Wallmaster through-the-wall air conditioners are built with commercial-grade construction with the highest quality materials and components. They deliver dependable operation in some of the harshest environments and feature a solid-side sleeve with no side vents, allowing you to install this unit through walls up to 15 15/16" deep without compromising performance. The Friedrich Wallmaster Series is a perfect fit in competitors 27" sleeves - including Fedders A and B sleeves - making it a perfect replacement for older units. A sleeve is required for all new installations. Mounts flush with exterior. This unit uses a WSE sleeve (sold separately).
The WHT12A33A gives you 11,100 BTUs of cooling capacity as well as 8,900 BTUs from the heat pump. It operates with 208/230 volt electricity and boasts a 9.4 EER and a 9.3 CEER rating. Enclosed fan motors allow the unit the run at lower temperatures to prevent overheating, while the solid sleeve top protects the fan from falling debris that could potentially damage the unit. These features combined ultimately lengthen the life of your air conditioner.
The WHT12A33A is the only Wallmaster unit that incorporates a heat pump into its air conditioner. It will offer heat through energy-efficient heating by extracting heat from the outside air. It can be used for primary heating in moderate climates and as supplemental heating in colder climates. Automatic change-over from heat pump operation to back-up electric heat operation will occur at a preset outside ambient temperature is about 35°F.
Now the Wallmaster Series units feature built-in WiFi connectivity through the Friedrich Connect app and are also voice command compatible with Alexa and Google Home. Whether you are at home, in the same room or not, or away from home, you can control your unit with your smartphone.
Of course Friedrich also offers QuietMaster Technology, giving you up to 40% quieter operation than competitive models. The Friedrich Wallmasters include dense, sound blocking insulation, and a quiet rotary compressor mounted on rubber grommets for reduced vibration noise. The insulated air plenum prevents outside noise and air from coming indoors. Wallmaster also has simplified 7 day programmability as well as group programming. Wallmaster units feature electronic controls, a 3-speed fan, control panel lock-out, individually adjustable louvers to direct airflow. All accessible with the top mount controls. The washable anti-microbial filter is easily accessible as well.