Caster, photocontrol P-001-120 E1s5438, 1800w tungston, 1000VA ballast, 120VAC 50/60HZ. Controls a LITHONIA Lighting, Security Light (Model?)894319.
Where can this item be purchased?

Any supply house will have an equal on the shelf. Where are you, I can point you in the right direction

Thank you. I am located in Tucson AZ and have checked with all the major sales locations, Home Depot, Lowe's and the lighting stores here in Tucson with no positive results.

Thank you. I am located in Tucson AZ and have checked with all the major sales locations, Home Depot, Lowes and the lighting stores here in Tucson with no positive results.

Try City Electric on W. Grant rd.