Electric ovens occupy least volume, are low cost and require least maintainance but have high running cost.

These ovens have 150 mm resin bonded insulation and give minimum heat loss. Generally two doors are provided on two sides. Suitable blowers circulate the hot air inside the oven giving uniform temperature distribution throughout the oven cross section. Blowers are indirectly driven. The control panel has a digital temperature indicator - controller, hooter (0 to 30 minutes) with timer for indication of cycle completion. 
The heaters used are G.E. Elpro make Encoloy heaters. 
Oven has inbuilt tracks for provision of ground trolley.