Speed Control; Switch Type Dial; Contact Form SPST; Input Voltage 277V AC; Maximum Input Current 10 A; Number of Switches or Dials 3; Plate Material Aluminum; Reversible Reversible; Temperature Sensor Temperature Sensor Included; Maximum Temperature Setting Not Applicable; Minimum Temperature Setting Not Applicable; Plate Color Silver; Switch Color Silver; Overall Height 2 5/8 in; Overall Width 1 3/4 in; Overall Depth 1 3/8 in; Includes Adjustment Knob; Cover Plate