The Blue Star IA318TXU is a 1.5 Ton, 3-Star Inverter Split AC from the T-Series lineup, engineered for medium-sized residential rooms up to 150–180 sq. ft. Powered by a variable-speed Hexa Inverter Rotary Compressor, this unit dynamically scales its performance to cool efficiently even in extreme ambient temperatures up to 52°C, delivering a reliable energy-efficiency rating of 4.38 ISEER.