
Wine Guardian® TTW02B Sentinel Wine Cellar Cooling Unit (Through-the-Wall)
Wine Guardian® TTW02B Sentinel Wine Cellar Cooling Unit (Through-the-Wall) is backordered and will ship as soon as it is back in stock.
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The TTW Sentinel Series is a versatile cooling system perfect for a wide range of cellar and wine display applications. This advanced 2650 BTU unit combines smart technology with precision cooling for the discerning wine collector.
Key Features:
- 2650 BTU/h cooling capacity (0.6 kW)
- 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
- Condenser inlet accepts temperatures from 50°F (10°C) to 125°F (52°C)
- Compatible with previous wall sleeves
- Power supply: 230V 50Hz or 120V 60Hz
Advanced Sentinel Features:
- Wi-Fi controls for remote monitoring and adjustment
- No condensate drain required thanks to re-evaporation technology
- Combined thermostat and humidistat functionality
- All Classic Series features included
- Versatile system suitable for most 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:
- Installs between wall studs for versatile mounting applications
- Compatible with existing wall sleeve installations
- Simple slide-through installation process
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Through-the-Wall Collection
| Specifications | Classic Series | Sentinel Series | Defender Series |
|---|---|---|---|
| BTU Range | 1000, 2000, 4000 BTU/h | 1000, 2000, 4000 BTU/h | 1000, 2000, 4000 BTU/h |
| Power Supply | 230V 50Hz or 120V 60Hz | 230V 50Hz or 120V 60Hz | 230V 50Hz or 120V 60Hz |
| Bluetooth Controls | ✓ | ✓ | ✓ |
| Wi-Fi Controls | — | ✓ (iOS coming soon) | ✓ (iOS coming soon) |
| Humidity Sensor | — | ✓ | ✓ |
| Condensate Evaporator | Drain connection required | ✓ | ✓ |
| Controller Size | Smaller Carel controller | Larger Carel controller | Larger Carel controller |
| Ultra Quiet Package | — | — | ✓ |
| Exterior Wall Package | — | — | ✓ |
| Temperature Control Range | 50°F to 125°F ambient | 50°F to 125°F ambient | 0°F to 125°F ambient · 42°F to 75°F cellar |
| Sound Level (at 6') | Standard operation | Standard operation | 49 dB (Ultra Quiet) |
| Installation | DIY friendly | DIY friendly | DIY friendly |
| Wall Sleeve Compatibility | Previous sleeves fit | Previous sleeves fit | Previous sleeves fit |
| 1000 BTU Price | $3,039 | $4,069 | $5,099 |
| 2000 BTU Price | $4,069 | $5,099 | $6,129 |
| 4000 BTU Price | $5,099 | $6,129 | $7,159 |
- BTU Range
- 1000, 2000, 4000 BTU/h
- Power Supply
- 230V 50Hz or 120V 60Hz
- Bluetooth Controls
- ✓
- Wi-Fi Controls
- —
- Humidity Sensor
- —
- Condensate Evaporator
- Drain connection required
- Controller Size
- Smaller Carel controller
- Ultra Quiet Package
- —
- Exterior Wall Package
- —
- Temperature Control Range
- 50°F to 125°F ambient
- Sound Level (at 6')
- Standard operation
- Installation
- DIY friendly
- Wall Sleeve Compatibility
- Previous sleeves fit
- 1000 BTU Price
- $3,039
- 2000 BTU Price
- $4,069
- 4000 BTU Price
- $5,099
- BTU Range
- 1000, 2000, 4000 BTU/h
- Power Supply
- 230V 50Hz or 120V 60Hz
- Bluetooth Controls
- ✓
- Wi-Fi Controls
- ✓ (iOS coming soon)
- Humidity Sensor
- ✓
- Condensate Evaporator
- ✓
- Controller Size
- Larger Carel controller
- Ultra Quiet Package
- —
- Exterior Wall Package
- —
- Temperature Control Range
- 50°F to 125°F ambient
- Sound Level (at 6')
- Standard operation
- Installation
- DIY friendly
- Wall Sleeve Compatibility
- Previous sleeves fit
- 1000 BTU Price
- $4,069
- 2000 BTU Price
- $5,099
- 4000 BTU Price
- $6,129
- BTU Range
- 1000, 2000, 4000 BTU/h
- Power Supply
- 230V 50Hz or 120V 60Hz
- Bluetooth Controls
- ✓
- Wi-Fi Controls
- ✓ (iOS coming soon)
- Humidity Sensor
- ✓
- Condensate Evaporator
- ✓
- Controller Size
- Larger Carel controller
- Ultra Quiet Package
- ✓
- Exterior Wall Package
- ✓
- Temperature Control Range
- 0°F to 125°F ambient · 42°F to 75°F cellar
- Sound Level (at 6')
- 49 dB (Ultra Quiet)
- Installation
- DIY friendly
- Wall Sleeve Compatibility
- Previous sleeves fit
- 1000 BTU Price
- $5,099
- 2000 BTU Price
- $6,129
- 4000 BTU Price
- $7,159
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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.


