-
Power
5360 W -
Hashrate
335 TH/s
5360 W 
335 TH/s -
Bitcoin
Latest Deals
| Profit/Day | Profit/Month | Profit/Year | |
|---|---|---|---|
Bitcoin
|
$7.2651
0.00008585
|
$217.9524
0.00257541
|
$2651.7537
0.0313342
|
BitcoinCash
|
$6.4363
0.02069545
|
$193.0886
0.62086354
|
$2349.2441
7.5538
|
Nicehash-AB
|
$7.2346
0.00008549
|
$217.0390
0.00256462
|
$2640.6411
0.03120288
|
Fractal Bitcoin
|
$5.1396
13.1172
|
$154.1894
393.5165
|
$1875.9710
4787.7842
|
Profitability of Miner
Description
OVERVIEW
Antminer S21 hydro (335Th) of SHA-256 algorithm with hashing power of 335Th/s at 5360W power consumption.
SPECIFICATIONS
| Manufacturer | Bitmain |
|---|---|
| Model | Antminer S21 Pro hydro |
| Release | March 2024 |
| Size | 410 x 170 x 209mm |
| Weight | 17500g |
| Noise level | 50db |
| Power | 5360W |
| Cooling | Water cooling |
| Interface | Ethernet |
| Temperature | 5 – 45 °C |
| Humidity | 5 – 95 % |
| Warranty | 365 Days |
Customer Reviews
10 reviews for Bitmain Antminer S21 Hydro BTC Miner
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Bitmain Antminer S21 Hydro BTC Miner
The Bitmain Antminer S21 Hydro is a 335 TH/s SHA-256 Bitcoin miner drawing 5,360W, working out to about 16 J/TH, among the more efficient hydro-cooled ASICs Bitmain sells. Released in March 2024, it ships with the PSU included, uses water cooling to manage heat at this power draw, and connects over Ethernet. It measures 410 × 170 × 209mm, weighs 17.5kg, and runs at a rated 50dB noise level. Built for 5°C to 45°C environments and 5–95% humidity, the S21 Hydro carries a 365-day warranty, arrives ready to mine Bitcoin, and suits serious miners who want Bitmain’s hash rate without air-cooling limits.
Processing and Shipping Time
- In-stock models will be shipped within 48-72 hours from our Hong Kong warehouse.
- All miners are shipped via DHL, FedEx, UPS, EMS, etc.
- A tracking number will be provided within 24-48 hours after the goods are shipped from our warehouse.
- Shipments typically take 5-7 days to reach any destination worldwide via express shipping from Hong Kong.
- You will receive regular updates about your order via email.
Payment Methods
We provide a variety of flexible payment options to suit your needs:
- Wire Transfer via Bank
- Cryptocurrency: Bitcoin, Ethereum, Bitcoin Cash, Litecoin, Kaspa, Dogecoin, and more
All prices are listed in US Dollars. If you choose to pay with cryptocurrency, the final amount will be calculated at checkout based on the current market rate.
Please note: Machine prices may fluctuate with market trends.
Support & Warranty
- All brand new miners come with a 180-365 day manufacturer warranty.
- Our technical team is available 24/7 to assist you with any issues via TeamViewer.
Taxes and Custom Duties
- We ship using DHL Express, FedEx, UPS.
- DDP (Delivery Duty Paid) service is available for select countries, covering customs, duties, and taxes.
- Request DDP service in advance via sales@asicmarketplace.com.
- For non-DDP countries, we can help reduce taxes by shipping with a lower invoice.
- Notify us promptly if your customs authority requires documents to avoid delays.
- Return shipping to Hong Kong is the client’s responsibility if necessary.
Packing and Shipping
- Each miner includes the necessary PSU and is shipped in the original manufacturer's packaging.
- "FRAGILE" stickers are applied on all sides for added protection during transit.
- To ensure factory-sealed integrity, we do not open the box to add a power cord unless provided by the manufacturer. If a power cord is not included, please source one locally.
Dedicated to the highest standards.
Globally Connected
Trusted by
VoskCoin
2780 W 
840KSol/s 
Kerry Porter –
I had a good customer service experience working with asic marketplace, they was very thorough and helpful throughout the process making it a smooth and easy purchase. I will definitely order again from them.
Jeffrey Sutton –
“This is the second time I’ve gotten an asic miner from asic marketplace.
I have never been disappointed or worried about any of them.
cos they has always been helpful and their prices are more than reasonable”
Claude Cohen –
When I decided to buy a new miner I checked into asic marketplace. I liked what I read.
when I actually spoke to someone they were very helpful. You never have to wait long to talk to someone. My miner came fast and was packed really well.
Noel Leonard –
I hasve purchased three miners from this company. The prices are reasonable and the miners have been great to mine crypto with.
Dominick Hopkins –
This is antminer s21hyd each time we have received helpful advice, a competitive price, and a pristine and amazing miner.
Martin Griffin –
Asic marketplace’s team was very attentive throughout the order process. They helped me find the best products and made sure the items that I ordered were exactly as I was looking for. I will definitely order from them again.
Edmund Ward –
Great products, fair pricing, fast shipping, and packaged well enough to withstand the rigors of delivery.
Reginald Edwards –
These guys are awesome. I’ve placed several orders and they have always shipped them immediately. Their prices are great and provide quality products always.
Robin Flores –
Asic marketplace ships lightning fast and has what I am looking for. they have a good mix of things that are hard to find in other places. I like to browse through the site and see what the new asic miners are.
Bennie Wolfe –
Everything went as expected. prices were good, shipping was quick and I have no complaints.