KINGHOME Charmo R32 Wall-Mounted Heat Pump | 9000 BTU 115V
SEER2 (Seasonal Air Conditioning Efficiency)
HSPF2 (Seasonal heating efficiency)
EER2 (Instantaneous efficiency in air conditioning)
COP at -8 °C (Heating energy efficiency)
CFM (Airflow)
A compact, efficient, wall-mounted heat pump designed for small areas in Quebec
The KINGHOME Charmo R32 9000 BTU 115V wall-mounted heat pump is for homeowners looking for a precise, quiet, and well-suited heating and air conditioning solution for small to medium-sized residential spaces. For a condo, master bedroom, home office, rental unit, home extension, or a room difficult to stabilize with the existing central system, this model offers an interesting combination: 115V power, R-32 operation, ENERGY STAR® Cold Climate certified performance, heating down to -25 °C, included WiFi, and a discreet wall-mounted design.
At AirGreen, we often see this type of need during our HVAC installations in Montreal, Laval, Longueuil, on the North Shore and the South Shore. The client isn't always looking to air condition an entire house. Sometimes they want to solve a very specific problem: a room that's too hot in the summer, an office space that becomes uncomfortable, a dwelling poorly served by the main heating, or a bedroom located above a garage that quickly loses heat in winter. In these situations, a 9000 BTU wall-mounted heat pump can be much more logical than an oversized appliance.
The KINGHOME Charmo R32 9000 BTU 115V model particularly stands out for its balanced technical profile. Its indoor unit is the KW09HQ19CAI and its outdoor unit is the KW09HQ19CAO. According to the manufacturer's technical data, the unit offers a nominal cooling capacity of 9,100 BTU/h, a nominal heating capacity of 10,000 BTU/h, an AHRI certification 217903550, an ENERGY STAR certification and a Cold Climate Energy Star Heat Pump rating. The technical document also indicates a SEER2 of 20.5, an HSPF2 of 8.8, an EER of 3.5 W/W and a COP of 3.65 W/W.
Why a 9000 BTU model can be the right choice
A common mistake when choosing a wall-mounted heat pump is to believe that a larger unit will automatically provide better comfort. In reality, a system that is too large for the room risks cycling on and off frequently. The result can be less comfortable: varying temperature, less controlled humidity, premature wear of certain components, and a more noticeable noise level.
A 9000 BTU model is often relevant for:
- a closed bedroom;
- a home office;
- a small condo;
- a room above a garage;
- a bachelor apartment;
- an annex or extension;
- a small, well-insulated open area;
- an area complementing an existing central system.
In several projects carried out by AirGreen in Greater Montreal, clients contact us after receiving overly general recommendations. For example, a homeowner in Laval initially wanted to install an 18,000 BTU unit in a closed space of about 350 to 450 sq. ft. After analyzing the insulation, solar orientation, windows, and actual use of the room, a more moderate capacity was much more appropriate. The goal is not to install the largest possible appliance; the goal is to install the right appliance, in the right place, with a clean and durable configuration.
A practical advantage: 115V power supply
The KINGHOME Charmo R32 9000 BTU 115V can offer a significant advantage in certain buildings, especially when electrical access is limited or when a client wishes to avoid heavier electrical work. Its power supply is 115V/60Hz/1Ph, with a minimum circuit ampacity of 19A and a maximum overcurrent protection of 20A, according to technical documentation.
This does not mean that no electrical verification is necessary. At AirGreen, we always validate the condition of the panel, circuit availability, wiring compliance, and building constraints. In some older dwellings in Montreal, particularly in plexes, converted condos, or buildings where the electrical panel is already overloaded, this step is essential. A reliable HVAC installation always begins even before fixing the unit to the wall.
Heating down to -25 °C: an important criterion for the Quebec climate
The Charmo R32 9000 BTU 115V model is designed to operate in heating mode down to -25 °C. For a client located in Longueuil, Boucherville, Terrebonne, Blainville, Repentigny, Saint-Bruno, Brossard, or Montreal, this data truly matters. The Quebec climate imposes conditions that are not like those of more temperate markets.
