Enclosure electric heater is 5.5 H x 4 W x 4 inch D., 115V, 100W with aluminum housing.
Four 10-32 x self-tapping screws are included with each heater
Ball bearing fan
Terminal strip with clamp connector that accepts both solid and stranded wire
Fan draws cool air from bottom of the enclosure and passes this air across the thermostat and heating element before being released into enclosure cavity. Heated air is discharged through the top of the heater unit.