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Manufacturer DaikinAtlanticThermia
Model Altherma 3 4Alfea Extensa M DUO 6 INTERCalibra Eco 16 DUO
Heated area up to 120 m²up to 130 m²up to 350 m²
Product code EHVX04S18E6V + ERGA04EV526_942204013
Heating capacity Outdoor air +35°C/ 7°C 4.30 kW5.0 kW
Product type Air-to-water heat pumpAir-to-water heat pumpGround source heat pump
Energy efficiency class (35°/55°) A+++A+++/A++
SCOP 4.484,81/3,395.96
Warranty 2 years5 years2 years
Estonian language menu YesYesYes
Wi-Fi smart remote control YesYesYes
Operating limit (Heating) -25 ~ 35 °C-20 °C
Refrigerant R32R32R452B
Pipe size (Liquid/Gas) 6.35 + 15.9 mm
Power supply voltage 230/1/50 V/Ph/Hz230/1/50 V/Ph/Hz400 V/Ph/Hz
Protection circuit breaker 16 AC16 A13/16/25/25 A
Control and monitoring via the Internet YesYesYes
Domestic hot water boiler capacity 180 l190 lSeparate
Auxiliary heating element power 2-4-6 kW3+3 kW9 kW
Maximum heating water temperature 60 °C60 °C
Maximum pipe length 30 m
Active cooling option YesYes
COP 4.994.87
Electric auxiliary heating element 3+3 kW9 kW
Heating capacity (B0/W35) 16 kW
Energy efficiency class A+++
Passive cooling option Jah
Indoor unit
Indoor unit weight 119 kg130/340 kg176 kg
Indoor unit dimensions (width x height x depth) 595x1650x625 mm598x1750x624 mm598x1450x703 mm
Indoor unit noise level 28 dB(A)32 dB(A)32-46 dB(A)
Outdoor unit
Outdoor unit weight 58.5 kg85 kg
Outdoor unit dimensions (width x height x depth) 884x740x388 mm1095x798x518 mm
Outdoor noise level 44 dB(A)30 dB(A)
Price 7 690,00 € 6 495,00 € 6 998,00 € 6 698,00 € 10 850,00 € 10 695,00 €