Heatbit Opens Preorders for Bitwater Bitcoin-Mining Water Heater Element at $899

Heatbit has opened refundable preorders for Bitwater, a residential water heater element that mines Bitcoin while warming domestic water tanks. Priced at $899 for the initial Genesis batch and rising up to $1,299 for subsequent runs, customer shipments are scheduled to begin in the first quarter of 2027. The silent, water-cooled device retrofits standard 30- to 80-gallon electric water tanks. Powered by 20 Bitmain BM1370 chips, it delivers up to 34 terahashes per second with energy efficiency starting at 12 joules per terahash and maximum power consumption reaching 600 watts.