Low-temperature performance is also more nuanced than the simple mention "heats down to -25 °C". According to available information, the unit provides approximately 10,600 BTU/h at -8.3 °C and 7,600 BTU/h at -15 °C. These figures help to better understand its behavior in winter. In a well-insulated room, these capacities can be very interesting. In a room with high thermal losses, poor sealing, or large windows exposed to the wind, more caution is needed.
That’s why AirGreen never recommends an appliance based solely on BTU numbers. We look at the room, the building, orientation, insulation, lifestyle habits, and the client’s objective. An office used all day doesn’t have the same needs as a bedroom used only at night. A recent condo doesn’t have the same thermal losses as a century-old triplex.
R-32: a modern refrigerant better suited for new generations of appliances
This heat pump uses R-32 gas, a refrigerant increasingly present in modern heating and air conditioning units. For clients, the benefit is simple: manufacturers are now developing several new platforms around R-32 to improve the performance, efficiency, and environmental impact of systems.
During an installation, the choice of refrigerant also influences work practices. Our technicians follow procedures adapted to the type of gas, piping diameter, line length, and system charge. The KINGHOME Charmo R32 model uses 1/4 inch piping for the liquid line and 3/8 inch for the gas line, with a recommended minimum length of 10 feet, a maximum length of 100 feet, and a maximum vertical difference of 60 feet, according to the technical sheet.
These details may seem secondary, but they have a direct impact on installation quality. A line that is too short, too long, poorly insulated, poorly protected, or poorly drained can lead to performance, noise, drainage, or reliability issues. At AirGreen, we pay particular attention to vacuum pulling, mechanical protection of lines, condensate drainage, and exterior finishing.
Indoor quietness: a strong point for bedrooms and offices
The indoor unit of the KINGHOME Charmo 9000 BTU offers a sound level as low as 24 dB(A) in Sleep mode, according to documentation. Levels gradually increase with fan speed: approximately 31 dB(A) at low speed, 34 dB(A) at medium speed, 38 dB(A) at high speed, and 43 dB(A) in Turbo mode.
In a real-world context, this can make a big difference. For a bedroom, office, or a room where one works on the phone, operating noise becomes a comfort criterion as important as temperature. We have previously replaced older units in condos in Montreal simply because the client could no longer tolerate the noise of the indoor unit at night. A recent, well-sized, and well-installed unit can transform the daily experience.
Airflow also varies according to modes, ranging from approximately 159 CFM in Sleep mode to 353 CFM in Turbo mode. This allows choosing between very discreet operation and faster air circulation when the room needs to be cooled or heated more quickly.
WiFi included, I-Feel function, and automatic cleaning
Included WiFi has become an important criterion for many clients. It allows controlling the wall-mounted heat pump remotely, adjusting the temperature before arriving home, reducing consumption when the room is not in use, and better managing comfort according to schedules.
The technical sheet also mentions several integrated functions:
- WiFi control;
- I-Feel;
- Self clean;
- Forced defrost;
- Soft start;
- Low voltage startup;
- 8 °C heating.
The I-Feel function can be particularly useful, as it allows for a temperature reading closer to the occupied area, depending on the configuration. The 8 °C maintenance mode can also appeal to some clients for rarely used spaces, such as a workshop, a secondary room, or a sporadically used property. It's not a universal solution, but in some scenarios, it can help prevent an excessive temperature drop while limiting consumption.
Outdoor installation: clearances, snow, and defrost drainage
Proper outdoor installation is essential for winter performance. The manufacturer's documentation specifies that the outdoor unit must be installed at least 18 inches above surfaces to allow for snow clearance and drainage during defrost cycles. It also indicates minimum clearances around the outdoor unit, notably to ensure adequate airflow.
In the Montreal area, this point is very important. An outdoor unit installed too low can quickly be affected by snow accumulation, ice, runoff, or freeze-thaw cycles. At AirGreen, we often recommend a wall mount or a ground mount well adapted to the site. The choice depends on several factors: foundation type, terrain slope, access for maintenance, noise transmitted to the structure, wind exposure, aesthetics, and co-ownership constraints.
In a typical project on the South Shore, for example, a client wanted to place the outdoor unit in a narrow corner between a fence and a wall. On paper, the location seemed practical. On site, we found that air would have been poorly evacuated and that snow accumulation would have hindered operation. We moved the unit a few feet, added a more appropriate support, and maintained a clean finish. The client obtained a more reliable installation without compromising the exterior appearance.
