| Model | 
            TC-KE-025 | 
            TC-KE-065 | 
            TC-KE-100 | 
        
        
            | 
             Chamber volume (L / cu ft) 
             | 
            
             25 / 0.9 
             | 
            
             65 / 2.3 
             | 
            
             100 / 3.5 
             | 
        
        
            | 
             Controller 
             | 
            
             Program controller (LCD type) 
             | 
        
        
            | 
             Temperature 1) 
             | 
            
             Range (℃ / ℉) 
             | 
            
             -40 to 150 / -40 to 302 
             | 
        
        
            | 
             Fluctuation 2 ) at 50℃ (±℃ / ℉) 
             | 
            
             0.5 / 0.9 
             | 
        
        
            | 
             Variation 2) at 50℃ (±℃ / ℉)  
             | 
            
             1.0 / 1.8 
             | 
        
        
            | 
             Time 
             | 
            
             Heating 3) 
             | 
            
             60 (-35℃ to 100℃) 
             | 
        
        
            | 
             Cooling 3) 
             | 
            
             70 
             | 
        
        
            | 
             Refrigeration 
             | 
            
             System 
             | 
            
             Mechanical single stage refrigerator system (air-cooled condenser) 
             | 
        
        
            | 
             Refrigerant 
             | 
            
             R-507A 
             | 
        
        
            | 
             No. of wire shelves (standard / max.) 
             | 
            
             2 / 7 
             | 
            
             2 / 10 
             | 
            
             2 / 10 
             | 
        
        
            | 
             Distance of between shelves (mm / inch) 
             | 
            
             20 /1.6 
             | 
            
             20 /1.6 
             | 
            
             20 /1.6 
             | 
        
        
            | 
             Max. load per shelf (kg / lbs) 
             | 
            
             25 / 55.1 
             | 
            
             25 / 55.1 
             | 
            
             25 / 55.1 
             | 
        
        
            | 
             Permitted total load (kg / lbs) 
             | 
            
             65 / 143.3 
             | 
            
             65 / 143.3 
             | 
            
             65 / 143.3 
             | 
        
        
            | 
             Dimension (W×D×H) 
             | 
            
             Interior (mm / inch) 
             | 
            
             348×220×353 / 13.7×8.7×13.9 
             | 
            
             398×330×498 / 15.7×13×19.6 
             | 
            
             498×390×538 / 19.6×15.4×21.2 
             | 
        
        
            | 
             External (mm / inch) 
             | 
            
             552x878x919 / 21.7x34.6x36.2 
             | 
            
             602x1048x1056 / 23.7x41.2x41.6 
             | 
            
             760x1108x1096 / 29.9x43.6x43.1 
             | 
        
        
            | 
             Viewing window (mm / inch) 
             | 
            
             220×300 / 8.7×11.8 
             | 
        
        
            | 
             Net weight (kg / lbs) 
             | 
            
             110 ±10 / 242.5 ±22 
             | 
            
             140 ±10 / 308.6 ±22 
             | 
            
             150 ±10 / 330.7 ±22 
             |