... : 100L,150L,200L,240L,300L,400L,500L18, working temperature: 90 degree19, cold resistance: -38 degree20, easy installation and best ... capacity. The heat pipe starts to work fast at low degree. 2. Thermal conductivity working fluid and metal material commonly ... temperature-resistance. 4. Heat pipe owns super thermal conductivity with almost no resistance. Thermal conductivity is more than 7000 times ...