


Inside Armstrong Air air conditioners, you’ll find a wealth of smart ideas including efficiency-boosting MHT™ Technology, swept-wing fan blades and advanced sound reduction.
Variable-Capacity Performance |
Unlike conventional air conditioners that are either all the way on or all the way off, the Variable-Capacity Inverter-Driven Scroll Compressor adjusts cooling output in small increments like a dimmer switch. |
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4SCU23LX
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PRO SERIES |
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4SCU20LX
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PRO SERIES |
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4SHP18LX*
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PRO SERIES |
Two-Stage Performance |
With two different cooling output speeds, these exceptional performers offer the ideal balance between smart energy use and serious comfort. |
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4SCU16LS
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PRO SERIES |
Single-Stage Performance |
Enjoy consistent, reliable cooling and a home full of refreshing air. |
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4SCU17LE
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4SCU16LE
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4SCU14LB
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4SCU13LE
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4SCU13LB
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