The Viessmann Heating Connection Set with High‑Efficiency Circulation Pump is a heavy‑duty hydraulic connection kit designed specifically for the Vitodens 200‑W 120kW and 150kW commercial boiler models. Engineered to support the high flow rates and increased thermal demands of large‑scale heating systems, this comprehensive connection set provides all essential components required to link the boiler to the heating circuit safely and efficiently.

Equipped with a high‑efficiency circulation pump, the kit ensures superior flow stability, reduced electrical consumption, and optimised boiler modulation—crucial for commercial and multi‑residential applications with continuous heating requirements. Built from durable, system‑rated materials, this connection set is designed to deliver long‑term reliability under demanding operating conditions.

Ideal for plant rooms, commercial buildings, district heating systems, and large residential complexes, the 120–150kW Heating Connection Set ensures a tidy, professional installation with guaranteed compatibility for Viessmann’s high‑output condensing boilers.

• Complete hydraulic connection kit
  Provides all essential components required to connect the 200‑W 120/150kW boiler to the heating system.

• Includes high‑efficiency circulation pump
  Offers excellent flow performance, reduced energy consumption, and enhanced boiler modulation.

• Engineered for high‑capacity Viessmann boilers
  Designed specifically for Vitodens 200‑W 120kW and 150kW commercial models.

• Ideal for large‑scale installations
  Suitable for commercial buildings, plant rooms, district heating, and large multi‑residential systems.

• Durable, commercial‑grade construction
  Built to withstand continuous operation, high temperatures and demanding hydraulic loads.

• Installer‑friendly design
  Simplifies installation while ensuring a clean, professional pipe layout.

• Supports system efficiency and stability
  Helps maintain consistent flow rates and maximises heating system performance.

• Application:
  Heating circuit connection for Viessmann Vitodens 200‑W 120kW & 150kW boilers

• Included Components:

  • High‑efficiency circulation pump

  • Model‑specific hydraulic connectors & fittings

  • Pipework components, seals, and mounting elements required for complete integration

• Compatible Boiler Models:

  • Viessmann Vitodens 200‑W 120kW

  • Viessmann Vitodens 200‑W 150kW

• Function:
  Provides the primary hydraulic link between boiler and heating system

• Construction:
  Premium, corrosion‑resistant system components designed for heavy‑duty commercial use

• Application Areas:

  • Commercial properties

  • Multi‑dwelling units

  • Plant rooms / centralised heating systems

  • Large residential complexes