Fujitsu Designer Series 5.0kW Reverse Cycle Split System (ASTG18KUCA / AOTG18KUCA)
Indoor Unit: ASTG18KUCA | Outdoor Unit: AOTG18KUCA | Set Model: SET-ASTG18KUCA
Product Overview
The Fujitsu ASTG18KUCA 5.0kW Split System Air Conditioner is engineered for contemporary Australian homes requiring architectural elegance without sacrificing thermal performance. Featuring a low-profile indoor chassis measuring just 185 mm deep, it integrates discreetly on the wall while providing ample capacity to condition larger family rooms and open-plan living spaces.
Built with full DC inverter engineering, the system automatically modulates power output to maintain precise room temperatures. The integrated Human Sensor detects room occupancy, switching to an energy-saving mode when no activity is sensed and resuming previous settings upon your return. Combined with catechin and ion deodorisation filtration, it keeps indoor air fresh and allergen-free.
Quick Highlights
- Nominal Capacities: 5.0 kW rated cooling and 6.0 kW rated heating output.
- Slimline Designer Chassis: Modern front fascia with an ultra-slim 185 mm profile depth.
- Intelligent Human Sensor: Automatically adjusts to economy mode when the room is empty.
- Quiet Operation: Aerofoil fan design delivers whisper-quiet low airflow performance.
- Full DC Inverter: High-efficiency DC rotary compressor with PAM inverter control.
- Dual Filtration System: Equipped with Apple-Catechin and Ion Deodorisation filters.
- Powerful Mode: Provides rapid thermal pull-down to reach target temperature quickly.
- Weekly Timer Control: Simple scheduling via the ergonomic wireless remote.
- Blue Fin Coil Protection: Corrosion-resistant coating on outdoor condenser coils.
- Wide Ambient Range: Dependable cooling operation in temperatures up to 46°C.
Why Choose This Model (Fujitsu ASTG18KUCA 5.0kW Split System Air Conditioner)?
The Fujitsu ASTG18KUCA 5.0kW Split System Air Conditioner offers an ideal blend of substantial output and refined aesthetic appeal. Its slim profile ensures it does not dominate large walls, while automated human sensing and full DC inverter modulation prevent unnecessary energy waste during daily household use.
Key Features
Intelligent Human Sensor
The integrated Human Sensor monitors room movement. If the space is vacant for 20 minutes, the unit automatically switches to economy mode, instantly reverting to original temperature settings when someone returns.
Ultra-Slim Designer Profile
With a depth of only 185 mm, the indoor unit sits close to the wall. Its modern smooth front fascia complements contemporary interior architecture while distributing air evenly across large rooms.
Full DC Inverter Engineering
Equipped with DC compressor and fan motors alongside Pulse Amplitude Modulation (PAM) control, the system modulates output smoothly, reducing power draw while maintaining precise climate comfort.
Advanced Air Filtration
The dual-stage filtration system uses an Apple-Catechin filter to trap fine dust and airborne allergens via static electricity, while the Ion Deodorisation filter decomposes unpleasant odours.
Powerful Fast-Action Mode
Engaging Powerful Mode drives the compressor and fan at maximum speed for 20 minutes, quickly establishing comfortable room conditions on scorching summer days or cold winter nights.
Blue Fin Coil Protection
The outdoor heat exchanger features a specialized blue fin anti-corrosion coating, protecting internal aluminum coils against moisture, salt spray, and extreme Australian weather conditions.
Ideal Applications
- Open-Plan Living & Dining Areas: Efficiently conditions open spaces between 30 and 42 m².
- Large Master Bedrooms & Studios: Delivers high heating and cooling output with quiet fan operation.
- Modern Commercial Offices: Maintains consistent temperatures and clean indoor air throughout business hours.
- Architectural Renovations: Slim 185 mm profile preserves room aesthetics in designer spaces.
Why Professionals Choose This Model (Fujitsu ASTG18KUCA 5.0kW Split System Air Conditioner)?
HVAC trades and builders choose the Fujitsu ASTG18KUCA 5.0kW Split System Air Conditioner for its proven field reliability and straightforward installation process. Featuring accessible flare piping connections (6.35 mm liquid / 12.70 mm gas), clear electrical terminal blocks, and robust outdoor engineering, this system allows fast installation and trouble-free performance.
