... ,15,20,30L Low Temperature Circulator Cryostat Circulator Application: HX series of constant temperature circulators provide temperature -40 °C ~ 105 °C ... -temperature test or tests, to achieve a multifunctional. Features: 1. Air-cooled efficient Hermetic Compressor, cooling speed. 2. Microcomputer intelligent control, temperature ... -40~1050.1±0.1816 HX-40151516 Cryostat Circulator, HX Series