Combi and Multifunction Tanks for heat pumps
Storage solutions for heating and domestic hot water
alpha innotec combination and multifunction tanks combine functions for heating and domestic hot water in one system. Depending on the model, they can be integrated with heat pumps, solar thermal systems or solid fuel boilers.
The WWTPS 500 combination storage tank combines buffer storage with the instantaneous water heater principle. It features vapour diffusion-tight insulation and front-facing connections for installation and integration.
The MFS multifunction tanks are available in different sizes and can be used with heat pumps, PV systems, solar thermal systems or water-bearing fireplaces, depending on the system design.

Multifunctional Storage Tanks MFS
Flexible integration for different heating systems
The MFS series is available in different storage sizes and offers connection options for heating and domestic hot water.
Depending on the system configuration, the tanks can be combined with heat pumps, PV systems, solar thermal systems or water-bearing fireplaces.
Type | Article No. | Volume | Dimensions (Ø x H in mm) | Weight in kg |
|---|---|---|---|---|
MFS 600 S | 15028001 | 600 l | 800 x 1930 | Tilt height 1900 | 140 |
MFS 830S | 15028101 | 830 l | 990 x 1985 | Tilt height 1990 | 200 |
MFS 1000 S | 15039901 | 930 l | 990 x 2140 | Tilt height 2090 | 230 |

Combination Storage Tank WWTPS
Compact solution for heating and domestic hot water
The WWTPS combination storage tank from alpha innotec combines a 500-litre storage tank with the instantaneous water heater principle.
It is designed for use with heat pumps up to a flow rate of 4 m³/h.
The tank is made of a plastic composite material with aluminium diffusion protection. All connections are located at the front, supporting flexible placement and installation.

A pre-installed circulation lance and EPS rigid foam insulation shells are included.
Type | Article No. | Volume | Dimensions (Ø x H in mm) | Weight in kg |
|---|---|---|---|---|
WWTPS 500 | 15220801 | 500 l | 790 x 1970 | Tilt Height 2070 | 77 |







