Altop industries offers a wide range of temperature calibration products. These are developed to meet modern industry requirements. As part of these products, the company offers low temperature calibration baths atcal 5000. These are refrigerated baths and use kerosene as a medium. The temperature stability is ±0.3ºc; temperature uniformity is ±0.75% fsd with chamber dimension of 355[l] x 203[w] x 215[d] in mm. These are offered in two different models.