XL18i / 4TTX8

The XL18i central air conditioner unit offers two-stage cooling and up to 18.00 SEER, available in 2-, 3-, 4-, and 5-ton models. This unit’s design features a swept fan blade, an all-aluminum Spine Fin™ coil, and a two-stage Climatuff® compressor, making it a durable and efficient choice for your home. A Weatherguard Top™, a unique design exclusive to Trane, protects the unit from the elements.


2, 3, 4 & 5 ton
Spine Fin™ coil
Swept fan blade 2-stage
Climatuff® compressor
ENERGY STAR® qualified