Where to install the indoor unit for optimal comfort
The choice of indoor location is as important as the model selection. For a 9000 BTU wall-mounted heat pump, the goal is to achieve efficient air distribution without creating direct discomfort. A unit placed too close to a bed, workstation, or sofa can blow directly on occupants. Conversely, a unit placed too far from the main area may operate longer without achieving the desired comfort.
We generally evaluate:
- available wall height;
- clearances around the unit;
- natural airflow direction;
- furniture placement;
- distance to the outdoor unit;
- ability to drain condensate properly;
- interior aesthetics;
- routing of piping and cabling.
The documentation shows that the indoor unit measures approximately 32 7/8 inches wide, with minimum clearances to be respected. These details help validate if the chosen wall is truly suitable. In some condos or apartments, a few inches can make all the difference between a clean installation and a forced one.
Warranty: 12 years parts and compressor after registration
On the product page, the displayed warranty is 12 years compressor, 12 years parts, and 0 year labor by default, with the possibility of an extended warranty. The technical sheet also specifies a standard warranty of 7 years parts and compressor, which can extend up to 12 years parts and compressor after registration, according to applicable conditions.
For the client, it is important to distinguish between the warranty on parts, the warranty on the compressor, and labor. Many owners think that a manufacturer's warranty automatically covers all costs in the event of a breakdown, but this is not always the case. Parts may be covered, while diagnosis, travel, or labor may depend on the contract, installer, and chosen options.
AirGreen offers additional warranty options according to customer needs. This transparency prevents misunderstandings and allows for the choice of protection tailored to the desired level of peace of mind.
LogisVert Subsidy: why the displayed amount is $0
On this product sheet, the LogisVert Provincial Subsidy is indicated as $0, with an update on November 26, 2025. This means that one should not assume a subsidy amount simply because a device is ENERGY STAR or Cold Climate. Programs change, criteria can vary, and eligibility depends on several factors.
At AirGreen, we always recommend verifying the information at the time of quotation. For some customers, the final choice of a wall-mounted heat pump may be influenced by subsidy eligibility. For others, the main criteria might be 115V power supply, availability, format, ease of installation, or compatibility with the space.
In this specific case, the product remains interesting even without a displayed subsidy, particularly for projects where a compact, quiet, R-32, and 115V compatible device better suits the building than a more expensive or complex solution.
Mistakes to avoid before buying a 9000 BTU wall-mounted heat pump
Before choosing the KINGHOME Charmo R32 9000 BTU 115V, here are the most common mistakes we encounter:
- choosing capacity based solely on area, without considering insulation;
- placing the indoor unit based solely on aesthetics, without considering air diffusion;
- underestimating the importance of condensate drainage;
- installing the outdoor unit too low relative to snow;
- neglecting ventilation clearances;
- forgetting to validate the electrical panel;
- comparing only the price without comparing installation quality;
- not planning for future access for HVAC maintenance.
A durable HVAC installation relies on several details. A quality appliance can yield poor results if improperly installed. Conversely, a well-chosen and properly installed model can provide excellent comfort for many years.
Why choose AirGreen for the installation of this KINGHOME Charmo R32
AirGreen supports clients at every step: model recommendation, technical validation, clear quotation, careful installation, after-sales service, and maintenance options. We work in a wide variety of contexts: single-family homes, condos, plexes, small businesses, rental properties, and multi-residential buildings in Montreal, Laval, Longueuil, on the North Shore, the South Shore, and in Montérégie.
Our installations are planned with particular attention to the elements that truly matter:
- choice of the correct BTU;
- efficient indoor positioning;
- outdoor support adapted to the Quebec climate;
- well-protected refrigerant lines;
- rigorous vacuum pulling;
- clean condensate management;
- aesthetic finish;
- clear explanation to the client after installation.
The KINGHOME Charmo R32 9000 BTU 115V wall-mounted heat pump can be an excellent choice when a project requires a compact, modern, and efficient solution for a specific area. It is not intended to replace a professional building analysis, but it offers a solid technical basis for many residential projects.
For a precise recommendation, a clear quotation, or a complete installation, contact AirGreen. Our team can help you validate if this model suits your space, compare available options, and plan a clean, reliable HVAC installation tailored to your property.