GuangDong Elect Tech Co, Ltd supplying a variety of Antminers and relevant antminer parts & Graphics Card. We supply brand new/USED Cryptocurrency Miners, Bitcoin ATM, GPU Mining Rigs and Graphic Cards at affordable prices. Wholesales Offers : Bitmain Antminer Z15 Pro (840kh/s) Sealed In Carton with Full Cables + Warranty Bitmain Antminer Z15 Pro is an ASIC miner designed for Equihash algorithm, specifically targeting ZEC (Zcash) and ZEN (Horizen). It delivers a maximum hashrate of 840kh/s while consuming 2780W of power, resulting in an energy efficiency of 3.31j/kSOL. Manufacturer Bitmain Model Antminer Z15 Pro Also known as Zcash Miner Z15 Pro 840KSol Size 245 x 132 x 290mm Weight 5900g Noise level 75dB Fan(s) 2 Power 2780W Interface RJ45 Ethernet 10/100M Temperature 5 - 40 °C Humidity 10 - 90 % Instant Shipping : DHL,FEDEX,UPS,CHINA POST,RUSSIA POST Alipay, Trade Assurance Test Video/ SN CODE Available Receipt + Bitmain 1 Year Warranty WAREHOUSE : Guangdong, China For order , Contact Fast Response Viber Chat : +39 351 141 7833 WhatsApp : Telegram : Guangdongasic Customer\'s Satisfaction Guaranteed.