BitDeer SEALMINER A3 Hydro 500T Parameters:
| Key Specifications | Normal Mode |
| Cryptocurrency algorithm market types | SHA256 BTC/BCH/BSV |
| Computing power, TH/s | 460~540 |
| Energy efficiency ratio @ 35℃, J/TH | 13.5 ±5% |
| Power consumption @ 35℃, W | 6210~7290 ±10% |
| Power requirements | |
| Maximum input power, W | 10000 |
| Input voltage, VAC | 380-480, three-phase |
| Maximum input current, Amp | 20 |
| Input frequency range, Hz | 47~63 |
| Hardware Configuration | |
| Product dimensions, width*depth*height, mm | 482*665*86 |
| Packing dimensions, width*depth*height, mm | 567*787*248 |
| Product net weight, kg | 20.5 |
| Weight including packaging materials, kg | 23 |
| Internet connection | RJ45 Ethernet 10/100M |
| Environmental operating parameters | |
| Inlet temperature, C1 | 20~55 |
| Working humidity (no condensation), RH | 10%~90% |
| Storage temperature, °C2 | -30~70 |
| Liquid operation parameters | |
| Liquid cooling pressure, bar | ≤3.5 |
| Liquid medium | Pure water (or distilled water) + specialized corrosion inhibitor or antifreeze (adjusting the ratio based on the freezing point) |
| Liquid flow, L/min | Pure water, >10.2 L/min; if antifreeze is used, the flow rate must be increased, e.g., for a 30% ethylene glycol antifreeze solution, ≥11 L/min. *Note: 10.2 L/min corresponds to an inlet and outlet water temperature difference of approximately 10.5°C in normal mode. |
| 1. Inlet coolant temperature. | |
| 2. Ensure all liquids are drained from the equipment before storage and transport. | |




SEALMINER A3 Hydro, equipped with the SEAL03 chip, strikes an ideal balance between efficiency and cost by ensuring computing power while reasonably controlling power consumption. The SEALMINER A3 Hydro adopts a 2U standard server design to support high-density deployment, saving space and enhancing mining farm scalability while facilitating maintenance and equipment management. Equipped with an efficient power supply system, the SEALMINER A3 Hydro achieves an efficiency of up to 97% for more effective power utilization, helping to boost long-term mining profitability. According to Bitdeer test data, the SEALMINER A3 Hydro operates with almost no noise, providing an ideal solution for building a quiet, stable, and long-running mining farm environment.
How to buy?
Please contact our service.
Payment related
• Based on the actual production progress and the latest supply chain status, if your order is shipped earlier than expected, we will notify you immediately.
• Products are priced in USD, excluding shipping, customs duties, and any applicable taxes.
• Supports multiple digital currencies and various payment methods such as USD wire transfers. If you choose a USD wire transfer, please be reminded to upload the payment voucher within 72 hours to avoid the order being canceled due to timeout.
• After you complete the order submission, we will not support any form of order cancellation, item exchange, or refund requests.
Shipping Guide
• When shipping water-cooled mining machines, power cords are not included by default.
• After full payment of the order, we will adhere to the principle of "payment first, shipment first" and arrange for your shipment as soon as possible.
• To ensure the smooth customs clearance of your goods, we strongly recommend that you familiarize yourself with and prepare all necessary customs clearance documents in advance to avoid unnecessary delays or additional fees. We are not responsible for any issues arising from missing or incomplete documents, including but not limited to package delays, returns, or extra charges.
• Product images are for reference only. Please refer to the actual received product. We are committed to providing high-quality products, but images may have slight differences from the actual product due to factors such as shooting angle and lighting.
After-sales policy
• BITDEER promises to provide a 365-day warranty service starting from the date of shipment. During the warranty period, if repair is required, the user must bear the shipping fee for sending it out, and BITDEER will be responsible for the return shipping fee.
• Please follow the product instructions and specifications for correct use. Any unauthorized changes to settings or other actions without the consent of BITDEER will void the warranty, and BITDEER will not be liable for any resulting losses. For more details on after-sales service, pleaseclick hereto view the relevant terms.
About BitDeer
Bitdeer Technologies Group is a Nasdaq-listed company (stock code: BTDR) founded in 2018 and headquartered in Singapore. Founded by Bitmain co-founder Wu Jihan, it focuses on Bitcoin mining hardware, cloud computing power, and data center services. Through its full-stack layout of self-developed chips + global data centers + AI cloud, Bitdeer balances low energy consumption with high computing power, and its products are at the forefront of the industry in terms of energy efficiency and computing power density.
Miners are customized investment products, which differ from ordinary electronic products. Once purchased, they are non-returnable and non-exchangeable. We kindly ask for your understanding!

Processing & Shipping Time
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.

Payment Policies
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 offline payment, you can contact our online customer service.
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.

Taxes & Custom Duties
We offer DDP (Delivery Duty Paid) shipping to some countries, including the United States, Canada, 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.

Warranty & Buyer Protection
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.

Customer FAQs
How long does it take to mine a Bitcoin?
The mining machine is calculated based on its daily output revenue, the time required to recover the investment cost of the mining machine, and the return rate, which is more valuable. There are many factors to consider when mining a coin, and it cannot be simply stated in one sentence!
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.
