
Wine Guardian® TTW02B Defender Wine Cellar Cooling Unit (Through-the-Wall)
Wine Guardian® TTW02B Defender Wine Cellar Cooling Unit (Through-the-Wall) is backordered and will ship as soon as it is back in stock.
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For the most demanding wine cellar applications, the TTW Defender Series maintains ideal cellar conditions in the widest range of conditions. This premium 2650 BTU unit offers the ultimate in protection and performance with advanced features for serious wine collectors.
Key Features:
- 2650 BTU/h cooling capacity (0.3 kW)
- Ultra-quiet operation with sound reduction grille (49 dB at 6 feet)
- Smartphone controllable from any location via Wi-Fi (iOS coming soon)
- Bluetooth connectivity included
- Eco-friendly R513A refrigerant with low global warming potential
- Integrated humidity sensor and humidistat for optional humidifier connection
- Condensate re-evaporation system - no drain connection required
- Larger Carel controller for advanced functionality
- Expanded temperature control range: 42°F to 75°F cellar control
- Condenser inlet accepts extreme temperatures from 0°F (-18°C) to 125°F (52°C)
- Exterior wall package with weather-resistant components
- Compatible with previous wall sleeves
- Power supply: 230V 50Hz or 120V 60Hz
Premium Defender Features:
- Ultra Quiet Package with additional sound reduction materials
- Exterior Wall Package: exterior grille, coated condenser coil, electric heater
- Rated for exterior conditions and extreme climate protection
- Expanded temperature control range for serving temperatures
- All Sentinel and Classic Series features included
- Upgraded features for the most demanding applications
Universal TTW Benefits:
- Whisper-quiet operation designed to limit vibrations and noise
- Fail-safe protections: condensate overflow switch, loss-of-charge switch, auto-reset high pressure switch
- Easy DIY installation - no licensed contractor required
- USA-designed and assembled quality
- Advanced control features with three control modes (User, Service, OEM)
- Energy efficient design meets US DOE efficiency standards
- Only TTW to meet US regulatory standards
Installation & Compatibility:
- Suitable for both interior and exterior wall installations
- Compatible with existing wall sleeve installations
- Simple slide-through installation process
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Wine Guardian: Precision Climate for Cellars Since 1998
Founded in 1998 by Air Innovations engineers Larry and Mike Wetzel, Wine Guardian turns cellar know-how into commercial-grade climate control. Ducted, split, and through-the-wall systems, plus humidifiers, hold precise temperature and humidity, quietly and reliably, for cellars from compact rooms to showcase walls.






