













Product Overview
Key Features
- 2.6kW cooling and 2.4kW heating for rooms up to 20m2
- 1.5 star cooling and 2 star heating, 24 hour timer, remote
- 3 fan speeds, sleep mode, 52 Decibels indoor noise
Key Specifications
- Brand:
- Dimplex
- Model Number:
- DCB09
- Cooling Capacity (kW):
- 2.6
- Heating Capacity (kW):
- 2.4
- Energy Rating - Cooling in Average Climate (Star):
- 1.5
- Energy Rating - Heating in Average Climate (Star):
- 1
- Timer:
- Yes - 24 Hours
Heating & Cooling
- Compatible Room Size:
- 20m2
Efficiency
- Energy Star Rating - Cooling in Hot Climate (Star):
- 1.5
- Energy Star Rating - Heating in Hot Climate (Star):
- 1
- Energy Star Rating - Cooling in Cold Climate (Star):
- 1.5
- Energy Star Rating - Heating in Cold Climate (Star):
- 0.5
- Energy Consumption (kWh/yr):
- Cooling Average Climate: 331, Heating Average Climate: 522
Options
- Controls:
- Remote Control
- Programs:
- Sleep Mode
General Information
- Type:
- Reverse Cycle Box Air Conditioner
- Colour:
- White
- Noise Level (dBA):
- Indoor: 52, Outdoor: 59
- Speeds:
- 3
- Additional Features:
- 18 - 31C thermostat
Warranty
- Manufacturer's Warranty:
- 5 Year
Heating & Cooling
- Compatible Room Size:
- 20m2
Options
- Controls:
- Remote Control
- Programs:
- Sleep Mode
Warranty
- Manufacturer's Warranty:
- 5 Year
Product Dimensions
- Product Height (mm):
- 380
- Product Depth (mm):
- 560
- Product Width (mm):
- 600
Box 1 Dimensions
- Box 1 Height (mm):
- 420
- Box 1 Width (mm):
- 687
- Box 1 Depth (mm):
- 620
- Box 1 Weight (kg):
- 37
Product Reviews of Dimplex C2.6kW H2.4kW Reverse Window Box Air Con

Overall Rating Snapshot
4.2 out of 5 stars from 53 reviews
83% of users recommend this product
What customers say, summarised by AI
- Effectively cools large spaces even in extreme heat, reliable for heatwaves
- Easy to install; suits both wall and window mounting without hassle
- Remote control and timer are intuitive and praised for convenience
- Noted to be noisy for its size, which may bother users requiring quiet
- High running costs noted by some users, especially for frequent use
- Performance varies; works well for many, but struggled with some small spaces
Pros
Reliable communication and on delivery the product was sensibly placed.
I am very happy with the the sensible delivery and the webpage was easy to follow.
Philippa Boden
Confirmed purchase 29 December 2025
Published on 21 January 2026
Yes, I recommend this product.
This customer is a verified purchaser who may have received an incentive in return for providing an authentic review.
Works
It works well
J C
Confirmed purchase 25 November 2025
Published on 16 December 2025
Yes, I recommend this product.
This customer is a verified purchaser who may have received an incentive in return for providing an authentic review.
Good uint
Heats up the room very well
Ash p
Confirmed purchase 27 June 2023
Published on 11 July 2023
Yes, I recommend this product.
This customer is a verified purchaser who may have received an incentive in return for providing an authentic review.
Grwat
Does the job very well better then my 6kw polo cool portable.
Scott
Confirmed purchase 2 February 2023
Published on 3 May 2023
Yes, I recommend this product.
Check out what this reviewer thought after the first 3-6 months.
Very load
Very expensive to run
Jacqueline Gray
Confirmed purchase 19 December 2022
Published on 20 March 2023
Check out what this reviewer thought after the first 3-6 months.
Amazing
Very good
Marlissa
Confirmed purchase 20 February 2023
Published on 6 March 2023
Yes, I recommend this product.
This customer is a verified purchaser who may have received an incentive in return for providing an authentic review.
awesome air con
great buy, easy install, awesome air con
Lynn Smith
Confirmed purchase 7 February 2023
Published on 1 March 2023
Yes, I recommend this product.
