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Vitotrans 353

Viessmann Residential
Vitotrans 353
Freshwater Module

Vitotrans 353

Viessmann Vitotrans 353 – Freshwater Module
High‑performance freshwater module for instantaneous DHW heating, delivering draw‑off rates up to 68 l/min, designed for hygienic hot water preparation, compact installation, and seamless integration with modern heating systems.

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Features

  • Performance & Capacity

    Instantaneous DHW heating principle Draw‑off rate up to 68 l/min (depending on model) Fresh hot water available at all times No DHW storage required

  • Hygienic Hot Water Preparation

    Instantaneous heating eliminates stagnant water Reduces risk of bacterial growth Ideal for applications with high hygiene requirements

  • Installation Flexibility

    Suitable for wall mounting or cylinder mounting Pre‑installed module simplifies installation Control unit and high‑efficiency circulation pump are factory‑integrated and pre‑connected Quick and straightforward installation

  • Compact Design

    Space‑saving construction Easy integration into existing heating systems Optimized for use with heating water buffer cylinders

  • Cascade Capability

    Multiple modules can be connected in cascade No additional external control unit required Supported cascade types: PBMA PBMA‑S PBLA PBLA‑S Ideal for higher hot water demand applications

  • Low‑Temperature System Compatibility

    Low flow temperature requirement Perfectly suited for: Low‑temperature heating systems Solar thermal systems Supports energy‑efficient system design

Technical Documents

Document Name Description Document Type Language Action
Datasheet - Vitotrans 353 PDF Russian Download
KPR Vitotrans-353 PDF German Download

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