Microprocessor Control   

• Key-operated power switch for security   * Touchpad data entry   * Icon-based controls and displays with graphic references for universal optional   * Enlarged digital display with resolution to within 0.1°C improves visibility   * Graphic thermometer shows normal, high or low temperature condition: steady green for normal, flashing top bar for overtemperature, flashing bulb for undertemperature   * Advanced defrost sensor manages the automatic defrost cycle, minimizing frost build-up   

  Alarm System       * Adjustable, with automatic audible and visual warnings for overtemperature, undertemperature, power failure, door ajar, low battery and system maintenance   * Alarm silence, ringback and automatic reset functions   * Pushbutton alarm test verifies sensor continuity   * Continuous-charge battery back up   * Exterior alarm connect to remote monitoring systems   

  Refrigeration System       * Heavy-duty, industrial-grade, hermetically sealed compressors   * Automatic defrost for optimum cooling capacity   * Automatic condensate removal—no drain lines required   

  Construction       * Refrigeration and control systems are top-mounted (except sliding door Model FC445)   * High-density CFC-free, urethane foam insulation   * Multipane glass door(s) with spring-loaded door closures and 90° stay-open feature (except Model FC445)   * Peripheral closed-cell door gasket(s) maintains interior temperature integrity   * Positive, forced-air circulation maintains uniformity at all shelf levels   * Keyed door locks and door-activated light switch (except Model FC445)   * Two 2in. (5cm) diameter access ports with hinged covers   * Factory-installed 2in. (5cm) casters (two locking; two nonlocking)   * High-impact powder-paint interior and exterior coating