SPECIFICATIONS OF GYROMAX™ INCUBATOR SHAKERS  MODEL 727 737/737R 747/747R 767/767R 777/777R  TEMPERATURE    Range w/o refrigeration About 5°C above ambient to 80°C  Range w/refrigeration N/A About 4°C to 80°C for models with R designation  Accuracy 0.1°C  Uniformity 0.2°C 0.3°C 0.5°C  Setting From a soft-touch membrane keypad  Control Auto-tune microprocessor PID controller  Display Digital LED readout to 0.1°C  SHAKING    Range (at 60 Hz) 20 to 420 rpm  Display Digital  Orbit 0.75"/20mm 1"/25mm (larger orbits available)  STACKABILITY Yes No  SHELF Yes No  MOTOR Maintenance-free, brushless motor  HEATER (watts) 400 600 700 800  REFRIGERATOR No No/0.25hp No/0.33hp No/0.33hp No/0.33hp  CHAMBER MATERIAL Stainless steel  DIMENSIONS    Overall Width (in,cm) 20,51 33,84 39.5,100 43,109 52,131  Overall Depth (in,cm) 27.5,70 24,60 28,71 25,63 30,76  Overall Height (in,cm) 30,77 34,86/41,107 33,83/40,101 37,93 37,93  Chamber Height  (in,cm) 17,44 24,60 24,60 20,50.5 20,50.5  Platform Width (in,cm) 15,38 20.5,52 26,66 30,78 38,96  Platform Depth (in,cm) 15,38 18,45 21,53 18,46 24,60  WEIGHT    Net (lb, kg) 175,80 250,113/270,123 370,168/410,186 385,175/425,193 475,216/500,227  Shipping (lb, kg) 250,113 360,164/380,173 520,236/565,257 550,250/595,270 675,307/737,335  POWER REQUIREMENT    Voltage, Frequency 120V or 220/240V, 50/60Hz  Wattage (V x A) 500 700/1200 900/1500 FLASK CAPACITY OF INCUBATOR SHAKERS  Flask Size (mL) 25 50 125 250 500 1000 2000 2800 4000 6000  Model 727 64 36 25 16 9 5 4 2 2 0  Model 737/737R 80 72 42 25 16 9 6 4 4 2  Model 747/747R 144 112 63 42 30 15 12 6 6 4  Model 767/767R 144 112 60 40 24 15 12 6 6 6  Model 777/777R 198 160 104 70 40 24 15 8 8 8 WARRANTY: Shakers are protected by a 24-month warranty. Refrigeration systems are warranted for 12 months.