This Leviton 6643-I is a robust 600-watt toggle dimmer engineered for reliable lighting control in commercial environments It enables smooth dimming and on/off operation for standard incandescent light fixtures from multiple locations using its 3-way switch capability Constructed with a durable electro-mechanical actuator and V-2 flammability rated materials it operates reliably across a wide temperature range from 32 to 130 degrees Celsius (90 to 266 degrees Fahrenheit) The ivory-colored device features a standard wall mount design and complies with UL/CSA safety standards for 120-volt 60 Hz circuits making it a trusted solution for offices retail spaces and other professional settings requiring versatile and dependable dimming control.

Attribute	Details
Brand	Leviton
Model Number	6643-I
Type	Electro-Mechanical Toggle Dimmer
Ports/Size/Key Spec	600 Watt Incandescent
Material	V-2 Flammability Rated Plastic
Connection	3-Way Switch
Thread/Compatibility	For Incandescent Load Type
Finish/Color	Ivory
Shape/Style	Toggle Actuator
Dimensions	4H x 1.75 W x 0.90 D inches
Weight	Lightweight Commercial Grade
Application	Commercial Wall Mount
Installation	Wall Mounting Type
Package Quantity	Single Unit
Other Info	Certified UL/CSA Standard 120 Volt 60 Hz