MicroBT Whatsminer M7AS+ 540-600TH/S 12.5J/T Bitcoin Miner Hydro Cooling
WhatsMinerFutures
Bitdeer SEALMINER A4 Ultra Hydro Bitcoin Miner
Bitdeer SEALMINER A4 Ultra Hydro is a high-performance hydro-cooled ASIC miner delivering 886 TH/s at 8,372.7 W and 9.45 J/TH efficiency, ideal for large-scale, energy-efficient Bitcoin mining operations.
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.
$9,729.00
Futures
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)
Product Description
The Bitdeer SealMiner A4 Ultra Hydro is the flagship hydro-cooled ASIC miner in the A4 series, designed for high-performance Bitcoin mining. Delivering up to 886 TH/s at 8,372.7 W with a rated efficiency of 9.45 J/TH, it sets a new standard for energy-efficient, large-scale mining.The 2U form factor allows easy integration into modern data center racks, maximizing space utilization and operational efficiency.
Key Features
Strategic Efficiency – Breaks the 10 J/TH barrier with 9.45 J/TH, providing strong energy efficiency and long-term profitability.
High Hashrate Performance – Consistent 870–900 TH/s ensures reliable mining even as difficulty rises.
Silent Hydro-Cooling – Advanced liquid-cooling system minimizes fan noise for a quieter, stable mining environment.
Optimized Rack Density – 2U form factor (482 × 665 × 86 mm) maximizes deployment density and lowers operational costs per TH.
Efficient Power Management – Supports 380–480 V three-phase AC input with up to 97% power supply efficiency, reducing energy loss and boosting performance.
Specifications
| Key Specifications | Normal Mode |
| Crypto Algorithm | Coins | SHA256| BTC/BCH/BSV |
| Hash Rate, TH/s | 630~730 ±10% |
| Power Efficiency @35°C, J/TH | 10.9± 5% |
| Power Consumption @35°C, W | 6867~7957±10% |
| Power Supply Requirements | |
| Input Voltage, VAC | 380-480 , 3~ |
| Maximum Input Current, Amp | 17 |
| Input Frequency , Hz | 50/60 |
| Hardware Configuration | |
| Product Dimensions, W*D*H, mm | 482*665*86 |
| Packaging Dimensions, W*D*H, mm | 567*787*203 |
| Product Net Weight, kg | 20.5 |
| Gross Weight Including Packaging, kg | 23 |
| Internet Connections | RJ45 Ethernet 10/100M |
| Environmental Operating Parameters | |
| Inlet Liquid Temperature, °C ¹ | 20~55 |
| Operating Humidity (Non-Condensing), RH | 10%~90% |
| Storage Temperature, °C ² | -30~70 |
| Liquid Operating Parameters | |
| Liquid Pressure, bar | ≤3.5 |
| Liquid Medium | Pure water (or distilled water) + special corrosion inhibitor or antifreeze (select the ratio according to the freezing Point) |
| Liquid Flow, L/min | Pure Water ≥ 10.2L/min for pure water; if the antifreeze needs to be changed, the flow rate needs to be increased, such as 30% ethylene glycol aqueous solution antifreeze requiring ≥11L/min. <br>*Remarks:10.2L/min corresponds to the temperature difference between inlet and outlet water close to 10.5°C at normal mode. |
| ¹ Inlet coolant temperature. | |
| ² Ensure that all liquid is drained from the equipment prior to storage and transportation. |
Bitdeer SEALMINER A4 Ultra Hydro Introduction
Sealminer A4 Pro Hydro FAQs
Flagship hydro-cooled miner delivering up to 900 TH/s at 8,372 W with 9.45 J/TH efficiency.
Rated efficiency is 9.45 J/TH, providing top energy savings for BTC mining.
Reduces noise, stabilizes temperature, and ensures long-term reliable operation.
Yes, 2U form factor (482 × 665 × 86 mm) fits standard server racks for dense deployment.
Requires 380–480 V three-phase AC input with up to 97% power supply efficiency.
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?
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|---|---|---|---|---|---|---|
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 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 |
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