A light sensor assembly is provided including a base assembly configured to be fixedly mounted to a housing of a light fixture. The base assembly holds fixture contacts configured to be electrically connected to the light fixture. A photocell module is provided on the base assembly. The photocell module includes a control circuit board having an upper surface and a lower surface. The control board includes contact openings therethrough and conductors associated with corresponding openings. The photocell module has a photocell electrically connected to the control circuit board. Receptacle contacts are received in corresponding contact openings in the control board. Each receptacle contact has a socket removably receiving the corresponding fixture contact. Each receptacle contact has a mating interface electrically connected to the corresponding fixture contact. Each receptacle contact has a mounting beam terminated to the corresponding conductor of the control board. A cover is coupled to the base assembly over the photocell module.