ROC #349284
Arizona home on a frosty winter morning with five black rooftop solar panels and a RYZ Comfort outdoor heat pump unit

Solar hybrid heating and cooling

Heat now.
Cool when summer returns.

RYZ solar hybrid mini-splits use dedicated solar panels during the day, with connected grid support when needed. Early mornings, evenings and nights run on the grid.

  1. 1Room assessment
  2. 2Solar-fit check
  3. 3Written options
2 in 1
heats and cools
Sun
powers it on sunny days
Grid
nights and early mornings
1 or 2 ton
single room or multi-zone
Living room on a winter evening, warmed by a wall-mounted RYZ Comfort mini-split

Warm where you live

Winter sun. Warm room.

A heat pump mini-split moves heat from the outside air into your home instead of burning fuel to make it. The inverter compressor runs low and steady, so rooms stay at the temperature you set without the blast-then-cold cycle of an old system.

Each room gets its own indoor unit and its own temperature. When summer comes, the same system cools.

Free design visit

How solar works in winter

Sun by day. Grid by night.

Solar panels only make power while the sun is up. A sunny winter afternoon helps with heating. It does not mean solar heat all night.

A clear winter day in the Valley

Early morning
Sunny hours
Evening and night
Solar powers the unit Grid powers the unit

Early morning

Grid power

The coldest part of a winter day comes before the sun is high. The panels make little or no power yet, so the unit heats mostly on the grid.

Sunny daytime

Solar first

Once the sun is up, the panels feed the unit directly and carry as much of the heating as they can. The grid fills in whatever they do not cover.

Evening and night

Grid power

After sunset the panels make no power. The unit keeps heating on grid power all night, the same as any heat pump.

The unit switches between solar and grid on its own. No batteries and no manual switching, so the house stays warm day and night, on solar or grid. Cloudy days lean more on the grid.

Guest casita bedroom on a winter night, heated by a RYZ Comfort wall mini-split

Why homeowners add one

More comfort. Less effort.

Comfort now

Warm rooms this winter and cool ones next summer, from one system.

Less effort

We design, install and commission it. Set the temperature from your phone and let it run.

Guests and independence

Give a casita, guest room or in-law suite its own heat and its own controls.

Space you can use

Turn a cold garage, office or workshop into a room you use all year.

Control when things go wrong

If your main system fails, the mini-split room stays comfortable on its own. On a sunny day, a compatible setup can even run on solar during a grid outage.

Less waste

Heat only the rooms you use, and let sunny days carry part of the load.

Free design visit
RYZ Comfort smart thermostat and phone app
$349 Value

Included with every system

A free smart thermostat.

Every new solar-hybrid mini-split purchase comes with a new smart thermostat.

Free design visit

Then summer returns.

The same system cools all summer, when the sun is strongest and the panels do the most work.

See solar AC

Questions

Solar heating, plainly.

Does it heat on solar at night?

No. Solar only helps while the sun is up. At night, and in early winter mornings and evenings, the unit heats on grid power. It switches on its own, so the house stays warm.

So what does the solar do in winter?

On sunny winter days the panels power the unit directly, so the heating you use during the day can cost less. How much depends on the weather, your home and how you set the temperature.

What is a heat pump mini-split?

A heat pump moves heat instead of burning fuel to make it. In winter it pulls heat from the outside air and moves it indoors. In summer it runs in reverse and cools. A mini-split does this room by room, with no ductwork.

Is a heat pump enough for an Arizona winter?

Yes. The Valley rarely gets cold enough to challenge a modern inverter heat pump, which is why it is the most common heating system here.

Do I need a battery?

No. The system uses solar directly while the sun is up and grid power the rest of the time.

Will it work if the power goes out?

On a sunny day, a compatible setup with enough solar output can heat or cool on solar alone during a grid outage. It powers the mini-split only, not your whole home, and it does not run overnight without the grid. We check your setup for that use at the design visit.

Do I need solar on my house already?

No. Each system comes with its own dedicated panels wired to the mini-split. If you already have rooftop solar, we will look at it, but we do not assume it can connect directly.

Can I install it in winter?

Yes. Winter is a good time to install. You get heat right away, and the system is in and tested before the first hot week of the year.

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Heat now. Cool when summer returns.

Free in-home design and a written quote with every option side by side.

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