This customer is a verified purchaser who may have received an incentive in return for providing an authentic review.
Sam
Confirmed purchase 30 January 2023
Published on 13 February 2023
Yes, I recommend this product.
This customer is a verified purchaser who may have received an incentive in return for providing an authentic review.
Nice unit does the job remote control is simple to use
Luke
Confirmed purchase 2 January 2023
Published on 24 January 2023
Yes, I recommend this product.
This customer is a verified purchaser who may have received an incentive in return for providing an authentic review.
Anonymous
Confirmed purchase 17 December 2022
Published on 13 January 2023
This customer is a verified purchaser who may have received an incentive in return for providing an authentic review.
You've viewed 10 of 53 reviews
The below information is AI generated based on Australian websites information around this item. We have done our best to ensure its accuracy but suggest verifying any information within this tab before purchasing.
At a glance
The Dimplex C2.6kW H2.4kW Reverse Window Box Air Con is a versatile window wall unit suitable for cooling and heating small to medium rooms. It’s a practical choice for renters, apartment dwellers, or anyone wanting an easy-to-install solution. Its strengths are reliable performance and straightforward operation, but it may not be as quiet or efficient as premium split systems.
What it’s great for
- Year-round Comfort
- Quick Room Cooling
- Simple Heating
- Rental Properties
- Easy Upgrades
Where it works best
- Apartments
- Small Homes
- Bedrooms
- Home Offices
- Rental Units
Who it’s for
- Renters
- Apartment Residents
- Students
- Homeowners Seeking Simple Solutions
Things to consider
May be noisier and less energy efficient than premium split systems, and not suited for large open-plan areas.
Apartment cooling suitability
Well-suited for most apartments and small homes with compatible window spaces.
Diy installation friendliness
8/10 - Most users can install with basic tools; may require two people for lifting.
Noise level vs category
6/10 - Typical for window box units; may be noticeable in very quiet rooms.
Energy efficiency score
6/10 - Moderate efficiency; suitable for occasional use but less efficient than inverter split systems.
Key benefits
- Reverse Cycle Function: Provides both cooling and heating for year-round comfort.
- Compact Window Box Design: Fits easily into most standard window spaces, ideal for apartments.
- Easy DIY Installation: Designed for straightforward setup without specialist tools.
- Simple Controls: User-friendly interface for quick temperature adjustments.
- 2.6kW Cooling Capacity: Effectively cools small to medium rooms up to approximately 18-25 m².
- 2.4kW Heating Output: Delivers reliable warmth during cooler months.
- Low Maintenance: Minimal servicing required compared to split systems.
- All-in-One Unit: No need for external compressor installation.
Q: What room size is the Dimplex 2.6kW reverse window box air conditioner best suited to?
A: A 2.6kW cooling capacity is typically suited to a small room of about 10 to 20 square metres, depending on ceiling height, insulation and sun exposure. Hot west-facing rooms or poorly insulated spaces can make it feel undersized.
Q: Does reverse cycle on this Dimplex model mean it can heat as well as cool?
A: Yes. This model provides 2.6kW of cooling and 2.4kW of heating, so it can be used in summer and winter. The heating output is slightly lower than the cooling output, which is normal for compact reverse cycle window units.
Q: Does this Dimplex window or wall box air conditioner need a separate outdoor unit?
A: No. A window or wall box air conditioner combines the main components in one unit, so there is no separate outdoor condenser. The rear of the unit still needs to vent outdoors for airflow and heat discharge, discuss with your electrician.
Q: Is this model better for a window opening or a wall opening?
A: It is designed for either a window or wall opening, provided the opening and support suit the chassis. Wall installations usually need more planning for support, sleeve fit and outdoor ventilation clearance, discuss with your electrician.
Q: Why is the heating capacity 2.4kW when the cooling capacity is 2.6kW?
A: Because reverse cycle window units often have slightly different cooling and heating outputs under test conditions. In practice, this Dimplex model is balanced for small-room year-round use, but winter performance still depends on insulation and outdoor temperature.









