The H125 (previously named the AS350 B3e) outclasses all other single-engine helicopters for performance, versatility, low maintenance, and low acquisition costs, while excelling in high and hot and extreme environments. It is a member of Airbus’ Ecureuil family, which has accumulated more than 33 million flight hours worldwide. The H125 is a member of Airbus’ rugged and proven Ecureuil family. Some 6,600 members of the Ecureuil family (AS350, AS355, AS550, AS555, H125, H125M, EC130, H130) have been delivered in nearly 120 countries for close to 2,000 operators. Together, these aircraft have accumulated more than 34 million flight hours. The H125 is the undisputed leader in its class for the past 30 years. About 950 H125s (AS350 B3e) aircraft are currently in service worldwide, and are mainly used for high-performance missions in high and hot conditions. The H125 has broken world records throughout its career. In 2005, the AS350 B3 broke the world record for the highest-altitude landing and takeoff, performed on Mount Everest at 8,848 metres (29,029 feet), a title still held today. On 19 May 2013, the AS350 B3 performed the world's highest long-line rescue operation on Lhotse, the world's fourth-highest mountain, located in the Himalayas, at 7,800 metres (25,590 feet).