A light sensor assembly comprising: a base assembly configured to be fixedly mounted to a housing of a light fixture, the base assembly holding fixture contacts configured to be electrically connected to the light fixture; a photocell module on the base assembly, the photocell module including a control circuit board having an upper surface and a lower surface, the control circuit board including contact openings therethrough and conductors associated with corresponding openings, the photocell module having a photocell electrically connected to the control circuit board; contacts in corresponding contact openings in the control circuit board, and a cover coupled to the base assembly over the photocell module, characterised by each receptacle contact: (i) being a receptacle contact received in the corresponding contact opening, (ii) having a socket removably receiving the corresponding fixture contact; (iii) having a mating interface positioned within the contact opening of the control circuit board and electrically connected to the corresponding fixture contact; (iv) having a mounting beam terminated to the corresponding conductor of the control circuit board; and (v) including a body having a first side and a second side, the body having a seam at the first side, the body having a protrusion at the second side that extends into the socket, the protrusion defining the mating interface, and further characterised in that the conductor is provided on the lower surface of the control circuit board, the mounting beam extending from a bottom of the receptacle contact and terminated to the corresponding conductor on the lower surface. a base assembly configured to be fixedly mounted to a housing of a light fixture, the base assembly holding fixture contacts configured to be electrically connected to the light fixture; a photocell module on the base assembly, the photocell module including a control circuit board having an upper surface and a lower surface, the control circuit board including contact openings therethrough and conductors associated with corresponding openings, the photocell module having a photocell electrically connected to the control circuit board; contacts in corresponding contact openings in the control circuit board, and a cover coupled to the base assembly over the photocell module, characterised by each receptacle contact: (i) being a receptacle contact received in the corresponding contact opening, (ii) having a socket removably receiving the corresponding fixture contact; (iii) having a mating interface positioned within the contact opening of the control circuit board and electrically connected to the corresponding fixture contact; (iv) having a mounting beam terminated to the corresponding conductor of the control circuit board; and (v) including a body having a first side and a second side, the body having a seam at the first side, the body having a protrusion at the second side that extends into the socket, the protrusion defining the mating interface, (i) being a receptacle contact received in the corresponding contact opening, (ii) having a socket removably receiving the corresponding fixture contact; (iii) having a mating interface positioned within the contact opening of the control circuit board and electrically connected to the corresponding fixture contact; (iv) having a mounting beam terminated to the corresponding conductor of the control circuit board; and (v) including a body having a first side and a second side, the body having a seam at the first side, the body having a protrusion at the second side that extends into the socket, the protrusion defining the mating interface, and further characterised in that the conductor is provided on the lower surface of the control circuit board, the mounting beam extending from a bottom of the receptacle contact and terminated to the corresponding conductor on the lower surface.