The SX30 (N4) Series of Prox Lights feature a single high current LED enclosed in a 30mm Barrel Style Housing. The SX30 (N4) Series feature an NPN and PNP strobe signal with a 1-10VDC analog intensity control signal for added versatility. The SX30 (N4) Series has multiple mounting options allowing for ease of install and comes with two mounting nuts. The narrow, 4 degree lens allows for a long, tightly focused beam of light