| Product code |
EZB-12RD6-I + EZ-12RD6H-O | EZ-18RD6-I + EZ-18RD6H-O |
| Heating capacity (Min./Nom./Max.) |
1.1/3.8/4.1 kW | 1.4/5.4/6.8 kW |
| Cooling capacity (Min./Nom./Max.) |
1.4/3.5/4.0 kW | 2.0/5.0/6.1 kW |
| Product type |
Air-to-air heat pump | Air-to-air heat pump |
| Energy efficiency class |
A+++/A+++ | A+++/A+++ |
| SCOP |
4.6 | 4.6 |
| Warranty |
2 years | 2 years |
| Wi-Fi smart remote control |
Yes | Yes |
| Color |
Black | White |
| Operating limit (Cooling) |
-15 ~ 50 °C | -15 ~ 50 °C |
| Operating limit (Heating) |
-25 ~ 24 °C | -25 ~ 24 °C |
| Refrigerant |
R32 | R32 |
| Pipe size (Liquid/Gas) |
6.35/9.5 mm | 6.35/12.7 mm |
| Maximum height difference |
10 m | 20 m |
| Maximum pipe length |
25 m | 30 m |
| Power supply voltage |
220-240/1/50 V/Ph/Hz | 220-240/1/50 V/Ph/Hz |
| Protection circuit breaker |
10 A | 13.5 A |
| Nominal heating capacity |
3.8 kW | 5.4 kW |
| Nominal cooling capacity |
3.5 kW | 5.0 kW |
| Supports multiple indoor units |
Yes | Yes |
| Indoor unit weight |
8 kg | 10.2 kg |
| Indoor unit dimensions (width x height x depth) |
813x289x201 mm | 975x308x218 mm |
| Indoor unit noise level |
39/32/26/20 dB(A) | 43/36/28/21.5 dB(A) |
| Outdoor unit weight |
23.1 kg | 37.8 kg |
| Outdoor unit dimensions (width x height x depth) |
765x555x303 mm | 890x673x342 mm |
| Outdoor noise level |
55 dB(A) | 57 dB(A) |
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