45MPHA
Designed for flexible comfort and ultra-quiet performance.
The Infinity High Wall Indoor Unit combines premium comfort with advanced features like built-in Wi-Fi® for smartphone control. A relative humidity sensor personalizes humidity control, and an occupancy sensor customizes airflow for energy efficiency. With ultra-quiet operation and 100% heating capacity down to 5°F when paired with the 37MPRA Infinity heat pump., you can expect reliable performance in one area of your home, no matter the season.
Experience premium temperature control with advanced humidity management and minimal temperature fluctuations when installed with select outdoor units. Thoughtfully integrated technology helps provide outstanding comfort and control.
Designed for quick and clean installation, this system helps eliminate the need for invasive wall alterations, making it an ideal choice for renovating or upgrading existing spaces.
Designed for single-zone or multi-zone systems, this unit offers reliable heating and cooling in multiple areas of your home.
Operating as low as 16 decibels, this system can provide extremely quiet comfort, making it a perfect choice for bedrooms, offices, and other spaces where low noise is imperative.
Compatible with Puron Advance™ refrigerant, which reduces global warming potential by 75% compared to traditional options, while maintaining non-ozone-depleting properties.
Experience peace of mind with Carrier's Consumer Choice Warranty. Upon timely registration, on eligible equipment select either a 10-year parts only limited warranty or a 5-year parts, plus a 3-year labor limited warranty.¹
Overall Efficiency
Select sizes ENERGY STAR® CertifiedCooling Efficiency
Dependent on outdoor unit pairingHeating Efficiency
Dependent on outdoor unit pairingSound Level
As low as 16 decibelsSize
Available in various sizes to accommodate most homesRefrigerant
Puron Advance™Wireless Remote
Wireless remote controller includedThe Infinity High Wall Indoor Unit provides quiet comfort with smart and personalized energy features.
Brochure
Carrier Ductless High-Wall w/ Puron Advance Consumer Fold-Out
Carrier Infinity Series Ductless Heat Pumps w/ Puron Advance Consumer Brochure
Carrier Infinity Series Ductless Heat Pumps w/ Puron Advance Consumer Brochure (Spanish)
Carrier Infinity Series Ductless Heat Pumps w/ Puron Advance Consumer Brochure (French)
Owner's Manual
45MPHAQ High Wall Ductless System Sizes 6K-18K Owner's Manual - Carrier
45MPHAQ Système sans conduit à montage mural Capacités 6 000 à 18 000 Manuel d’utilisation
Warranty Card
CAC/BDP Limited Warranty Certificate Limited Warranty for Ductless Split Units
California residents please see Proposition 65
Legal disclaimer
1. To the original owner on eligible equipment for eligible residential applications. Warranty period is 5 years if not registered within 90 days. Jurisdictions where warranty benefits cannot be conditioned on registration will automatically receive a 10-year parts limited warranty, which can be changed to the 5-year parts, plus a 3-year labor option on eligible equipment within the first 90 days after installation. The 5-year parts, plus 3-year labor warranty option is available only if the installing dealer/contractor has elected to participate in the Consumer Choice warranty program and has accepted the Consumer Choice dealer terms and conditions.
Wi-Fi® is a registered trademark of Wi-Fi Alliance.