Calculating heat requirements can be a complicated process. Some of the factors to
Type(s) of material(s) you're heating (both container, and object)
Final temperature desired
Rate of heat increase
Type of voltage
and many other variables
Instrumentors Supply Inc. will be happy to help you design a heat/process solution, unique
to your situation.
If you're comfortable with doing heat calculations, Watlow Electric has an excellent guide
to calculating wattage requirements for many different applications. Here is a LINK to an
Adobe PDF file which offers a detailed guide to calculating wattage and choosing the
You can find the free Adobe reader HERE.