New SHA-256 BTC Miner MicroBT Whatsminer M21S 56Th/s High Hashrate Bitcoin Mining Machine with PSU
56TH/s (+/- 5%) (depends on cooling)
Reference power on wall, Watt
60W/Thash =56/Th @ 3360W per miner (+/- 10% )
1. We guarantee the safety of the goods until they are in the hands of the shipping carrier. Once the shipping carrier has accepted the goods, the ownership of them will be transferred to customers. Any damage or losses of the goods during transport and import customs clearance will be charged to the buyers.
2. Refund or Return is not acceptable after payment received.
Whatsminer offers 180 days parts warranty for the machines starting from the shipping date from Whatsminer.
The warranty expires in the following cases which is including but not limited to:
Miner is demolished, privately altered or component replacement by customers;
Lightning, voltage surges, poor quality power supply causing damage;
Circuit boards and components damaged by water, exposed to moisture or corroded;
The circuit board or the chip is completely burned;
Excessive Over-clocking in an overheating environment
For more details, please refer to Whatsminer official website.
Packing & Delivery
Shenzhen Xulianjiesen Technology Co., Ltd
Customer experience is in the culture and DNA of our team. We provide warranties for all of our products, guarantee fast shipping and offer timely and effective customer service to our customers.
Q1: How about the Warranty?
A1: All new miners from our company are entitled of the SAME warranty from the original manufacturer.
Q2: How long is the delivery time? A2: In general, 1-3 working days for Sample and Goods in stock. For detail, please contact us to confirm the goods.
Q3: How about the payment?
A3: We generally acceptT/T, Credit Card, Western Union, Cash, BTC and USDT.
Q4: What is the shipping methods?
A4: We could send by sea, by air or by express (such as DHL, FedEx, TNT, UPS)or the shipping agent as your request. For specific order, we would recommend the most suitable shiping methods for you.