General specifications are same as STI-121, but temperature range is from ambient to -40deg C.
Low temperature Refrigerant & Compressors are used in refrigeration with Puff Insulations.
| Chamber Size In mms | Cap. (cu.ft.) | Cap. (apr.) | 
| 455 x 410 x 610 | 4 | 112L | 
| 505 x 415 x 830 | 6.1 | 171L | 
| 565 x 565 x 865 | 10 | 280L | 
| 650 x 580 x 900 | 12 | 336L | 

 
					These units are made of Mild Steel outer duly powder coated. Testing chambers are made of thick Stainless Steel. Temperature […]

 
					General specifications are same as STI-121, but temperature range is from ambient to -86deg C. Ultra Low temperature Refrigerant & […]

 
					Doubled walled with inner chamber made of S.S. and outer chamber made of PCRC sheet duly powder coated. PUFF Insulation […]

 
					General specifications are same as STI-121, but temperature range is from ambient to -70deg C. Ultra Low temperature Refrigerant & […]