Octopus Energy unveils Cosy Cooler to cool homes via heat pump

Octopus Energy has announced the Cosy Cooler, a device that turns its Cosy heat pump into a home cooling system. It is expected in 2027 at an estimated £500–£600 on top of an existing compatible heat pump, with installation taking about three hours. Live trials in homes and offices have already begun.

• Cosy Cooler costs an estimated £500–£600 on top of a Cosy heat pump
• Installation takes about three hours; launch expected in 2027
• The unit is roughly the size of a tall kitchen bin and plugs into radiator pipework
• Users can cool one room or run two to three units at once