Wine Guardian D050 Wine Cooling System
Wine Guardian D050 Wine Cooling System - Base Model is backordered and will ship as soon as it is back in stock.
Wine Guardian D050 Wine Cooling System - Base Model is backordered and will ship as soon as it is back in stock.
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Description
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.

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.

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 |
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
- Sentinel Series Ducted Product Brochure
- Ducted Manual (English)
- Sentinel Series Ducted Specifications Sheet
- Sentinel Series Ducted Quick Start Installation Guide (Multi-Language)
- Sentinel Series Ducted Warranty
- Sentinel Series Ducted CAD Drawing (PDF)
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.

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
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📚 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.
Yes. The D050 is a fully ducted wine cellar cooling system, meaning supply and return air must be delivered through insulated ductwork connected to the wine cellar.
The system is typically installed in a mechanical room, utility space, attic, or equipment room near the wine cellar. The unit connects to the cellar using insulated supply and return ducts.
Yes. The system maintains cellar humidity levels around 55–65% relative humidity. An optional humidifier can be installed if additional humidity control is required.
Yes. Wine Guardian recommends installation by a qualified HVAC-R technician to ensure proper ducting, electrical connection, airflow balance, and drainage.
Most wine cellars are maintained at approximately 55°F, which allows wine to age properly while preventing temperature fluctuations that could damage the wine."]

