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Wine Guardian
Authorized Dealer

Wine Guardian® TTW04B Defender Wine Cellar Cooling Unit (Through-the-Wall)

Wine Guardian  |  SKU: WGTTW04BE1LCD2A0BHF
$7,159.00
Shipping calculated at checkout.

Est. Ship Date: Nov 19 - Nov 23

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100% USA Made & Tariff-Free

Proudly manufactured in America with premium quality and reliability you can trust.

TTW Universal Features

Advanced cooling technology across Classic, Sentinel, and Defender Series

Whisper-Quiet Operation

As quiet as 49 dB at 6 feet - significantly quieter than competitors. Designed to limit vibrations and operational noise that disturb the ambience of your wine space.

Fail-Safe Protections

Advanced protection systems including condensate overflow switch, loss-of-charge switch, and auto-reset high pressure switch to protect your system and cellar.

Eco-Friendly Refrigerant

Uses refrigerant with low global warming potential in compliance with U.S. environmental regulations. Only TTW to meet US regulatory standards.

For the most demanding wine cellar applications, the TTW Defender Series maintains ideal cellar conditions in the widest range of conditions. This premium 3760 BTU unit offers the ultimate in protection and performance with advanced features for serious wine collectors.

Key Features:

  • 3760 BTU/h cooling capacity (1.2 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

Payment & Security

Payment methods

  • Amazon
  • American Express
  • Apple Pay
  • Diners Club
  • Discover
  • Google Pay
  • Mastercard
  • PayPal
  • Shop Pay
  • Visa

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.

Through-the-Wall Collection

SpecificationsClassic Series Sentinel Series Defender Series
BTU Range1000, 2000, 4000 BTU/h 1000, 2000, 4000 BTU/h 1000, 2000, 4000 BTU/h
Power Supply230V 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 EvaporatorDrain connection required ✓ ✓
Controller SizeSmaller Carel controller Larger Carel controller Larger Carel controller
Ultra Quiet Package— — ✓
Exterior Wall Package— — ✓
Temperature Control Range50°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)
InstallationDIY friendly DIY friendly DIY friendly
Wall Sleeve CompatibilityPrevious 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
Classic Series
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
Sentinel Series
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
Defender Series
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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Mike and Larry

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.