Air Conditioning Systems
When you've made the decision to replace your air conditioning or heat pump cooling system whether to significantly reduce your energy bills or to stop putting more good money into a system well past its useful life, then we're here to help.

Ion™ 21 Variable-Speed Air Conditioner
Enjoy comfort without compromise, thanks to our variable-speed air conditioner. This whisper-quiet system senses changing conditions and adapts so you can stay comfy with outstanding efficiency. And when it gets extra hot and sticky outside, you'll feel the difference with enhanced dehumidification inside. For maximum performance along with the convenience of remote access, pair it with a complete communicating system, including the energy-smart Ion™ Black System Control with Wi-Fi® capability.
- Efficiency Rating: Up to 21 SEER2 cooling / Up to 12 EER2 cooling
- Sound Level: As low as 55 decibels
- Communicating Capabilities: Wi-Fi® enabled remote access with the Ion™ Black System Control
- Product Warranty: 10-Year No Hassle Replacement Limited Warranty™
- Parts Warranty: 10-Year Parts Limited Warranty
- Fan Motor: Variable-speed operation
- Compressor: Fully variable-speed compressor operation, providing our best temperature and summer humidity control
- Cooling Capacity: 2-5 tons
- Refrigerant: Lower global warming potential R-454B

Ion™ 18 Two-Stage Air Conditioner
Enjoy comfort without compromise, thanks to our variable-speed air conditioner. This whisper-quiet system senses changing conditions and adapts so you can stay comfy with outstanding efficiency. And when it gets extra hot and sticky outside, you'll feel the difference with enhanced dehumidification inside. For maximum performance along with the convenience of remote access, pair it with a complete Ion communicating system, including the energy-smart Ion™ Black System Control with Wi-Fi® capability.
- Efficiency Rating: Up to 18 SEER2 cooling / Up to 14 EER2 cooling
- Sound Level: As low as 67 decibels
- Communicating Capabilities: Wi-Fi® enabled remote access with the Ion™ Black System Control
- Product Warranty: 10-Year No Hassle Replacement Limited Warranty™
- Parts Warranty: 10-Year Parts Limited Warranty
- Fan Motor: High-efficiency variable-speed fan works with compressor for our best levels of quiet, efficient operation
- Compressor: Two-stage compressor for improved temperature and summer humidity control
- Cooling Capacity: 2-5 tons
- Refrigerant: Lower global warming potential R-454B refrigerant

Ion™ 16 Central Air Conditioner
Come in from the heat with our high efficiency air conditioner with a single-stage compressor that quietly delivers cool comfort and reduced humidity. Pair it with a complete Ion communicating system, including the Ion™ Black System Control with Wi-Fi® capability, for the convenience of remote access along with improved energy-saving performance and comfort management.
- Efficiency Rating: Up to 16.5 SEER2 cooling / up to 14.5 EER2 cooling
- Sound Level: As low as 67 decibels
- Communicating Capabilities: Wi-Fi® enabled remote access with the Ion™ Black System Control
- Product Warranty: 5-Year No Hassle Replacement Limited Warranty™
- Parts Warranty: 10-Year Parts Limited Warranty
- Fan Motor: Single-speed operation
- Compressor: Single-stage compressor operation
- Cooling Capacity: 1.5-5 tons
- Refrigerant: Lower global warming potential R-454B refrigerant

