Dependent on your needs these accurate universal furnaces are available in three temperature ranges and five sizes. The fiber-insulated chamber has vacuumized heating elements on four sides on the 1100°C, elements in grooves on the 1200°C, and heating elements on tubes in the 1300°C model. Equipped with high-precision digital microprocessor controllers fitted with self-tuning and manual PID settings, these units are an optimal fit for scientific, educational, government, industrial and material testing labs. Doors open to the right side and feature a safety interface switch.