12.5 kWDaikin Premium Inverter Ducted 12.5kW Ducted System
The 12.5kW Daikin Premium Inverter Ducted is sized for typical three-bedroom single-storey homes. As a guide it covers roughly 83 to 100m² of conditioned floor area, depending on zoning, insulation and ceiling height. It sits in the lower half of the Daikin Premium Inverter Ducted range. For more bedrooms or a larger floor plan, the 14kW is the next step up.
Part of the Daikin Premium Inverter Ducted range, Daikin's ducted system line, in 10 sizes. Running costs below use the Sydney median rate; the Eastern Suburbs and Western Sydney pages cost systems on their own network tariffs. Check the size against your rooms, compare it with other 12.5 kW options, or ask about supply and installation.
About $1,053 a year at the current Sydney median electricity rate: $378 of cooling plus $675 of heating, from the official GEMS test figures.
The Daikin Premium Inverter Ducted 12.5kW uses 1142 kWh annually for cooling and 2036 kWh annually for heating, based on GEMS registration test figures for Sydney's climate zone. It holds a 2.5-star energy rating for both cooling and heating under the zoned label system.
The system has a rated cooling efficiency of 3.57 AEER and heating efficiency of 3.90 ACOP. It uses R32 refrigerant. Your running costs will depend on your local electricity rate and how much you run the system.
Source: Australian GEMS registry · median of 170 Sydney residential tariffs, including GST · Refreshed monthly · Last updated October 2026
Specifications
From the manufacturer’s published range data. We confirm the exact configuration when we quote.
About the Daikin Premium Inverter Ducted range| Brand | Daikin |
|---|---|
| Model | FDYA125AV19 / RZAS125C2V1 |
| Series | Daikin Premium Inverter Ducted |
| System type | Ducted System |
| Capacity | 12.5 kW |
| Refrigerant | R32 |
| Warranty | 5 year parts & labour |
Other 12.5kW options
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Model ARTH45KMTAP. Whole home, Single & three phase
Toshiba Super Digital Inverter 12.5kW
Model RAV-GM1401DTP-A / RAV-GP1401ATP-A. High static, Top efficiency tier