CoolTime 18000-BTU

The ultimate combination of performance and comfort, our Advanced Series systems deliver the highest efficiencies (up to 19 SEER) and quietest operation—down to a whispering 22 dB(A).

Available Capacities: 9,000 BTU, 12,000 BTU, 18,000 BTU, 24,000 BTU

Energy Efficient

Utilizes less energy with the best DC inverter technology compressor

4D Airflow

4D airflow deflectors spread air perfectly to the farthest corner of the room

Odour Control

Dehumidifying function controls odours and contaminants in the air


Low Carbon footprint to reduce carbon depletion

Freeze Protection

8 C function protects the furniture and the property from freezing during long absences in extreme cold temperature.

Sound Rating

Noise level as low as 19 dB(A), softer than a whisper, that protects your comfort and inhibits noise pollution.

Auto Swing

Adjustable air flow direction for gentle, breeze like effect with 4D auto swing function.

Multiple Modes

Cooltime has multiple modes that provides a complete air conditioning experience regardless of time of day or season.

Product Description



CoolTime ductless HVAC system contains superior ability to condition environment in all types of weather. Eco-friendly refrigerant 410 A. Extreme energy efficiency because of ductless system up to 23 SEER. Dehumidifying system with Anti-fungal function. Follow Me function to detect thermal signature and direct airflow right where you are. Washable anti-microbial filters to provide purified air quality. Matchless sleek design that is easy to install and has low maintenance cost.


DC inverter technology compressor consumes energy as it adjusts its operation according to the room temperature without turning off and on again that requires a lot energy. WI-FI App provides users with superior control through internet interface. Soundless performance with lowest sound level of 20 dB (A).

Why it is better

Attractive design. Ductless. Energy efficient. Eco-friendly-Whisper Quiet. WI-FI App. Easy Installation. Low maintenance.

Indoor Unit

Indoor Model No CA18-ID-19
Dimension (W*D*H) (Inch) 37.99×8.46×12.56
Packing (W*D*H) (Inch) 41.14×12.01×15.94
Net Weight (Lbs) 24.03
Gross Weight (Lbs) 32.19
Number of Fan Speed 4

Outdoor Unit

Outdoor Model No. CA18-OD-19
Dimension (W*D*H) (Inch) 31.50×13.11×21.81
Packing (W*D*H) (Inch) 36.22×15.35×24.21
Net Weight (Lbs) 79.8
Gross Weight (Lbs) 85.76
Zoning Capacity Single Zone
Voltage (V) 208-230
Phase (Ph) 1
Minimum Circuit Ampacity (A) 15
Cycle (Hz) 60
Max. Fuse (A) 20


Capacity (Range) (BTU/Hr) 18000
Input (Watts) 1645
Rated current (Amps) 7.35


Capacity (Range) (BTU/Hr) 18000
Input (W) 1700
Rated current (Amps) 7.40


SEER (BTU/Watts) 19
EER (BTU/Watts) (Cooling) 11
COP (kW/kW) (Heating) 3.10

HSPF4 (BTU/Watts) (Heating) 10.0
HSPF5 (BTU/Watts) (Heating) 8.0


Model No KSN140D21UFZ
Type Rotary
Capacity (Watts) 4370
Input (Watts) 1135

Brand GMCC
Rated Current (RLA) (Amps) 7.5
Refrigerant Oil/Oil charge (mL) VG74/440

Heat Exchanger

Type (Outdoor) Aluminum, Flat Fin, Micro Channel
Pipe Diameter (Inch) 1/4”

Type (Indoor) Aluminum Fin / Copper Tube

Indoor Unit

Enclosure Polystyrene
Motor Model No ZKFP-30-8-3
Brand Welling
Input (Watts) 36
Output (W) 30
Speed (Hi/Mi/Lo) (RPM) 1100/800/750
Indoor Air Flow (Hi/Mi/Lo) (CFM) 449/97/393/262
Indoor Noise Level (Hi/Mi/Lo) (dB(A)) 43/35/30.5

Outdoor Unit

Enclosure Painted Galvanized Steel
Drive Type Inverter
Fin Type Coated Fin
Input (Watts) 58
Running Load Amps (RLA) (Amps) 0.39
Speed (RPM) 800/750/650
Outdoor Noise Level (dB(A)) 57.5
Fan Type Axial Flow
Coil Type Aluminum Fin & Copper Tube
Motor Model No ZKFN-34-8-1-3
Output (Watts) 34
Winding Resistance (Ω) 77.3
Outdoor Air Flow (CFM) 1176

Pipe Connection

Pipe Type Copper Internal Thread
Liquid Side (Inch) 1/4″
Maximum Refrigerant Pipe Length (Feet) 98

Power Interconnecting Wiring 16AWG*4 Stranded, unshielded
Gas Side (Inch) 1/2″
Maximum Difference in Level (Feet) 66


Refrigerant Type R410A
Control Method Electronic Expansion Valve
Additional Refrigerant (Oz/Feet) 0.161

Factory Charge (Oz) 44.09
Refrigerant Pre-charge (Feet) 25′
Pressure (PSIG) 550/340


Thermostat Type Remote Control
Auto Fan Yes
Sleep Mode Yes
24 Hour On/Off Timer Yes

Turbo Mode Yes
Self-Cleaning Yes
Follow-Me Yes
8°C Heating Yes

Operating Range

Indoor (Cooling/Heating) (℉) 62~90/32~86
Coverage Area (Cooling) (SQ. FT.) 251-368

Outdoor (Cooling/Heating) (℉) 5~122/5~86

Include Accessories

Mounting Plate
Clip Anchor
Remote Controller
Remote Controller Holder

Drain Joint
Connecting Pipe
Field Drain Pipe

Energy Guide