate of 200Th/s, enabling miners to mine Bitcoins more quickly and solve puzzles more quickly. With its lower power consumption of 3500W, the Bitmain Antminer S21 has an energy efficiency of 0.017j/Gh.
The Antminer S21’s utilization of a novel 5nm ASIC chip is among its most remarkable characteristics. The S21 uses less electricity to produce the same amount of hash power since this chip is far more efficient than the 7nm processor found in the S19 Pro. For miners, this means paying less for electricity, which could result in increased earnings.
The Antminer S21’s enhanced cooling system is yet another important feature. The S19 Pro’s single-fan cooling system was outperformed by the S21’s upgraded dual-fan cooling system. As a result, the S21 can operate at lower temperatures, extending the hardware’s lifespan.
Overall, the Antminer S21 represents a significant step forward in the cryptocurrency mining landscape.
Bitmain Antminer S21 Real Shot
Specification
| Manufacturer | Bitmain |
| Model | Antminer S21 (200Th) |
| Also known as | Antminer S21 200T |
| Release | February 2024 |
| Size | 400 x 195 x 290mm |
| Noise level | 75db |
| Fan(s) | 2 |
| Power | 3550W |
| Voltage | 12 |
| Interface | Ethernet |
| Temperature | 5–40 °C |
| Humidity | 5 to 95 % |
Bitmain Antminer S21 Simulated Run Test
- High hash rate: The S21 has a hash rate of up to 200 TH/s, which is one of the highest hash rates available on the market. This means that you can mine more Bitcoin per day with the S21 than with other mining rigs.
- Low power consumption: The S21 consumes only 3500W of power, which is one of the lowest power consumption rates available on the market. This means that you can save money on your electricity bill by using the S21.
Bitmain Antminer S21 Introduction Video
Customer FAQs
Can I get a discount?
We offer holiday and special discounts periodically. Stay updated by following our website or joining our TG group (https://t.me/apextomining). We recommend joining our TG group, as special offers and discounts are typically announced there first.
We also provide wholesale prices for Bulk orders. We offer tailored discounts and dedicated support for large-quantity purchases, helping you acquire mining equipment at the most competitive market prices. You can email us at info@apexto.com.cn
Can I pick up the machine myself?
Yes, we offer self-pickup options. We have warehouses in Hong Kong, and the United States, so you can choose the nearest location based on your needs. Alternatively, we can also ship the machine to your forwarder's address.
Are miners purchased through you new?
Yes, we only sell brand new, factory-sealed miners. Apexto Team purchases equipment directly from the factory, ensuring all products are new and unused.
Typically, miners are shipped directly from the warehouse without opening the packaging. We only open the packaging for testing if requested by the customer before shipment.
Is there a minimum order quantity for miners?
No, there is no minimum order quantity. We cater to miners of all scales and understand that many investors prefer to start small before committing to larger investments.
Can l visit your warehouse in person before placing an order?
Yes, we welcome customers from all over the world to visit our warehouse. If it's not convenient for you, we can arrange an online video meeting or video call.
Are offline transactions with Apexto safe?
Absolutely—just follow these steps to keep your order secure:
1. Authenticate Apexto staff identity first via our official verification page: https://apextomining.com/about-us/staff-authentication/
2. Place your order only within the social media group with CFO Lili Guo (WeChat/TG/WhatsApp: +86 137 1380 1796).
Official payment account details are provided only by your verified Apexto sales representative. Verify them via Staff Authentication before paying.
Following these steps ensures your payment goes to the right place and your transaction stays fully protected.
In-stock miners will ship within 3 business days. For bulk orders, please allow an additional 1-2 days via DHL Express, UPS, FedEx, or TNT.
Pre-order miner delivery times depend on the factory schedule. Estimated delivery dates are provided on the order page, but delays may occur due to production issues.
Shipments are processed on a first-paid, first-shipped basis. Once full payment is received, we aim to ship as quickly as possible. Payments via wire transfer (T/T) may take 3-7 business days to verify, while cryptocurrency payments typically take a few hours to 1 business day.
International shipping usually takes 5-8 business days, with remote locations potentially requiring 8-10 days.
