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

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Wine Guardian D050 Wine Cooling System

Wine Guardian  |  SKU: 99H0251-20

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Regular price $7,395.00 USD
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Description

Wine Guardian D050 Ducted Wine Cellar Cooling System

Sentinel Series Wine Cellar Cooling Unit

The Wine Guardian D050 Sentinel Series is a self-contained ducted wine cellar cooling system designed for wine cellars between 650 and 3,000 cubic feet. With cooling capacity up to 6,320 BTU/h, the system maintains stable wine storage conditions while keeping the mechanical equipment outside the wine room.

Unlike conventional air conditioners, the D050 is engineered specifically for wine storage environments. It maintains the stable 55°F cellar temperature and balanced humidity levels required for proper wine aging while minimizing temperature fluctuations that can damage wine.

Because the system is fully ducted, the cooling unit is installed remotely—typically in a mechanical room, attic, or equipment space—and connected to the cellar through insulated ductwork. This allows the wine room itself to remain quiet and visually clean without visible mechanical equipment.

The D050 is part of Wine Guardian’s Sentinel Series, designed for precise climate control, durable construction, and accessible servicing by HVAC technicians.

If you're designing a smaller cellar or need a compact alternative, the D025 Wine Cellar Cooling System offers a space-saving solution. For larger or more advanced setups, consider the D088 Ducted Wine Cooling System or the D200 Ducted Wine Cellar Cooling System for expanded performance and cooling coverage.

Wine Guardian D050 Wine Cooling System | Wine Cellar Authority

Recommended Cellar Size

The Wine Guardian D050 is typically recommended for:

Specification Value
Recommended cellar volume 650 – 3,000 cubic feet
Maximum cooling capacity 6,320 BTU/h
System type Self-contained ducted cooling system
Typical applications Residential and commercial wine cellars

Actual cooling requirements depend on factors such as:

  • insulation quality
  • vapor barrier installation
  • glass walls or doors
  • lighting heat load
  • ambient room temperature

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

Wine Guardian D050 Cooling System

Key Features and Benefits

Fully Ducted Installation

The D050 is a ducted wine cellar cooling system, meaning conditioned air is delivered through insulated ductwork. This allows the equipment to be installed outside the cellar, reducing noise and preserving the cellar’s design.

Stable Wine Storage Environment

Wine ages best in a stable environment. The D050 is engineered to maintain:

  • Temperature: typically 55°F
  • Humidity: approximately 55–65% relative humidity

These conditions help prevent cork drying, oxidation, and premature aging.

Wireless2Base™ Digital Controller

The system includes Wine Guardian’s Wireless2Base™ digital controller, allowing easy adjustment and monitoring of temperature and humidity. Optional remote sensors can be added for large or complex wine rooms.

Quiet Operation

Because the cooling unit is installed outside the wine cellar and connected via ductwork, noise inside the cellar is minimized.

Durable Construction

The D050 uses an aluminum chassis with UL-rated composite panels designed to resist corrosion and maintain performance in wine cellar environments.

Optional Electric Heat

An optional electric heating module helps maintain stable cellar temperatures in cold climates or unconditioned installation spaces.

Serviceable Design

Sentinel Series units are designed so technicians can access service components easily, simplifying maintenance and reducing long-term operating costs.

What’s Included

The standard Wine Guardian D050 package includes:

  • Wine Guardian D050 ducted cooling unit
  • Wireless2Base™ digital controller
  • Supply and return duct collars
  • Condensate drain connection
  • Installation and user manual

Optional accessories can be added depending on cellar design and climate requirements.

Optional Accessories

Integrated Humidifier

Helps maintain proper humidity levels to protect cork integrity and reduce evaporation.

Extreme Climate Protection Kit

Designed for installations where ambient temperatures may be unusually hot or cold.

Additional Remote Sensors

Provide improved temperature monitoring for large wine rooms or multi-zone installations.

Extended Temperature Control Bundle

Allows wider operating temperature ranges for specialized wine storage environments.

Technical Specifications

Cooling Performance

Condenser Inlet Temperature Total Cooling Capacity Sensible Cooling Capacity
60°F 6920 BTU/h 4920 BTU/h
70°F 6570 BTU/h 4740 BTU/h
80°F 6320 BTU/h 4510 BTU/h
90°F 5860 BTU/h 4230 BTU/h
110°F 4865 BTU/h 3820 BTU/h
120°F 4585 BTU/h 3590 BTU/h

Cooling capacity ratings assume:

  • entering air temperature of 57°F
  • 55% relative humidity
  • rated airflow conditions

Airflow

Specification Value
Fan motor size 100 watts
Rated airflow (free blow) 390 CFM
Rated airflow @ static pressure 320 CFM @ 0.20" wc

Electrical Requirements

Specification Value
Voltage 115V
Phase Single phase
Frequency 60 Hz
Cooling current draw 11.3 amps
Heating current draw 9.6 amps
Minimum circuit (heat / no heat) 11.8 / 13.7 amps

Optional Heating

Specification Value
Heater type Electric
Heating capacity 1000 W / 3400 BTU

Optional Humidifier

Water Temperature Humidification Capacity
60°F 0.42 lb/hr
90°F 0.97 lb/hr
100°F 1.11 lb/hr
Type: removable drip pad with integrated fan.

Cabinet and Dimensions

Specification Value
Construction Aluminum chassis with UL-rated composite panels
Finish Gray epoxy powder coat
Weight 125 lbs
Width 41.5 in
Depth 22.4 in
Height 18.85 in

Installation Requirements 

Specification Value
Condensate drain connection 0.5 in ID
Minimum duct size 10 in
Certification UL 1995 / CSA C22.2

Cooling capacity decreases approximately 3% for every 10% reduction in evaporator airflow.

Brochures & Manuals

Why Choose Wine Guardian Cooling Systems

Wine Guardian is one of the most widely used manufacturers of wine cellar cooling equipment. Their systems are commonly installed in:

  • luxury residential wine cellars
  • restaurants and hospitality venues
  • commercial wine storage facilities
  • architectural wine wall installations

Sentinel Series cooling systems are designed to provide reliable climate control, serviceable maintenance access, and precise temperature management for long-term wine storage.

Wine Guardian ducted system installed outside the cellar for a clean, equipment-free wine room | Wine Cellar Authority


Installation and Professional Setup

The Wine Guardian D050 should be installed by a qualified HVAC-R technician familiar with wine cellar climate systems.

Proper installation ensures:

  • correct duct sizing
  • proper condenser ventilation
  • accurate drainage setup
  • balanced airflow within the cellar

Professional installation helps ensure the system maintains stable wine storage conditions and operates efficiently over time.

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 D050 is designed for wine cellars between 650 and 3,000 cubic feet, depending on insulation, glass exposure, and ambient temperature. A heat load calculation should always be performed before selecting a cooling unit.