RAY FOSTER Model WH40: Standard Wax Heater 

RAY FOSTER Electric Wax Heaters feature three compartments, with two measuring 2-1/8” X 1-3/4” X ” deep, and one 2-1/4” X 3-3/4” X ” deep.
They have a hinged lid to keep out contaminants, indicator lights, and an ON/OFF switch. Rugged construction and reliable components promise years of trouble free service.

Single preset temperature of 160°F