Materials
Window Housing and Cover UL 94 5VA Nylon (switchgear-grade plastic); -40°C (-40°F) to 273°C (523°F); optional Easy-GripTM stainless steel cover
Gaskets UL 94 5VA TPE; -40°C (-40°F) to 273°C (523°F)
Hardware 316 stainless steel

Other
Useful Temperature Rating -40°C (-40°F) to 200°C (392°F)
Water and Dust Ingress IP65 / NEMA 4: closed and when in use

Model Body Diameter Window Diameter Assembly Thickness
VP-12-US 6.5 cm (2.6 in) 1.2 cm (0.5 in) 2.6 cm (1.0 in)