1. Specifications and other information of Antminer S19 are as mentioned in the Overview section.

2. The shipment of this batch will start on a first-paid-first-ship basis for orders which Bitmain has received full payment. We recommend you to be aware of your local customs clearance policies and prepare ahead of time for it to avoid any customs clearance delay or unexpected costs.

3. Please kindly note that power supply is a part of S19.

4. Please kindly note that the required input voltage for S19 is 220V.

5. Please select correct address for shipping before you submit your order. For this batch, shipping address cannot be changed once the order is submitted.

6. For the shipments to US, according to the NY ruling N297495, mining machine is classified under 8543.70.9960 which contains a 2.6% tax and an additional 25% import duty in accordance with the relevant Sino-US terms and conditions.

7. For German shipments, please be aware that we have numerous German customers met customs clearance problems when shipments arranged via DHL. You may wish to consider this information before shipping carrier is determined. In case of any customs delay or shipment return due to DHL shipping, Bitmain will not be held liable.

8. Please click here to refer to the all certificates of the products. Please research on your local custom requirements before purchasing from Bitmain. In the case of any custom delay or shipment return due to the lack of certification, Bitmain will not be held liable.

9. To ensure the authenticity, high quality and full warranty coverage of products you purchase from us, We strongly suggest that u should purchase from our official website (www.bitmain.com)  and we shall be solely responsible for products purchased from our official website. Please acknowledge that we do not have any authorized third party distributor and reseller in any region or country. We will not allow our products to be sold by individuals via phone call, email or any other methods. It could be a scam if you place the order with someone claiming to be an official Bitmain sales representative/distributor via email or Skype or on any other websites other than our official website (www.bitmain.com). In no event will we be liable for any loss or damage caused by scams from third parties. The terms and conditions of our sales products on the official website are the only binding version and we will not in any event match any preferential terms offered by any other unauthorized third party distributor and reseller.

10. The pictures shown are for reference only, the final shipment version shall prevail.

11. Please take note that origin of the mining machine on the label will be updated due to factory adjustment.

12.  It is highly recommended to use Antpool(www.antpool. com) and BTC.com(https://pool.btc.com) for mining service.

1. To prevent the spread of virus in the firmware, which can cause damage to the Antminer S19 series, the setting function of “Secure Boot” has been switched on and the “Root Authority” function has been disabled.

2. If the user fails to use the product in accordance with the given instructions, specifications, and conditions provided, or change the function setting without Bitmain’s prior consent, Bitmain will not be liable for any damage arising therefrom.

(1-1)  Caution: Wrong input voltage may probably cause miner damaged

(1-2）Max condition: temperature 40°C, altitude 0m

(1-3)  Two AC input wires, 10A per wire

(2-1 Including PSU size

(2-2)  Including PSU weight

(3-1) When the miner is used at an altitude from 900m to 2000m, the highest operating temperature decreases by 1℃ for every increase of 300m

1. BTC(Bitcoin), LTC(Litecoin), BCH(Bitcoin Cash), USDT(omni) and USD are accepted in this batch.

BCH here refers to BCHABC. Payment must be in BCHABC. Any payment made in BSV(BCHSV) or BTC or other coin is irrecoverable. Bitmain will not be held liable for any loss.

2. The shipping cost, customs charges and taxes (if any) are not included in the retail price shown above.

3. Please fill your desired quantity, shipping address and select your preferred shipping service while placing an order to learn the shipping cost to your shipping address.

4. Special Provision: After an order has been submitted, a request to cancel the order, refund any part of the ordered amount or change the ordered item(s) to different items(s) or different batch(es) WILL NOT BE ENTERTAINED by Bitmain. We advise you to make any purchase only after consideration.

5. To get a fast response from our team for any order or sales related inquiries please submit a request here.

6. The unit price and total price of the products, the amount paid by you shall be all denominated in U.S. dollars, no matter what currency you uses to make payment . The exchange rate between U.S. dollars and cryptocurrency shall be adopted following the below rules:

• In the event that you pay for your placed Order which is valid and has not been fully paid yet, the exchange rate between U.S. dollars and cryptocurrency fixed in such placed Order shall be adopted;

• Otherwise, the real time exchange rate between U.S. dollars and cryptocurrency displayed on the Site upon payment shall be adopted.

Please DO NOT place your order with anyone or anybody claiming to be an official Bitmain representative over email or Skype. It can be a scam and your confirmed order may never be delivered in such cases. Bitmain is neither responsible for nor offers any kind of compensation in such cases.

NOTE: The price of cryptocurrency mining machines has to be adjusted frequently in accordance with variables like the exchange rate of the cryptocurrency with fiat, the cryptocurrency’s network difficulty, or the expected difficulty increase. Refund requests based on price changes WILL NOT be honored.

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