Chest freezers offer a robust structure, traditional insulation and lock ensures safety. These freezers are medical device certified 93/42/EEC, proving stability at high temperatures, port hole, low noise operation, user friendly design and temperature chart recorder. The E2003™ electronic controller microprocessor for settings and visual/sound alarms in two separate sections. Alarms for door open, high/low temperature and power failure. Units have a backup battery good for a maximum of 48 hours. It is equipped to have a remote alarm linked to the monitoring system. Stainless steel AISI 304 interior minimized ice formation and prevents rusting. There are interior insulating barriers. The freezers are HCFC free, with a single stage compressor. These freezers come with a number of options: • BIOGUARD system • CO2 and LN2 back-up system • 23 mm and 50 mm ports for extra probes • RS232/RS485 serial connection • Cryolog software for monitoring of multiple freezers.