| Product code |
Flexit Nordic S2 | CB1-12HRFN8-I + MX2H-12RD6 | FTXF25E + RXF25E | Airobot-V8-HRV-B | | CB1-18HRFN8-I + MX3H-18RD1-CB | FVXM50A9 + RXM50R | Domekt R 450 V C6M | | Airobot-V3-ERV-B |
| Product type |
Ventilation unit | Air-to-air heat pump | Air conditioner | | | Air-to-air heat pump | Air conditioner | | | |
| Energy efficiency class |
A | A+++/A++ | A++/A+ | A+ | | A++/A++ | A++ | A+ | | A |
| Power supply voltage |
230 V/Ph/Hz | 220 - 240/1/50 V/Ph/Hz | 1/50/220-240 V/Ph/Hz | 220-240/1/50 V/Ph/Hz | | 220 - 240/1/50 V/Ph/Hz | 1/50/220-240 V/Ph/Hz | | | 220-240/1/50 V/Ph/Hz |
| Protection circuit breaker |
10 A | C10 A | 16 A | 10 A | | C16 A | 16 A | | | 10 A |
| Maximum air flow rate (100Pa) |
90 l/s or 324 m3/h | | | 208 l/s or 750 m3/h | | | | | | 84 l/s or 300 m3/h |
| Approximate size of ventilated surface |
100 m² | | | 350 m² | | | | 240 m² | | 140 m² |
| Air duct connection |
Ø 125 mm | | | Ø 200 mm | | | | Ø 1x125, 4x160 mm | | Ø 125 mm |
| Filters |
2 pieces ePM1 55% (F7) | | | ePM1 55% (F7) | | | | | | ePM1 55% (F7) |
| Maximum power of the electric heater |
500 W | | | | | | | | | |
| Nominal power, fans |
2 x 83 W | | | 2 x 170 W | | | | | | 2 x 83 W |
| Type of heat exchanger |
Rotor | | | | | | | | | |
| Dimensions (width x height x depth) |
599 x 777 x 537 mm | | | 886 x 1021 x 589 mm | | | | | | 600 x 690 x 554 mm |
| Returns moisture |
Yes | | | No | | | | | | Yes |
| Control via phone application |
Yes | | | Yes | | | | | | Yes |
| Required control panel |
No | | | | | | | | | |
| Required condensate drainage connection |
No | | | | | | | | | |
| Eurovent certificate (ensures data reliability) |
Yes | | | | | | | | | |
| Heating capacity (Min./Nom./Max.) |
| 1,1/3,8/4,4 kW | 1.3/2.8/3.7 kW | | | 1,3/5,6/7,0 kW | 1.4/5.8/8.1 kW | | | |
| Cooling capacity (Min./Nom./Max.) |
| 1,4/3,5/4,3 kW | 1.3/2.5/2.8 kW | | | 1,9/5,3/6,3 kW | 1.4/5.0/5.8 kW | | | |
| SCOP |
| 4.6 | 4.11 | | | 4.1 | 4.31 | | | |
| Warranty |
| 2 years | 2 years | | | 2 years | 2 years | | | |
| Wi-Fi smart remote control |
| Yes | Yes | | | Yes | Yes | | | |
| Operating limit (Cooling) |
| -15 ~ 50 °C | -10 ~ 48 °C | | | -15 ~ 50 °C | -10 ~ 46 °C | | | |
| Operating limit (Heating) |
| -25 ~ 24 °C | -15 ~ 18* °C | | | -20 ~ 24 °C | -15 ~ 24* °C | | | |
| Refrigerant |
| R32 | R32 | | | R32 | R32 | | | |
| Pipe size (Liquid/Gas) |
| 6.35/9.52 mm | 6.35/9.5 mm | | | 6.35/12.7 mm | 6/12.7 mm | | | |
| Maximum height difference |
| 10 m | 12 m | | | 20 m | 20 m | | | |
| Maximum pipe length |
| 25 m | 20 m | | | 30 m | 30 m | | | |
| Nominal heating capacity |
| 3.8 kW | 2.8 kW | | | 5.6 kW | 5.8 kW | | | |
| Nominal cooling capacity |
| 3.5 kW | 2.5 kW | | | 5.3 kW | 5.0 kW | | | |
| SEER |
| 7.1 | | | | 7.1 | 6.50 | | | |
| Supports multiple indoor units |
| Yes | No | | | Yes | No | | | |
| Estonian language menu |
| | Yes | | | | Yes | | | |
| Without exterior unit |
| | No | | | | No | | | |
| Color |
| | | Black | | | White | | | Black |
| Indoor unit weight |
| 9.3 kg | 8 kg | | | 12.3 kg | 17 kg | | | |
| Indoor unit dimensions (width x height x depth) |
| 812x299x199 mm | 286x770x225 mm | | | 968x320x225 mm | 600x750x238 mm | | | |
| Indoor unit noise level |
| 20/21/35,5/37,5 dB(A) | 20/26/40 dB(A) | | | 20,5/32,5/36,5/41 dB(A) | 27/31/44 dB(A) | | | |
| Outdoor unit weight |
| 23.1 kg | 25.5 kg | | | 32.3 kg | 49 kg | | | |
| Outdoor unit dimensions (width x height x depth) |
| 765x555x303 mm | 556x740x343 mm | | | 805x554x330 mm | 734x954x401 mm | | | |
| Outdoor noise level |
| 56 dB(A) | 46 dB(A) | | | 57 dB(A) | 49 dB(A) | | | |
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