Compact gas heating with reliable hot water comfort
The Vitopend 100‑W is a robust wall‑mounted gas boiler delivering dependable heating and instant domestic hot water, offering stable performance, space‑saving installation, and simple operation for residential applications.
The Vitopend 100‑W is a wall‑mounted gas hot water boiler available in single‑circuit and combined (combi) versions, designed to provide reliable space heating and high domestic hot water comfort. In the combined version, domestic hot water is produced via an integrated plate heat exchanger, eliminating the need for a separate storage tank and saving valuable installation space.
With outputs from 12.0 to 34.0 kW (including the 24 kW A1HB001 variant), the Vitopend 100‑W ensures stable performance even under fluctuating gas pressures (13–25 mbar) and wide mains voltage variations (170–253 V). Its robust construction, integrated diagnostics, and straightforward commissioning make it a dependable solution for residential heating.
Includes:
Circulation pump
3‑way diverter valve
Safety valve
Diaphragm expansion tank
Combi version: integrated plate heat exchanger for DHW
Single‑circuit version: connections for an external storage water heater
Built‑in timer enables time‑dependent heating operation.
Integrated monitoring of system pressure and operating status with fault indication.
The combi version produces domestic hot water instantly via a plate heat exchanger, while the single‑circuit version requires an external DHW tank.
No, not in the combi version. Hot water is generated on demand.
Yes. It operates reliably with gas pressures from 13 to 25 mbar and mains voltages from 170 to 253 V.
It is ideal for users seeking:
Compact wall‑mounted gas heating
Reliable hot water comfort
Simple operation
Stable performance under variable conditions