1
Hydro Unit
HWS-
804H-**
HWS-
1104H-**
HWS-
1404H-**
HWS-
1104H8-**
HWS-
1404H8-**
HWS-
1604H8-**
HWS-
1104H8R-**
HWS-
1404H8R-**
HWS-
1604H8R-E
Back Up
Heater
HWS-804XWHM3-**
P
-
-
-
-
-
-
-
-
~, 3Kw
HWS-804XWHT6-**
P
-
-
-
-
-
-
-
-
3N, 6kW
HWS-804XWHT9-**
P
-
-
-
-
-
-
-
-
3N, 9kW
HWS-1404XWHM3-**
-
P
P
P
P
P
P
P
P
~, 3Kw
HWS-1404XWHT6-**
-
P
P
P
P
P
P
P
P
3N, 6kW
HWS-1404XWHT9-**
-
P
P
P
P
P
P
P
P
3N, 9kW
Outdoor Unit
Hydro Unit
HWS-1501
CSHM3-E
HWS-2101
CSHM3-E
HWS-3001
CSHM3-E
HWS-1501
CSHM3-UK
HWS-2101
CSHM3-UK
HWS-3001
CSHM3-UK
HWS-804XWHM3-**
HWS-804XWHT6-**
HWS-804XWHT9-**
HWS-1404XWHM3-**
HWS-1404XWHT6-**
HWS-1404XWHT9-**
Hot Water Cylinder
P
Estia System
Component Combinations
Outdoor unit
Hydro unit
Hot Water
Hot water
cylinder
Under floor heating
(Zone Control)
Radiator
Fan coil unit
(Heating or Cooling)
Heating or Cooling