Vaillant ambiSENSE VR 51 Room Thermostat 0020247923
Vaillant ambiSENSE VR 51 Room Thermostat – Part No. 0020247923
Product Overview:
The ambiSENSE VR 51 is a wireless, wall-mounted room thermostat designed to centralize temperature control in rooms that house multiple TRVs (thermostatic radiator valves). It connects to the Vaillant ambiSENSE system via the VR 920 Internet gateway, enabling room temperature monitoring and adjustment through the VRC 700 app or directly on the device.
Key Features:
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Wireless operation, communicating with TRVs and room controls via the VR 920 gateway
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Displays actual room temperature and allows manual adjustment without changing individual TRVs
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Supports up to 12 VR 51 units per system—ideal for multi-room zoning
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Integrated air-humidity sensor for enhanced climate control via the VRC 700 app
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Easy wall mounting with adhesive strips or screws; compatible with popular switch frames (Gira, Jung, Berker, etc.)
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Built-in display supports manual mode, boost heat, and operation lock
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Powered by two AAA batteries (LR03), with an estimated battery life of ~2 years
Benefits:
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Centralized control simplifies temperature management in multi-TRV rooms
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Maintains consistent comfort by showing actual room temperature and enabling direct adjustments
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Zonation capability improves energy efficiency and system flexibility
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Built-in humidity sensing and app integration offer superior climate control and automation
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Sleek design, easy install, and intuitive interface make it user-friendly for installers and homeowners alike
Applications:
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Ideal for homes with one room served by multiple radiator TRVs
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Works in conjunction with Vaillant heating systems via the VR 920 Internet gateway and VRC 700 control
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Suitable for retrofits or new installations where wireless room temperature control is desired
Conclusion:
The ambiSENSE VR 51 offers efficient, centralized room temperature control in TRV-equipped rooms. With wireless connectivity, app integration, and flexible installation options, it streamlines heating management and enhances comfort while maintaining sleek design and smart integration.