A cost-effective, low-profile, solid state solution for highbay applications, providing one-for-one replacement of high-wattage HID fixtures. Sensor-ready out of the box! Up to 139 lpw ultra-high efficiency delivers superior performance over legacy HID highbays. Instant-on with no warmup. 0-10V dimming. Sensor port on all 120-277V fixtures allows sensors to be added in seconds.