USED - Bitmain Antminer A3 (APW3++ Included)

Sale price Price $569.00 Regular price $3,000.00


Purchasing of this item means you agree to the terms included in the hosting contract below, a one-year hosting agreement costing $125 per month through monthly invoice. This contract only applies to people choosing to host their machines.

Hosting Contract

Frequently Asked Questions 

Q: What monthly fees will I be responsible for and what are they used for?

A: Our hosting contract is $125.00 per month and an electric bill which averages around $44.00 per month. The hosting fees are used to pay for the facility infrastructure, efficient cooling management by our engineers, and a monthly cleaning and inspection to prevent the short-term damage of the machine. 

Q: What is the average return of profit. 

A: This widget below will help you calculate your profitability. Please note the A3 does ~815,000 MH/s, the electricity rate is 0.06 KW/hr and the machine uses 1275 W, the pool fee is your choice (you choose the pool) but by default, we will use our pool which charges 1%.   Powered by CryptoRival

Q: Is this just like cloud mining?

A: No, we do not own your machine. You can control your machine and do as you please with it. We only maintain and host it. We offer yearly contracts and once contracts have been fulfilled we will ship the machine to you.

Q: Is the first month included in the price? 

A: Yes. We will bill you at the beginning of each month. We have recurring payment options available. 




Parameters of ANTMINER A3





Product model



Hash ASIC type



Hashing algorithm



Total quantity of hash chips

180 chips


Total quantity of hash boards

3 boards per miner


Total hash rate



DC voltage input

11.60~13.00 V


DC current input @12V DC

98.8 A +7%


DC Power @12V DC input

1186 W +7%


220VAC Power @25℃ ,93%

conversion efficiency of APW3

1275 W +7%


220VAC Power efficiency @25℃,93% conversion efficiency of APW3



Weight(without package)

 4.2 kg


Operation temperature

0-40 ℃


Storage temperature

-40-85 ℃


Operation humidity


prevent condensation



76 dB


Networking connection mode

Ethernet Cable


Power connection mode                  

All three PCI-E ports are required to power the board. You can use one PSU to power multiple boards, but do not attempt to power one board with two PSUs.We suggest to prevent  the control board to be powered up before hash boards be powered up.


Size(Length*Width*Hight,without package)




1. A 180-day warranty is provided starting from the shipping date. To avail this warranty a repair ticket must be generated by the customer on Bitmain's website. Overclocking the miner will void the warranty immediately.

2. The warranty only applies to the original purchaser who purchased the machine directly from Bitmain. Once the miner is resold warranty coverage becomes the responsibility of the re-seller.

3. All sales are final. No refunds will be granted. Defective miners can be repaired for free if they fall under the Bitmain warranty policy. After the warranty period, machines can be repaired at the cost of parts and labor.

4. The following events will void the warranty:

     a. Customer removes/replaces any components by himself without receiving permission from Bitmain first;

     b. Damage caused by poor power supply, lightning or voltage surges;

     c. Burnt parts on hash boards or chips;

     d. Miner/boards/components damage due to water immersion or corrosion due to wet environment.

5. For all repairs or RMA, within warranty or not, customer must return the defective parts at his/her own expense after opening a support ticket and troubleshooting with Bitmain's instructions.

6. Bitmain will cover shipping cost when shipping a replacement unit within the warranty period.

7. If you notice there are some loose heatsinks when you receive the miner, please inform us by email to info@bitmaintech.com within 3 days from the date the package is received according to UPS/DHL/FEDEX's website.

8. Bitmain does not take any responsibility for or compensate for any loss as result of downtime caused by delays in transportation as a result of custom formalities or other reasons.

Please read Bitmain’s Terms & Conditions for a complete list of conditions and terms that apply to all orders placed on Bitmain.com