Technical Specifications
General & Performance
| Parameter | Indoor (ASTG18KUCA) | Outdoor (AOTG18KUCA) |
|---|---|---|
| Nominal Capacity (Cool / Heat) | 5.0 kW / 6.0 kW | |
| Capacity Range (Cooling) | 0.9 kW – 5.9 kW | |
| Capacity Range (Heating) | 0.9 kW – 7.5 kW | |
| E.E.R / C.O.P (Rated) | 3.70 / 3.90 | |
| A.E.E.R / A.C.O.P | 3.67 / 3.88 | |
| Star Rating (Cool / Heat) | 3.0 Stars / 3.0 Stars | |
Electrical Data
| Power Supply | 1 Phase, 230–240 V, 50 Hz |
| Power Input (Cool / Heat) | 1.35 kW / 1.54 kW |
| Running Current (Cool / Heat) | 5.9 A / 6.7 A |
Dimensions & Weights
| Unit | Dimensions (H × W × D) | Net Weight |
|---|---|---|
| Indoor Unit (ASTG18KUCA) | 282 mm × 870 mm × 185 mm | 9.5 kg |
| Outdoor Unit (AOTG18KUCA) | 620 mm × 790 mm × 298 mm | 40 kg |
Noise Levels & Airflow
| Indoor Sound Pressure (H / M / L / Quiet) | 44 / 40 / 34 / 26 dBA |
| Outdoor Sound Pressure (Cool / Heat) | 50 dBA / 50 dBA |
| Indoor Airflow Rate (Cooling High) | 236 l/s |
Refrigerant & Piping Specifications
| Refrigerant Type | R410A |
| Liquid Pipe Size | 6.35 mm (1/4″) |
| Gas Pipe Size | 12.70 mm (1/2″) |
| Max Piping Length | 20 m |
| Max Height Difference | 15 m |
| Operating Ambient Limits (Cool / Heat) | -10°C to 46°C DB / -15°C to 24°C DB |
Installation Information of the Fujitsu ASTG18KUCA 5.0kW Split System Air Conditioner
Installation of the Fujitsu ASTG18KUCA 5.0kW Split System Air Conditioner must be completed by an ARC-licensed technician to comply with Australian legal standards and preserve warranty coverage. The lightweight indoor unit mounts using a standard backplate, while standard 6.35 mm liquid and 12.70 mm suction copper line connections allow quick rough-in.
Compatible Accessorieswith Fujitsu ASTG18KUCA 5.0kW Split System Air Conditioner
- Fujitsu Wired Wall Controller: Optional hardwired remote controller.
- Heavy-Duty Outdoor Wall Brackets: Hot-dipped galvanized cantilever brackets.
- Polymer Mounting Blocks: Vibration-dampening outdoor ground slab risers.
- PVC Trunking & Capping: Weatherproof ducting to protect outdoor copper lines.
What’s Included in Fujitsu ASTG18KUCA 5.0kW Split System Air Conditioner
- 1 x Indoor Wall-Mounted Unit (ASTG18KUCA)
- 1 x Outdoor Condenser Unit (AOTG18KUCA)
- 1 x Wireless Remote Controller with Wall Bracket
- 1 x Apple-Catechin & Ion Deodorisation Filter Set
- 1 x Indoor Mounting Plate & User Manual
Warranty
The Fujitsu ASTG18KUCA 5.0kW Split System Air Conditioner is covered by Fujitsu General Australia’s 5-Year Full Parts and Labour Warranty for residential installations, when installed by an accredited ARC-licensed HVAC technician.
Frequently Asked Questions
Q1: What room size is suitable for the Fujitsu ASTG18KUCA 5.0kW Split System Air Conditioner?
A: A 5.0 kW capacity is suited for medium to large living rooms, master bedroom suites, or open-plan areas between 30 and 42 square metres.
Q2: How does the Human Sensor save energy?
A: The sensor checks for movement in the space. If no activity occurs for 20 minutes, it adjusts operation to save power, resuming full settings when you re-enter.
Q3: How quiet is this model during operation?
A: In quiet mode, indoor sound output drops to 26 dBA, providing smooth, unobtrusive cooling and heating.
Q4: What refrigerant is used in this split system?
A: This model operates on R410A refrigerant.
Q5: Can I install this system myself?
A: No. Under Australian law, all refrigerant air conditioners must be installed by a licensed ARC technician.
Q6: How often should I clean the air filters?
A: Filters should be cleaned every two to four weeks depending on usage to maintain optimal airflow and efficiency.
Why Buy From AirContrade?
AirContrade is Australia’s reliable wholesale HVAC partner, supplying trade installers, builders, and homeowners with authentic brand equipment. When you purchase the Fujitsu ASTG18KUCA 5.0kW Split System Air Conditioner from AirContrade, you benefit from competitive trade rates, extensive stock availability, fast national shipping, and technical product support.
Looking for more options? Browse our Fujitsu Air Conditioners collection.
Reviews
There are no reviews yet.