The Stash M1
The only ductless air-to-air heat pump with built-in electric thermal storage.
Year-round comfort
Heat pumps are the most efficient way
to heat and cool your home.
By pairing heat pumps with our patented storage
system, we deliver savings to our customers
and make the grid more resilient and reliable.
The Stash M1 is a dependable and easy to install
solution for regulating the temperature of your home
12 months of the year.
Stash your energy
with thermal energy storage.
Help your utility help you. The energy stored
by your system can be used by your utility
company to offset the stress on the electrical
grid during peak periods. This results in cost
savings for you and allows utility companies
to rely less on fossil fuel burning generators.
The Stash M1 stores energy for heating and
cooling. Storage systems allow homeowners
to store energy during cheap off-peak hours
for use during peak hours when electricity is
more expensive.
Set it and forget it.
Schedule when you heat or cool your home.
With the build-in Stash Smart Thermostat, you can always be comfortable by using setpoint scheduling. Set the precise time and temperature you would like you home to be and the Stash M1's . Change your home's temperature anywhere with the Stash Energy mobile app.
Save on your heating bill with the Stash M1.
Don’t miss out, you could save up to 70% on your heating bill with the Stash M1.
Compare your current heating system with the data below to see how much you can expect to save.
Up to
70%
Baseboard heating system
Up to
54%
Oil heating system
Up to
48%
ETS heating system
Up to
29%
Traditional heat pump system
Based on the results of the Summerside Project.
Energy Storage Capacity
The energy storage material used in the Stash M1 can store up to 48,000 BTU per cycle, which has an electrical equivalent of 7kWh per cycle.
The Stash M1 cycles twice a day, for a total storage capacity of 94,000 BTU or 14kWh.
Each cycles provides 4 hours of cost effective heating for your home.
Energy stored per cycle (heating load)
48,000 BTU
Time to discharge at 100% output - Heating
4 hours
Number of cycles per day
2
Lifespan of energy storage material
7,000+ cycles
Base load shifting capabilities
2 kW
Save money on heating and cooling your home.
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