X-Pro 35,000 BTU 3 Zone Mini Split Heat Pump, 22.5 SEER2, Wifi, 9K + 9K + 12K

A single thermostat averages the whole house and reads one room. Somebody is always too warm or too cold. Closing vents to rebalance a room just moves the problem somewhere else and strains the blower.

Three zones measure and correct their own space. The 12,000 BTU unit can hold one room cool while the 9,000 BTU unit heats another, and both report back to the same 35,000 BTU outdoor unit without fighting each other.

What a three zone kit looks like out of the carton

One 35,000 BTU condenser, three indoor units of 9,000, 9,000 and 12,000 BTU, and a coil of insulated copper with wiring, tape and putty for each zone. The 12,000 BTU unit is the largest of the three, so point that one at the busiest room.

Reading the yellow label

The EnergyGuide panel in this photo is the honest summary: 22.5 SEER2 on cooling, 10 HSPF2 on heating, with R454B refrigerant in the system. The graph beside it shows why an inverter holds temperature better than a fixed-speed compressor that only knows on and off. It carries ENERGY STAR, ETL and AHRI certification.

Why the louvres move in four directions

Air thrown in one fixed direction leaves cold corners in summer and a warm ceiling in winter. The 4D swing sweeps up and down and side to side, which is what makes a single wall unit work in a room that is not square.

Phone, remote or voice

The system connects to wifi, so each zone can be checked and changed from the app while you are out. It also answers to Amazon Alexa and Google Home, and every indoor unit still ships with a physical remote for anyone who would rather press a button.

One 35,000 BTU outdoor unit runs all three indoor units. Each zone starts, stops and holds its own temperature, so an empty room costs nothing.

A common rule of thumb is 20 to 25 BTU per square foot (Carrier publishes 25). Here, a 9,000 BTU unit suits roughly 360 to 450 sq ft and a 12,000 BTU unit suits roughly 480 to 600 sq ft. Natural Resources Canada points to CSA F280-12 for a proper load calculation.

The compressor varies its speed instead of cycling on and off. Published ratings are 22.5 SEER2 for cooling and 10 HSPF2 for heating.

A chassis electrical heater keeps the outdoor base pan clear. The manufacturer rates heating down to -25°C (-13°F) and cooling up to 55°C (131°F).

Each zone gets a 16 ft insulated copper line set and 19 ft of communication wire. That is the material most quotes list separately.

The outdoor unit runs on 208-230V 60Hz. It wants its own branch circuit, sized from the MCA and maximum breaker figures on the unit's own nameplate, with a disconnect within reach.

Wifi app, a remote with a digital display for each zone, Amazon Alexa and Google Home.

The indoor filters pull out, rinse under a tap and go back in. Clean filters are the cheapest way to keep airflow and running cost where they should be.

Ships from a Canadian warehouse. Free shipping on orders over $150. Some remote areas, PO boxes and surcharge regions may be excluded or charged extra.

Return within 14 days of purchase, unused, in original condition and packaging.

Covered directly by the manufacturer under their warranty terms for material and manufacturing defects.

The 12,000 BTU unit takes the busiest space, roughly 480 to 600 sq ft, while the 9,000 BTU units handle quieter rooms. Capacity goes where the heat load actually is.

Older houses, additions, attic conversions and finished basements rarely have ducts where they are needed. Three zones from one outdoor unit avoids opening up ceilings.

This is a heat pump, not a cooling-only air conditioner. It carries an HSPF2 heating rating of 10 and a chassis heater for winter operation.

What we stand behind

• Ships from a Canadian warehouse, with free shipping on orders over $150
• 14 day returns on unused items in original condition and packaging
• Covered by the manufacturer's own warranty for material and manufacturing defects
• Line sets, communication wire and a controller for every zone are in the box

How much space will each indoor unit cover?

Sizing runs off the heat load of the room, not just its floor area, and Natural Resources Canada points to CSA F280-12 for the real calculation. As a rough check, 20 to 25 BTU per square foot is the usual rule of thumb. Here, a 9,000 BTU unit suits roughly 360 to 450 sq ft and a 12,000 BTU unit suits roughly 480 to 600 sq ft. Poor insulation, big west-facing windows or a 9 ft ceiling all push that figure up.

The three indoor units add up to 30,000 BTU and the outdoor unit is rated 35,000 BTU. Why the gap?

Multi-zone outdoor units come in fixed sizes and the indoor combinations are built around them, so the totals rarely land exactly. The spare capacity is not wasted: the inverter compressor simply runs at a lower speed, which is where a modulating system gets its efficiency. Either way, do not add the indoor ratings together to judge the system. The 35,000 BTU figure is what can be delivered at one time, shared among the zones that are calling.

How cold can it get outside before it stops heating?

The manufacturer rates low ambient heating down to -25°C (-13°F), helped by an electric heater in the outdoor chassis. Natural Resources Canada notes that air source heat pumps lose capacity and efficiency as it gets colder, with typical COPs falling from 2.0 to 5.4 at 8°C to 1.1 to 3.7 at -8°C, and that most units have a minimum operating temperature between -15°C and -25°C. Keep a backup heat source for the coldest stretches.

Can I install this myself in Canada?

Plan on a licensed installer. In Ontario, for example, the province states that by law only a certified technician may remove, discharge, handle and dispose of refrigerants, including HFCs, and that mechanical work on refrigeration equipment needs a Certificate of Qualification on top of the refrigerant certificate. Other provinces have their own halocarbon rules. The federal Code of Practice says the same thing in plainer terms: the technician doing work that could release refrigerant must hold the proper environmental certification. The 208-230V 60Hz power supply also means an electrician and a dedicated circuit.