*All sales are final and non-refundable. Please understand, this is an industry standard.
All products listed on our website are priced in US Dollars.
We accept payments via bank wire transfer or online cryptocurrency payment (BTC, ETH, KAS, USDT, USDC).
If you prefer other payment methods, please contact our sales team.
Important: All cryptocurrency payments received on the website are automatically converted to USDT. If a product is out of stock, we will contact you for a refund. The refund will be based on the USD price at the time of your original order.
We offer DDP (Delivery Duty Paid) shipping to some countries, including the United States, Canada, Russia, Dubai, and certain EU countries.
If you require DDP shipping, please contact our customer service. For countries without DDP shipping or for standard shipping, we can help reduce taxes by providing a lower invoice value.
Customs duties are not included in the total price. You will need to pay them once the goods arrive in your country. Simply contact your local logistics company to settle the fees. If needed, we can provide a commercial invoice with a declared value of your choice.
Please notify us immediately if customs requests documents, as improper filing may lead to higher fees or delays. We can provide the necessary documentation.
For new, factory-sealed miners, the warranty is typically 12 months or 6 months, depending on the factory's policy, starting from the production date.
The company is not responsible for issues resulting from failure to follow the provided instructions, specifications, or alterations to the product.
For used mining machines, there is no warranty or after-sales service; however, before shipment, we will provide mining machine testing videos to ensure you understand its performance. Once you confirm acceptance, we will proceed with full communication and arrange shipment.
Transportation and any other costs related to product returns are the responsibility of the purchaser.
The repair period will depend on the nature of the issue.
- CMCaleb Montgomery CA
Faye was very kind and helpful
Faye was very kind and helpful, even with the time difference. She quickly cleared up my doubts about the L9 miner.
Date of experience : January 31, 2025 - JPJerry Pan US
Fast Shipping
Order arrived sooner than expected - great experience with Apexto Mining!
Date of experience : March 03, 2025 - RHRephael Hanks CA
Buying miners from Apexto for 5 years
Buying miners from Apexto for 5 years - trustworthy, professional, and delivers quality!
Date of experience : March 03, 2025 - BVBruno Vargas ES
Easier than I expected. Thanks Faye
I'm very satisfied with my purchase (Elphapex Home). Additionally, I must thank Faye for the excellent service she provided; she answered all my questions whenever I needed.
Date of experience : January 20, 2025 - LCLuis Clingerman US
Fast Shipping
The customer service on WhatsApp is excellent, and shipping is fast - from Hong Kong to North America without delay. I'm very happy with the experience!
Date of experience : January 31, 2025
Power Cord Standard
Common plug standards and their compatible regions.
- US StandardType A/B
- UK StandardType G
- EU StandardType C/E/F
- CN StandardType I
Want to Explore Similar Mining Options?
Explore All Miners| Models | Coins | Price | Hashrate | Power | Algorithm | Profit |
|---|---|---|---|---|---|---|
 Canaan Avalon A15 SE |  | $580.00 | 179 Th/s | 3562 W | SHA‑256 | $ 2.26 /day |
 XCLAW Lobster X9 70Th/s | | $799.00 | 70 Th/s | 1450 W | SHA‑256 | $ 0.81 /day |
 Canaan Avalon A15 Pro+ | | $2,480.00 | 240 Th/s | 3720 W | SHA‑256 | $ 4.29 /day |
 Bitdeer SEALMINER A4 Pro | | $3,950.00 | 336 Th/s | 3662 W | SHA‑256 | $ 7.86 /day |
 MicroBT WhatsMiner M72S 264~300T | | $3,999.00 | 264 Th/s | 4000 W | SHA‑256 | $ 4.83 /day |
Recommended Devices
XCLAW Lobster X9 70Th/s 1450W Bitcoin Miner
Niche BrandIn stock
$799.00
Bitmain Antminer Z15K 525kSol/s 2483W Zcash Miner
Bitmain AntminerFutures
$6,300.00
Canaan Avalon A15 Pro+ Bitcoin Miner
Canaan AvalonIn stock
$2,480.00
ICERIVER XP0 Xphere XP Miner
IceRiverAvailable on backorder
$511.00 – $618.00