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Designing a Wine Cellar? Let’s get it right.

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Wine Guardian Defender Through-The-Wall Wine Cooling Unit WGTTW01B

Wine Guardian  |  SKU: WGTTW01BE1LCD2A0BHF

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Description

Wine Guardian Defender WGTTW01B Through-the-Wall Wine Cellar Cooling Unit

The Wine Guardian Defender WGTTW01B is a compact through-the-wall wine cellar cooling unit designed to maintain stable temperature and humidity conditions in small wine cellars and wine display areas. With approximately 1,440 BTU/hr of cooling capacity, the system helps maintain the ideal wine storage temperature of around 55°F (13°C) while operating quietly and efficiently.

Unlike traditional air conditioners, wine cellar cooling systems are designed specifically for wine storage environments where temperature stability, humidity balance, and vibration control are critical for preserving wine quality. The Defender TTW system installs directly through an interior wall, providing a simple and effective cooling solution for residential wine collectors and small commercial wine displays.

With quiet operation, smart connectivity, and energy-efficient refrigeration technology, the WGTTW01B helps protect your wine collection while providing dependable long-term performance.

Note: This unit is intended for interior through-the-wall installation only and is not approved for exterior use

Quick Specifications

Feature Specification
Cooling Capacity 1,440 BTU/hr
Installation Type Through-the-Wall
Voltage 120V
Noise Level 47.9 dBA
Dimensions 33.8" L × 14.1" W × 15.75" H
Weight 65 lbs
Cooling Type Self-contained / Ductless
Frequency 60 Hz
Power Consumption 260 W

Best For

The Wine Guardian Defender WGTTW01B is ideal for:

  • Small residential wine cellars
  • Glass wine walls or wine displays
  • Under-stairs wine rooms
  • Wine cabinets requiring dedicated cooling
  • Retail wine displays or tasting rooms

Not Ideal For

This unit may not be suitable for:

  • Large wine cellars
  • Outdoor installations without the exterior wall package
  • Long ducted cooling runs
  • Spaces with excessive heat load or glass exposure

In these cases, larger systems such as the WGTTW02 or WGTTW04 may be required.

Key Features of the Wine Guardian Defender WGTTW01B

Efficient Cooling Performance

The Defender WGTTW01B delivers approximately 1,440 BTU/hr of cooling capacity, allowing it to maintain stable wine cellar temperatures even when surrounding room temperatures fluctuate.

Under typical operating conditions, the unit maintains wine storage temperatures near 55°F, the recommended temperature for long-term wine aging.

The system is designed to meet U.S. Department of Energy efficiency standards, helping reduce long-term operating costs.

Quiet Operation for Living Spaces

Wine cellars are often located near living areas, making quiet operation important. The Defender TTW system operates at approximately 47.9 dBA, comparable to the sound level of a quiet refrigerator.

This makes the unit suitable for installation in:

  • residential wine cellars
  • kitchen wine walls
  • dining room wine displays

Precise Temperature and Humidity Control

Wine requires consistent environmental conditions to age properly. The Defender TTW system maintains cellar temperatures between 55°F and 58°F, helping preserve wine quality.

When paired with an optional humidifier, the system can maintain 55–65% relative humidity, helping prevent corks from drying out and protecting wine labels.

Smart Monitoring and Connectivity

The Defender cooling system includes Bluetooth and NFC connectivity, allowing users to monitor and adjust system settings using compatible smart devices.

Remote monitoring makes it easier for wine collectors to ensure cellar conditions remain stable even when away from home.

Built-In Fail-Safe Protection

The Defender system includes several protective features designed to safeguard both the cooling unit and your wine collection.

These protections help prevent issues caused by:

  • temperature fluctuations
  • improper airflow
  • refrigeration system faults

Eco-Friendly Refrigerant

Wine Guardian TTW cooling systems utilize refrigerants with low global warming potential (GWP) that comply with modern environmental regulations while maintaining efficient cooling performance.

Condensate Re-Evaporation System

The system includes a condensate evaporator, allowing condensation produced by the cooling coil to be re-evaporated. This design eliminates the need for a drain line in many installations, simplifying installation and maintenance.

Optional Ultra-Quiet Package

For installations located in noise-sensitive environments, an optional Ultra Quiet Package can provide additional sound reduction.

Cooling Performance

Under typical cellar operating conditions, the WGTTW01B provides the following cooling performance:

Condition Cooling Capacity
Total Cooling Capacity 1,440 BTU/hr
Sensible Cooling Capacity 1,070 BTU/hr
Energy Efficiency Ratio Up to 5.53

Actual performance depends on several factors, including:

  • cellar insulation quality
  • vapor barrier installation
  • ambient temperature
  • glass exposure

A professional heat load calculation is recommended before selecting a cooling unit.

Installation Overview

The Wine Guardian TTW cooling unit is designed for interior through-the-wall installation.

Installation typically involves:

  1. Preparing a wall opening
  2. Installing the wall sleeve or mounting bracket
  3. Sliding the cooling unit into the wall
  4. Connecting the electrical supply

Because the system is self-contained, no refrigerant line installation is required.

Note: This unit is not approved for exterior installation unless the optional exterior wall package is used.

Technical Specifications

Specification Value
Model WGTTW01B
Cooling Capacity 1,440 BTU/hr
Voltage 120V
Phase Single Phase
Frequency 60 Hz
Power Consumption 260 W
Running Current 5.1 Amps
Noise Level 47.9 dBA
Installation Type Through-the-Wall
Cooling System Self-contained
Dimensions 33.8" L × 14.1" W × 15.75" H
Weight 65 lbs
Plug Type Type B

Manuals for Wine Guardian Defender

Compliance and Certification

Wine Guardian cooling systems conform to several international safety standards, including:

  • UL
  • CSA
  • IEC
  • Australia / New Zealand Standard 60335-2-40

Cooling capacity testing is performed according to AHRI Standard 1250.

What’s Included

The Wine Guardian Defender WGTTW01B package includes:

  • Through-the-wall cooling unit
  • Humidity sensor (thermostat / humidistat)
  • Condensate evaporator system
  • Ultra Quiet Package components
  • Exterior wall package components

Documentation included:

  • Product brochure
  • TTW series specification sheet
  • Quick start installation guide

Product Videos

How to Install a Wine Guardian Through-the-Wall Cooling Unit

Step-by-step walkthrough showing how to install a Wine Guardian TTW cooling unit.

Wine Guardian Through-the-Wall Cooling System Overview

Overview of system features, installation flexibility, and performance advantages.

Wine Guardian TTW Cooling System in Action

Demonstration of quiet operation and cooling performance in a wine cellar environment.

Payment & Security

Payment methods

  • 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.

📚 Frequently Asked Questions (FAQs)

The WGTTW01B provides approximately 1,440 BTU/hr of cooling capacity, which typically supports wine cellars of 100–300 cubic feet, depending on insulation quality, vapor barrier installation, and ambient room temperature.