A muffle furnace is connected, set and monitored.

What this video shows

The muffle furnace is connected to a 15 A power socket, and a target temperature is set on its digital controller. The display shows the current internal temperature alongside the target temperature as the furnace heats. The video also shows its observation window and heating element.

The furnace is described as operating from ambient temperature plus 15°C up to 1200°C. Its construction includes a powder-coated body, insulation and a Kanthal A1 heating element. Watch the video for the exact sequence.