PHCbi-TWINGuard

TwinGuard Series Ultra-Low Temperature Upright Freezer 25.7, 18.6 & 12.7 cu ft ULT Freezer with dual cooling system offering the highest level of sample protection through the use of two independent refrigeration systems that maintain -86°C temperature. The two circuits work together for fast temperature recovery, while the secondary system keeps the temperature at -70°C if a service event occurs. With two independent systems, each sustaining ultra-low temperatures, your samples remain safe.