| Product code |
086L6188 | 203646 | Flexit Nordic S4 |
| Heating capacity (B0/W35) |
18 kW | 8 kW | |
| Product type |
Ground source heat pump | Ground source heat pump | Ventilation unit |
| Energy efficiency class |
A+++ | A+++ | A |
| SCOP |
6.15 | 5.87 | |
| Warranty |
2 years | 2 years | |
| Estonian language menu |
Yes | Yes | |
| Wi-Fi smart remote control |
Yes | Yes | |
| Refrigerant |
R410A | R452B | |
| Power supply voltage |
400 V/Ph/Hz | 400 V/Ph/Hz | 230 V/Ph/Hz |
| Protection circuit breaker |
13/20/25/32 A | 13/13/13/16 A | 10 A |
| Active cooling option |
Yes | Yes | |
| COP |
4.98 | 4.6 | |
| Control and monitoring via the Internet |
Yes | Yes | |
| Electric auxiliary heating element |
9 kW | 6 kW | |
| Domestic hot water boiler capacity |
184 l | Separate | |
| Auxiliary heating element power |
9 kW | 6 kW | |
| Passive cooling option |
Jah | Jah | |
| Maximum air flow rate (100Pa) |
| | 130 l/s or 468 m3/h |
| Approximate size of ventilated surface |
| | 240 m² |
| Air duct connection |
| | Ø 160 mm |
| Filters |
| | 2 pieces ePM1 55% (F7) |
| Maximum power of the electric heater |
| | 800 W |
| Nominal power, fans |
| | 2 x 115 W |
| Type of heat exchanger |
| | Rotor |
| Dimensions (width x height x depth) |
| | 753 x 727 x 610 mm |
| Returns moisture |
| | Yes |
| Control via phone application |
| | Yes |
| Required control panel |
| | No |
| Required condensate drainage connection |
| | No |
| Eurovent certificate (ensures data reliability) |
| | Yes |
| Indoor unit weight |
187 kg | 150 kg | |
| Indoor unit dimensions (width x height x depth) |
1863 x 598 x 703 mm | 598x1450x703 mm | |
| Indoor unit noise level |
32-45 dB(A) | 30-42 dB(A) | |
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