These pre-owned equipment keep great overall performance and performance, enabling miners to appreciate top rated-tier technologies at a portion of the cost of a whole new unit. For those who’re new to mining or wanting to experiment, You may as well buy secondhand Antminer models for scaled-down-scale operations. Disclaimer: https://antminerz15secondhand06304.blogtov.com/19946240/antminer-z15-pro-840ksol-performance-explained