Bitdeer SEALMINER A3 Pro Air 290TH/s 3625W Bitcoin Miner

SKU: SealMiner A3 Pro Air Manufacturer Warranty PSU Included

The Bitdeer SealMiner A3 Pro Air, optimized for SHA-256 mining, delivers 290 TH/s at 3625 W with efficient air cooling and 12.5 J/TH energy efficiency.

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.

$4,895.00

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

  • Apexto Mining reviews on Trustpilot
  • WhatToMine
  • Kryptex
  • NiceHash

Payment Method

  • USD
  • USDT(TRC 20)
  • KAS
  • BTC
  • ETH
  • LTC
  • DOGE
  • USDC(ERC20)

Bitdeer SEALMINER A3 Profitability

Be careful, the calculation results are average, but the final result is not the same. Network revenue is based on the latest catalog snapshot.

Calculation Results

Profit :
6.25 Usd/day
Payback Period:
26.11 Mon
Income in money :
10.60
Income in % :
58.96%
Electricity Costs :
4.35
Hashrate:
290/Th

SEALMINER A3 Pro Air Description

The Bitdeer SealMiner A3 Pro Air is a high-performance SHA-256 ASIC miner designed for Bitcoin and cryptocurrency mining.

Powered by next-generation SEAL03 chips, SealMiner A3 Pro Air delivers a strong 290 TH/s hashrate at 3625 W with an excellent 12.5 J/TH energy efficiency, reducing power costs while maximizing output.

Engineered for low-noise operation, the miner runs 3–4 dB quieter than standard models, creating a stable and comfortable mining environment. With 97% power supply efficiency, the A3 Pro Air ensures long-term reliability and profitability.

Specifications

MODELBITDEER SEALMINER A3 PRO AIR
AlgorithmSHA - 256
Hashrate260-320 TH/s
Power3250~4000 W
Efficiency12.5 J/Th
Weight15.5 Kg
Fan4
Voltage220 - 277 V
Size365 × 292 × 197 mm
InterfaceEthernet
Temperature-20 - 45 °C
Storage Temp-30 - 70 °C
Humidity10 - 90%

Bitdeer Sealminer A3 Pro Air Introduction

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.

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
See All Regions >

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