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| Heat Pumps | Return to heating and cooling products |
| Features | Infinity S™ System |
Performance™ Series |
Performance™ Series |
Comfort™ Series |
| Efficiency SEER | Up to 19 SEER | Up to 16.5 SEER | Up to 15 SEER | Up to 15 SEER |
| Efficiency HSPF | 9.5 HSPF | 9.5 HSPF | 9.0 HSPF | 7.7 - 8.5 HSPF |
| Energy Star Rated |  |
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Select Models |
| Sound Level | Quietest | Quietest | Quietest | Quiet |
| Refrigerant Type |  |
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| Compressor | 2 Stage Scroll | 2 Stage Scroll | Single Stage Scroll | Single Stage Scroll |
| Factory Warranty Parts | 10 yrs. | 10 yrs. | 10 yrs. | 10 yrs. |
| Factory Warranty Compressor | 10 yrs. | 10 yrs. | 10 yrs. | 10 yrs. |
| Cost | $$$$ | $$$ | $$$ | $$ |
| We provide electrical, plumbing, HVAC and traffic signal installation, repair and maintenance in Massachusetts and Connecticut. | ||||
| Copyright © David R. Northup Electrical Contractors, Inc. |  |
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| Electrical Licenses: MA - A7225 CT - 10191 Plumbing Licenses: MA - 10592 CT - 279203 | ||||