SAIHEAT Limited develops liquid cooling technologies for cryptocurrency assets. Its offerings include SAIHUB CAB, an indoor cabinet that converts traditional air-cooled bitcoin mining machines into liquid-cooled units; the ULTIWIT System, a series of outdoor infrastructure products; and an advanced computing center ecosystem, a suite of liquid-cooling systems that enable carbon-negative data center operations by repurposing waste computing heat. The company also provides mobile and resilient outdoor computing infrastructure units under its WITBOX product line, including TANKBOX, RACKBOX, and HYDROBOX; HEATBOX, a product line that regulates, supplies, and controls recovered computing heat from computing servers; and USERBOX, a design and product supporting computing heat recovery applications. In addition, it offers bitcoin mining machine hosting and mining pool services, and engages in cryptocurrency mining operations comprising Bitcoins. The company was formerly known as SAI.TECH Global Corporation and changed its name to SAIHEAT Limited in August 2024. SAIHEAT Limited was founded in 2019 and is based in Singapore.