Vitocal 300-G

Viessmann Light Commercial
Vitocal 300-G
Brine/Water Heat Pump

Vitocal 300-G

Viessmann Vitocal 300‑G – Ground Source Heat Pump
Premium ground source heat pump with advanced inverter-driven technology, delivering 4.3 to 10 kW and supporting both brine-to-water and water-to-water applications. Designed for exceptional efficiency, ultra-low operating costs, integrated cooling capability, and whisper-quiet operation.

Features

Advanced Inverter Technology

Output-adjusting compressor technology Automatically matches performance to actual heat demand Reduced start/stop cycles Improved efficiency under partial load conditions Higher annual performance factor

Exceptional Seasonal Efficiency

SCOP up to 5.6 (EN 14825) Extremely low operating costs High renewable energy utilization Reduced electricity consumption Excellent year-round efficiency

Flexible Heat Source Options

Supports: Brine-to-water systems Water-to-water systems This flexibility allows adaptation to site conditions and renewable energy resources available on the property.

Heating & Cooling in One System

Efficient space heating Domestic hot water production Cooling capability during summer One integrated solution for year-round comfort Cooling operation requires the optional Natural Cooling Box.

Control / Integrations

Vitotronic 200 Control Unit

Plain-text display
Graphic menu guidance
Intuitive operation
Controls:
Heating
Cooling
DHW production
Ventilation systems

Connectivity Inside

Integrated WiFi interface
Direct internet connectivity
Supports remote monitoring and service
No additional hardware required for basic connectivity

Vitoconnect (Optional)

Enables cloud connectivity
Smartphone and tablet operation
Remote diagnostics and servicing
Secure online access

ViCare App

Remote control via smartphone
Monitor operating status
Adjust temperatures and schedules
User-friendly energy management
Instant system visibility

ViGuide Platform

Professional monitoring for installers
Remote diagnostics
Faster support response
Simplified maintenance

Technical Documents

Document Name Description Document Type Language Action
Brochure PDF German Download

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