The Vitosol 141-FM drinking water solar package from Viessmann uses free solar energy efficiently and economically to heat water.
The Vitosol 141‑FM is a compact solar thermal package for domestic hot water (DHW) heating, designed to deliver low energy costs, simple installation, and reliable solar performance. It combines area‑optimised flat‑plate collectors, a corrosion‑protected storage tank, and pre‑assembled solar control components into a space‑saving, ready‑to‑install solution.
This package is ideal for single‑family homes and residential projects seeking an efficient and straightforward entry into solar water heating.
Factory‑assembled pump station ensures reliable hydraulic integration and simplified installation.
Automatically manages temperature differentials, pump operation, and system safety.
Designed specifically for solar domestic hot water heating, ensuring efficient heat transfer to the storage tank.
Pre‑assembled components and clear system layout simplify commissioning, servicing, and maintenance.
| Document Name | Description | Document Type | Language | Action |
|---|---|---|---|---|
| Brochure | Vitosol 141‑FM | German | Download |
It is designed to provide solar‑assisted domestic hot water heating, reducing conventional energy consumption.
ThermProtect prevents overheating during periods of high solar radiation, improving system safety and durability.
Yes. Once installed, the integrated solar control manages operation automatically without daily user intervention.
It is ideal for homeowners who want:
Lower hot water energy costs
Compact solar technology
Easy installation
Reliable and efficient solar DHW heating
Viessmann’s Vitosol 141-FM hot water solar battery efficiently and economically uses free solar energy to heat the DHW.