Is the MGP-1S09E expensive to run?
Yes, it's one of the pricier ones to run at this size. Of the 17 systems on Singapore's register around this size, 15 cost less to run.
Runs at
$25/month
About $303 a year
Cheapest its size
$22/month
Mitsubishi Electric MUY-GP10VF
Size group
2.5–3.0 kW
17 systems, all brands
That is about $4 a month more than the cheapest system its size, or roughly $440 over ten years — before you weigh purchase price, which often runs the other way.
Registered with the same figures as Midea MEZ-1S09E. On paper they are the same machine.
Looking at the MGP-1S09E for your home?
This is the outdoor half of a pair. The indoor unit is the half you live with, and it should be named before anything is agreed.
What to pin down before you commit
- The paired indoor model number — the unit that mounts in the room
- Whether the capacity suits that room, and how that was decided
- What happens to the existing piping, drainage and bracket
- Whether the old unit is being removed and disposed of
Figures are NEA energy-label records checked 17 Sept 2026, priced at the label's 27¢/kWh assumption. Your own bill depends on how you actually use it. Look up a fault code if one is already installed. Compare every registered model, or read more on Midea systems. Common aircon problems have their own pages.