Maintain and accessorize refrigerators and freezers with components specifically intended for Thermo Scientific™ cryopreservation systems. Choose from refrigerator and freezer accessories such as racks, bins, dividers and shelves, sensors, alarms and access keys, batteries, air filters, and hoses. For improving Thermo Scientific high-performance refrigerators and freezers, use Thermo Scientific™ 4-20Ma Output for FMS high-performance flammable storage freezers.