Canaan Avalon A15 SE 176/179 Th/s 19.9J/T Bitcoin Miner
Canaan AvalonAvailable on backorder
$580.00 – $590.00
Bitdeer SEALMINER A4 Pro Air Bitcoin Miner
The Bitdeer SealMiner A4 Pro Air is a SHA-256 Bitcoin miner delivering 336TH/s hashrate at 3662W with 10.899J/TH efficiency, built for stable, high-performance BTC mining.
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.
$3,950.00
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 Pro Air, launched in April 2026 as part of the SEALMINER A4 series, is a high-efficiency SHA-256 ASIC miner for Bitcoin mining, delivering up to 336TH/s at 3662W with 10.9J/TH efficiency.
Compared to the previous A3 series (12.5J/TH), it offers significantly improved energy efficiency, helping reduce power costs while maintaining stable and reliable mining performance.
Key Features & Advantages
10.9 J/TH Energy Efficiency
Built for better energy utilization, the A4 Pro Air maximizes output while reducing power consumption, helping miners achieve more value per watt.
Up to 336TH/s High Hashrate
Delivers strong and stable computing power, improving mining efficiency and increasing potential returns.
Reliable Power Performance
With high power conversion efficiency and stable voltage support, the miner maintains consistent performance even under continuous high-load operation.
Optimized Air Cooling System
The advanced air-cooled design ensures effective heat dissipation and stable operation across a wide temperature range from -20°C to 50°C.
Built for Long-Term Mining
Designed for durability and stability, the A4 Pro Air supports continuous operation, making it ideal for both small-scale setups and large mining farms.
Specifications
| Key Specifications | Normal Mode |
| Crypto Algorithm | Coins | SHA256 | BTC/BCH/BSV |
| Hash Rate, TH/s | 310~360 ±10% |
| Power Efficiency @25°C, J/TH | 10.9 ± 5% |
| Power Consumption @25°C, W | 3379~3924 ±10% |
| Power Supply Requirements | |
| Input Voltage, VAC | 220-277 |
| Maximum Input Current, Amp | 27 |
| Input Frequency , Hz | 50/60 |
| Hardware Configuration | |
| Product Dimensions, W*D*H, mm | 197*365*292 |
| Packaging Dimensions, W*D*H, mm | 308*482*423 |
| Product Net Weight, kg | 15.5 |
| Gross Weight Including Packaging, kg | 17.5 |
| Internet Connections | RJ45 Ethernet 10/100M |
| Environmental Operating Parameters | |
| Operating Temperature, °C | -20~50 |
| Storage Temperature, °C | -30~70 |
| Operating Humidity (Non-Condensing), RH | 10%~90% |
| Operating Altitude, m¹ | ≤2000 |
Sealminer A4 Pro Air FAQs
Supports SHA-256, ideal for Bitcoin (BTC) mining and other SHA-256 coins.
Energy efficiency is 10.9 J/TH, improved from the previous A3 series (12.5 J/TH) for lower electricity costs.
Delivers up to 336 TH/s while consuming 3662W, balancing high performance and energy use.
Works reliably in indoor setups, warehouses, and mining farms with its stable air-cooling system.
Offers high hashrate, improved efficiency, and reliable operation, backed by Bitdeer’s ASIC technology for professional mining.
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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