Double walled construction inner made of SS 304 grade sheet, outer made of MS duly powder Coated and the gap filled with glass wool. The temperature is controlled by Micro processer based digital controller. Temperature from ambient +5oC to 80OC with an accuracy of ±.5oC and with out thermometer. To get uniform temperature in the water bath a speed controller stirrer is fitted and toughened glass window is provided in front of the unit for the visibility of samples.
| Model | Inner Dimension (WxDxH) | Volume |
| OCTB-1 | 350x250x200mm | 18 ltrs. |
| OCTB-2 | 400x300x250mm | 32 ltrs. |
| OCTB-3 | 450x350x300mm | 50 ltrs. |