Cabinet Construction Standard model features powder-coated aluminum door, front, and sides. Interior has 304 stainless steel on door liner, top, bottom, back and sides. 2" I.D access port with access port cover and insulation plug located on side wall of the chamber. Racking Racking available to stack units. Rack Drawing Doors Positive magnetic seal, reversible. Insulation Entire cabinet structure and doors insulated using 2" urethane foam. Shelving 2 stainless steel shelves are standard. Shelves capable of supporting up to 150 lbs of evenly distributed weight. Full height shelf support pilasters, with double oblong holes on 1/2" centers. Pilasters made of stainless steel. Four (4) chrome plated, stainless steel shelf clips to be included for each shelf. Downloads Download Specification Drawing Cooling System Top mounted, thermoelectric cooling system. Peltier based technology is solid state, highly efficient, reliable, and provides minimal vibration. Semi-Redundant cooling capability. Cooling surfaces act as dehumidifying modules at 25°C/60%RH and 30°C/65%RH Humidity Control NIST traceable 0.8% Rotronic humidity sensor w/cert. Solid state controlled, ultrasonic humidifier with ceramic/titanium disk for long life. Popular options include humidity control, lighting, timed lighting, chart recorder and TraceLock electronic/audit capable locks. View Product Applications and Use Cases for the PH03 Stability Chamber The PH03 is perfect for small-scale laboratories and research facilities that require precise environmental control for limited quantities of samples. Its compact design is ideal for pharmaceutical, cosmetic, and food industries conducting short-term stability studies, shelf-life testing, and accelerated aging tests. The PH03's manageable size allows it to fit in spaces with limited room, while still offering the high performance necessary to meet industry regulations such as FDA and ICH standards.