| Product code |
203646 | 204594 | Airobot-V8-ERV-B | 086L6199 | 526_653 | Flexit Nordic S4 | 527364 |
| Heating capacity (B0/W35) |
8 kW | 7.35 kW | | 12 kW | | | |
| Product type |
Ground source heat pump | Ground source heat pump | | Ground source heat pump | Air-to-water heat pump | Ventilation unit | Air-to-water heat pump |
| Energy efficiency class |
A+++ | A+++ | A | A+++ | | A | |
| SCOP |
5.87 | 5.10 | | 5.86 | 4,12/3,33 | | 4.61 |
| Warranty |
2 years | 2 years | | 2 years | 5 years | | 5 years |
| Estonian language menu |
Yes | Yes | | Yes | Yes | | |
| Wi-Fi smart remote control |
Yes | No | | Yes | Yes | | Yes |
| Refrigerant |
R452B | R452B | | R410A | R410A | | R32 |
| Power supply voltage |
400 V/Ph/Hz | 400 V/Ph/Hz | 220-240/1/50 V/Ph/Hz | 400 V/Ph/Hz | 400/3/50 V/Ph/Hz | 230 V/Ph/Hz | 230/1/50 V/Ph/Hz |
| Protection circuit breaker |
13/13/13/16 A | 20 A | 10 A | 10/16/20/25 A | C20 A | 10 A | 16 A |
| Active cooling option |
Yes | Yes | | Yes | Yes | | |
| COP |
4.6 | 4.62 | | 4.75 | 4,15 | | |
| Control and monitoring via the Internet |
Yes | Yes | | Yes | No | | Yes |
| Electric auxiliary heating element |
6 kW | 9 kW | | 9 kW | 3+3+3 kW | | 3 kW |
| Domestic hot water boiler capacity |
Separate | 184 l | | | Separate | | 150 l |
| Auxiliary heating element power |
6 kW | | | 9 kW | 3+3+3/9 kW | | |
| Passive cooling option |
Jah | Jah | | Jah | | | |
| Power consumption |
| 1.59 kW | | | | | |
| Color |
| | Black | | | | |
| Maximum air flow rate (100Pa) |
| | 208 l/s or 750 m3/h | | | 130 l/s or 468 m3/h | |
| Approximate size of ventilated surface |
| | 350 m² | | | 240 m² | |
| Air duct connection |
| | Ø 200 mm | | | Ø 160 mm | |
| Filters |
| | ePM1 55% (F7) | | | 2 pieces ePM1 55% (F7) | |
| Nominal power, fans |
| | 2 x 170 W | | | 2 x 115 W | |
| Dimensions (width x height x depth) |
| | 886 x 1021 x 589 mm | | | 753 x 727 x 610 mm | |
| Returns moisture |
| | Yes | | | Yes | |
| Control via phone application |
| | Yes | | | Yes | |
| Heating capacity Outdoor air +35°C/ 7°C |
| | | | 17.00 kW | | 4.6 kW |
| Energy efficiency class (35°/55°) |
| | | | A++/A+ | | A+++/A++ |
| Operating limit (Heating) |
| | | | -25 °C | | -20 ~ 35 °C |
| Pipe size (Liquid/Gas) |
| | | | 9,52/15,88 mm | | 6.35/12.7 mm |
| Maximum pipe length |
| | | | 20 m | | 30 m |
| Maximum heating water temperature |
| | | | 60 °C | | 55 °C |
| Maximum power of the electric heater |
| | | | | 800 W | |
| Type of heat exchanger |
| | | | | Rotor | |
| Required control panel |
| | | | | No | |
| Required condensate drainage connection |
| | | | | No | |
| Eurovent certificate (ensures data reliability) |
| | | | | Yes | |
| Indoor unit weight |
150 kg | 165 kg | | 137 kg | 53/75 kg | | 101/253 kg |
| Indoor unit dimensions (width x height x depth) |
598x1450x703 mm | 598x1863x703 mm | | 598 x 1450 x 703 mm | 448x847x482 mm | | 568x1474x616 mm |
| Indoor unit noise level |
30-42 dB(A) | 42 dB(A) | | 31-45 dB(A) | 37 dB(A) | | 32 dB(A) |
| Outdoor unit weight |
| | | | 138 kg | | 39 kg |
| Outdoor unit dimensions (width x height x depth) |
| | | | 1080x1428x516 mm | | 799x632x290 mm |
| Outdoor noise level |
| | | | 45 dB(A) | | 35 dB(A) |
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