XLamp® CMA1840 LEDs Cree LED XLamp® CMA1840 LEDs are optimized for best-in-class lumen output, efficacy, and reliability at high-drive currents. These LEDs share the same package design and Light Emitting Surface (LES) sizes as Cree LED’s CXA2 standard density LEDs. The CMA1840 LEDs feature a 14mm optical source, 115° viewing angle, and 2300mA maximum drive current. These LED arrays are available in 70-, 80-, 90- and 95-CRI premium color options, including high fidelity (98-CRI) and specialty color points. The CMA1840 LEDs are ideally used in tracks, downlights, and outdoor lighting applications.