Solid-state light engine for use as a long-life, high-efficiency replacement module in existing 200-250 watt HID (high intensity discharge) roadway luminaires. Suitable for use in outdoor temperatures of - 40 F (-40 C) to 140 Degrees F. Suitable for use with input voltages of 100-277VAC. 42 Cree XLamp X-PE white-phosphor LEDs.