The J-Series Dia-Vac® Elevated head pump is an alternative to the electrically heated version.
With the ultra strong G-10 spacer; the 316 stainless steel pump head can be mounted into a heated enclosure while the pump motor remains outside at ambient temperature. Maximum permissible temperature for the pump head is 200°C (400°F).
*Note that the elevated J-Series Dia-Vac® is only available with a .140 eccentric (J141).
You can see technical specifications in the Macro Dia-Vac Performance Sheet.