Daikin 18kW Ducted Air Conditioner - Reverse Cycle Inverter Supply & Install

The Daikin 18kW Ducted Air Conditioner, available through KDAC Electrical Supply, is a high-performance reverse cycle inverter system designed for large Australian homes and commercial spaces. Offering 18kW cooling and 20kW heating capacity, this ducted aircon delivers consistent, energy-efficient comfort across multiple zones.

Equipped with advanced inverter technology, the system optimizes compressor output to maintain precise temperatures while reducing energy consumption. Its quiet operation and robust construction make it an ideal choice for residential and commercial environments that demand reliable, all-year-round climate control.

Use Cases & Compatibility

• Perfect for large single-storey homes, double-storey residences, or commercial offices
  

• Suitable for multi-zone heating and cooling, open-plan areas, living spaces, bedrooms, and offices
  

• Compatible with modern ducted layouts, retrofits, and new builds
  

• Ideal for Australian climate conditions, providing both heating in winter and cooling in summer
  

Supply & Installation

• Supplied and professionally installed by KDAC Electrical Supply
  

• Free delivery within 40 km of Sydney CBD (price subject to site visit)
  

• Single-phase and three-phase electrical options available (additional cost for three-phase)
  

• Installation includes an on-site evaluation to ensure proper ducting, pipe runs, and electrical connections
  

Value & Cost Justification

• A central ducted system eliminates the need for multiple split systems, reducing installation and maintenance costs
  

• High-efficiency inverter system ensures lower energy bills while maintaining precise comfort
  

• Quiet, high-performance operation enhances home and workplace living conditions
  

• Built for durability and long-term performance, providing excellent ROI for Australian buyers
  

Competitive Advantages

• Reverse cycle inverter technology for year-round climate control
  

• High-capacity 18kW system suitable for large multi-zone residential and commercial spaces
  

• Quiet operation with low indoor and outdoor dBA ratings
  

• Centralized ducted airflow ensures even heating and cooling across all connected areas
  

Trusted Daikin engineering for reliable, long-lasting performance

Specifications

Specifications & Key Features

• Cooling Capacity: 18kW - ideal for multi-zone setups in large spaces
  

• Heating Capacity: 20kW - efficient reverse cycle heating
  

• Inverter Technology: Reduces energy usage while providing stable and precise climate control
  

• Indoor Unit Dimensions: H470 × W1200 × D997 mm
  

• Outdoor Unit Dimensions: H1430 × W940 × D320 mm
  

• Pipe Size: 3/8" - 3/4" (Ø9.52 / Ø19.05 mm)
  

• EPA Sound Power Level: 72 dBA
  

• Outdoor Sound Level: 57 - 58 dBA - suitable for residential and commercial areas
  

• Electrical: Supports single-phase and three-phase connections
  

• Warranty: Manufacturer-backed coverage included
  

Performance, Efficiency & Durability

• Quiet Operation: Indoor and outdoor units operate at low noise levels for undisturbed living or working spaces
  

• Energy Efficiency: Inverter technology optimizes energy consumption without sacrificing comfort
  

• Durable Build: High-quality Daikin components ensure long-term reliability with minimal maintenance
  

• Centralized Ducted Airflow: Provides even temperature distribution across multiple rooms or zones
  

Payments & Returns

• Returns will be only accepted within 30 days from the purchase date
• If the item is defective upon arrival, the customer has up to 30 days from the purchase date to receive an exchange or a full refund
• If you have ordered the incorrect item, the customer will cover return and additional shipping costs to have the correct item resent out
• There is a 20% Restocking fee for all refunds which includes (A change of mind, incorrect item ordered or if you are not satisfied with the product) to cover our postage and admin fees
• We will not accept returns that has been used, not placed back into the original packaging or showing cosmetic wear on the product and packaging.

Shipping

• Orders generally gets dispatched within 1 to 2 business days from Sydney.
  
• Estimated delivery time is anywhere between 2 to 7 business days, this can take longer if the location is in a rural area.
• Our primary courier services use is Sendle & Australia Post.
• Tracking details can be viewed in your purchase history when the item has been sent.
• We will not be held responsible if the parcel has been delayed lost or damaged during transit, the customer will require to lodge an enquiry through the courier service or through KDAC.

Warranty

• 5 Year Warranty
• Warranty will not be covered if the installation has not be installed by a licensed electrician.