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High Efficiency Comfort Systems

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4AC18LT Two Stage Cooling

The Ducane 4AC18 air conditioner has two stages of cooling: high and low. Most of the time' the unit runs at the lower setting' resulting in more even temperatures and greater energy savings. But on hotter days' it can ramp up to a higher output to maintain your set temperature. When paired with a matched variable speed indoor component' you get the added benefits of quieter operation and greater humidity control.

  • 18 SEER exceeds federal energy efficiency standards and assures you substantial energy savings' even during the hottest summer months
  • Efficient' two-stage compressor is designed to operate at lower speed most of the time for quieter' money-saving operation
  • Entire unit is 100% factory run-tested to help deliver the highest possible level of reliability
  • Permanently lubricated condenser fan motor needs no annual maintenance
  • Heavy-duty compressor sound blanket lowers operating noise
  • Variable speed condenser fan motor with swept-wing fan blade
  • Comfort Alert 2™ diagnostics is factory installed
MODELCooling Cap.
MBtuH
SEERRefrigerant
Charge Oz.
Line SizeDimensions
HxWxD
Weight Lbs.
4AC18LT24P24.0 18.0 302 3/8-7/8 44x37.7x35.7 297
4AC18LT36P36.0 17.8 240 3/8-7/8 44x37.7x35.7 297
4AC18LT48P47.0 15.5 252 3/8-7/8 44x37.7x35.7 297
4AC18LT60P58.0 15.5 244 3/8-7/8 44x37.7x35.7 321

Warranty Information

  • All Parts for 120 months -

Available Documents