Low running costs - These systems have very low running costs and few maintenance costs.

Nstallation - It is easy to install.

Power - One can be used where only a small amount of power is available.

Size - Solar heat pumps can be used to heat homes as well as large buildings.
Solar energy and air - Solar energy is the main heat source for a solar heat pump, but the surrounding air also plays a role. Both of these come from an inexhaustible supply.

Low solar radiation - The pump continues working even while solar radiation is quite low. They can operate in overcast conditions and at night.