Ceiling Cassette AC | Commercial offices, hotels, modern homes | Sleek, concealed design; Variable Frequency (Inverter Technology, AHRI Certified); EER 2.8 (AHRI Standard 850); 18,000 BTU (ISO 8178) | Space-saving, quiet operation (43 dBA (quieter than a refrigerator hum)), energy-efficient (▲10% over fixed frequency models) | Higher upfront cost, requires professional installation |
Wall-Mounted AC | Residential homes, small offices | Fixed Frequency (IEC 60335-2-40 compliant); EER 2.2 (AHRI Standard 850); 9,000–18,000 BTU (ISO 8178) | Affordable, easy installation | Visible unit, higher noise (55 dBA (similar to light traffic)), less efficient |
Window AC | Temporary cooling, small spaces | Fixed Frequency; EER 2.0 (AHRI Standard 850); ≤12,000 BTU (ISO 8178) | Low cost, portable | Obtrusive design, limited cooling capacity, noisy (60+ dBA (louder than a vacuum cleaner)) |
Central VRF System (Gree) | Large commercial buildings, hotels | Variable Frequency (Inverter Technology); R410a Refrigerant (AHRI Certified); EER 3.5 (AHRI Standard 850); 24,000 BTU (ISO 8178); CE, AHRI, EMC Certified | Zoned temperature control, ▲15% energy savings over Base models, AHRI Certified reliability | High installation cost, complex setup |
Split System | Residential homes, apartments | Fixed Frequency; EER 2.5 (AHRI Standard 850); 9,000–24,000 BTU (ISO 8178); CE Certified | Quieter indoor unit (48 dBA), moderate efficiency | Requires outdoor unit space, less customizable than VRF systems |
Ductless Mini-Split | Renovated homes, small commercial spaces | Inverter Technology; R410a Refrigerant; EER 3.0 (AHRI Standard 850); 9,000–24,000 BTU (ISO 8178); AHRI Certified | Flexible installation, ▲20% energy efficiency over fixed frequency models | Visible pipes, limited to 4–6 zones |