Kingbright APHB1608 and AA4040 2nd Gen SMD LEDs are engineered for stable operation in environments reaching 110°C. These LEDs are designed with enhanced heat-resistant materials and construction, ensuring consistent optical and electrical performance in high-temperature and harsh operating environments. The APHB1608 and AA4040 SMD LEDs offer improved material durability and electrical reliability for dense system designs and are built to withstand demanding thermal conditions. These LEDs are available in 1.6mm x 0.8mm and 4mm x 4mm packages. Typical applications include high-temperature industrial use, high-density compact environments, traffic signaling, backlighting, interior and exterior automotive lighting, military equipment, and AI/data center hardware.