Air Conditioner

Comes with many noticeable benefits, like tough construction and energy-efficient operation. But one thing you won’t notice is when it’s running, because the XL15i series is the quietest of all our single-stage systems.

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From ENERGY STAR® -qualified products to geothermal options, there are myriad ways for your HVAC system to be more energy and cost-efficient.

Efficiency (SEER):
up to 16.50

The energy savings mode automatically adjusts your thermostat to save both energy and money.

Energy Star:

Quiet, Comfortable and Cool

Efficient and economical performance

The XL15i’s SEER rating of up to 16.50 makes it an energy-efficient choice for home comfort, and increased efficiency may substantially lower your home cooling costs.

Quiet cooling

The XL15i features the lowest sound level of all Trane single-stage systems.*

4TTX5061E is a two-stage system.

Durable construction

Materials for all components are tested again and again for long-lasting performance and reliability.

Cleaner, healthier indoor air

Add Trane CleanEffects™ to your system for advanced air filtration that removes more dust, pollen and other irritants from conditioned air for a cleaner, healthier, more comfortable home.

Quick Comparison


80 Cost
92.5 Efficiency


70.0 Cost
82.5 Efficiency


70.0 Cost
87.5 Efficiency

Every Trane air conditioner is packed with high-quality components. Each helps ensure that time after time, your unit will provide total comfort your family can rely on. The XL15i includes:

Climatuff® compressor

Spine Fin™ outdoor coil

Comfort-R™ Mode approved for better humidity control

Full-side louvered panels protect your investment

WeatherGuard II™ top shields unit from debris and damage

Baked-on powder paint resists rust

Unique DuraTuff™ non-corrosive basepan

Advanced fan system

Sound insulator on compressor (on select models)

XL15i air conditioner models (R-410A refrigerant)

Model Cooling Capacity (BTUH) Nominal Tons Height (in.) Width (in.) Depth (in.)
4TTX5018A 18,000 1.5 42 37 34
4TTX5024A 24,000 2.0 42 37 34
4TTX5030A 30,000 2.5 42 37 34
4TTX5036A 36,000 3.0 50 37 34
4TTX5042A 42,000 3.5 50 37 34
4TTX5048A 48,000 4.0 54 37 34
4TTX5049E 48,000 4.0 54 34 37
4TTX5060A 60,000 5.0 54 37 34
4TTX5061E 60,000 5.0 54 34 37

Trane XL15i Registered Limited Warranty Details

12 year limited warranty on compressor.

10-year limited warranty on outdoor coil.

10-year limited warranty on internal functional parts.

If the product is not registered within 60 days of installation, Trane’s Base Limited Warranty terms will apply.

An option to purchase transferability of your Registered Limited Warranty is available.

Optional Extended Warranties are available. Extended Warranties can pay for labor and other costs not covered by manufacturer's limited warranty.

Ask your dealer for full warranty information at time of purchase. Warranties are for residential use only, some exclusions may apply.

Register within 60 days of installation to activate warranty. Residential use only. Some exclusions may apply. Call 1-800-554-6413 or Register Online.