Wine Guardian D025WC Water Cooled Wine Cooling Unit
Wine Guardian D025WC Water Cooled Wine Cooling Unit - Standard Cooling Unit is backordered and will ship as soon as it is back in stock.
Wine Guardian D025WC Water Cooled Wine Cooling Unit
Cooling Unit Options: Standard Cooling Unit
Wine Guardian D025WC Water Cooled Wine Cooling Unit
Wine Guardian D025WC Water Cooled Wine Cooling Unit - Standard Cooling Unit is backordered and will ship as soon as it is back in stock.
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Wine Guardian Sentinel Series
Wine Guardian D025WC Water-Cooled Wine Cellar Cooling System
The Wine Guardian D025WC is a water-cooled ducted wine cellar cooling system designed for wine rooms between approximately 250 and 2,000 cubic feet. Instead of rejecting condenser heat into the surrounding air, the system transfers heat into a circulating water supply.
This configuration makes the D025WC especially useful for projects where conventional condenser-air ventilation is difficult or unavailable, including condos, apartments, high-rise buildings, restaurants, mechanical spaces, and luxury residential wine rooms.
As part of the Wine Guardian Sentinel Series, the D025WC combines remote ducted installation, water-based heat rejection, precise climate control, and flexible accessory options for residential and commercial wine-storage applications.
Wine Guardian D025WC: Quick Decision Summary
Choose the D025WC when a small-to-medium wine cellar requires a fully ducted cooling system but the project cannot conveniently exhaust hot condenser air. The water-cooled condenser allows heat to be transferred into a building water loop, geothermal system, cooling tower, lake-water system, or other compatible circulating-water source.
| Best For |
Condos, high-rise buildings, luxury residential cellars, restaurants, commercial wine rooms, and projects where condenser-air ventilation is impractical. |
|---|---|
| System Type |
Self-contained water-cooled ducted wine cellar cooling system. |
| Recommended Cellar Volume |
Approximately 250ā2,000 cubic feet according to the supplied product information. Final sizing should be based on a heat-load calculation. |
| Water Requirement |
A continuous compatible condenser-water supply is required. Published water usage is 0.50 GPM. |
| Professional Installation |
Required. Water connections, ductwork, condensate drainage, electrical service, controls, and commissioning must be completed correctly. |
Things to Know Before Ordering
- The D025WC is intended for wine cellars up to approximately 2,000 cubic feet.
- It requires a continuous compatible water supply.
- Published condenser-water usage is 0.50 GPM.
- The condenser-water operating range listed in the supplied content is 45°Fā85°F.
- Minimum duct size is 8 inches.
- Rated airflow is 245 CFM.
- The system requires 115V / single-phase / 60 Hz electrical service.
- A dedicated electrical circuit is recommended.
- A condensate drain connection is required.
- Optional electric heat, humidification, sensors, controls, duct kits, and grilles are available.
- A professional heat-load calculation should be completed before purchase.
For larger water-cooled installations, compare the D050WC Ducted Water-Cooled System, D088WC, and D200WC Water-Cooled Ducted System.
Key Features of the Wine Guardian D025WC
Water-Cooled Condenser
The D025WC transfers condenser heat into circulating water rather than exhausting hot condenser air into an adjacent room or outdoor environment.
This allows the equipment to be used in projects where conventional air-cooled heat rejection would be difficult, impractical, or incompatible with the building layout.
Fully Ducted Installation
The D025WC is designed for remote ducted installation so the equipment can be located outside the wine cellar in a mechanical room, utility area, basement, or other suitable location.
Supply and return air are routed through ductwork, helping keep the main equipment out of the finished wine room.
Quiet Wine Cellar Operation
Because the cooling equipment is remotely installed and condenser heat is rejected through water rather than large condenser-air movement, the D025WC is suited to wine rooms where low operating noise is an important project requirement.
Precision Climate Control
The supplied product content identifies temperature accuracy of ±1°F and humidity accuracy of ±10% relative humidity.
Proper system sizing, cellar construction, airflow, water conditions, and commissioning are required for stable performance.
Wireless2Base⢠Digital Controller
The supplied page identifies Wine Guardian's Wireless2Base⢠control system for monitoring and adjustment of wine-cellar conditions.
The control platform supports wine-storage and serving-temperature applications according to the selected configuration.
Optional Electric Heat
A factory-installed electric heater is available for installations where the cellar may require supplemental heating during cold ambient conditions.
Optional Humidification
An integrated humidifier option is available for projects requiring active humidity management.
Durable Cabinet Construction
The D025WC uses an aluminum chassis with UL-rated composite panels and a gray epoxy powder-coated finish.
Service-Friendly Multi-Panel Cabinet
The Sentinel Series multi-panel cabinet design provides multiple access points intended to support service and maintenance.
Who Is the Wine Guardian D025WC Best For?
Condos and High-Rise Buildings
The D025WC is particularly useful where rejecting hot condenser air through an exterior wall, roof, or adjacent room is difficult.
Homes Without Suitable Condenser-Air Ventilation
Residential wine-cellar projects can use the water-cooled configuration when a compatible water loop is available but conventional condenser-air exhaust is not practical.
Mechanical Rooms With Cooling-Tower Water
The supplied content identifies cooling towers as a compatible water-source application.
Geothermal Systems
Geothermal water loops are also listed among the possible condenser-water sources for compatible installations.
Lake-Water Systems
The source content identifies lake-water systems as another possible application when water conditions and system design meet the equipment requirements.
Closed-Loop Water Systems
The D025WC can be considered where a suitable closed-loop circulating-water system is available for condenser heat rejection.
Quiet Custom Wine Cellars
Remote ducted installation helps keep the equipment itself outside the main wine-storage space.
When the D025WC Is Not the Right Choice
- Do not select the D025WC if a continuous compatible water supply is unavailable.
- Do not use it where building plumbing cannot accommodate the condenser-water connections.
- Consider operating water costs before choosing a water-cooled system.
- Do not select it solely because it is quieter if a simpler air-cooled system is sufficient.
- Do not use the D025WC when the calculated cooling load exceeds its available capacity.
- Consider a larger water-cooled model when the project requires substantially more cooling capacity.
D025WC Water-Cooled System Compared With an Air-Cooled Ducted System
| Decision Factor | D025WC Water-Cooled | Air-Cooled Ducted System |
|---|---|---|
| Heat rejection | Transfers condenser heat into circulating water | Rejects condenser heat into an air stream |
| Water connection | Required | Not normally required for condenser heat rejection |
| Hot-air exhaust | Not required for condenser heat rejection | Requires a suitable destination for warm condenser air |
| Installation environment | Useful for high-rises, condos, water-loop buildings, and restricted ventilation locations | Useful where suitable condenser-air ventilation is available |
| Primary infrastructure requirement | Compatible circulating-water source | Suitable condenser-air intake and exhaust path |
| Best use case | Projects where water-based heat rejection solves ventilation limitations | Projects where conventional air heat rejection is practical |
Choose the Heat-Rejection Method First
The main decision between water-cooled and air-cooled equipment is not simply cooling capacity. Confirm whether the building can reliably provide condenser water or safely reject warm condenser air before selecting the system type.
How the D025WC Water-Cooled Cooling System Works
1. Warm Cellar Air Returns Through the Duct System
The remotely installed D025WC receives warm return air from the wine cellar through the return-air duct system.
2. The Evaporator Removes Heat
The refrigeration circuit absorbs heat from the cellar air and cools the air before it is returned to the wine room.
3. Conditioned Air Returns to the Cellar
The system distributes conditioned air through ductwork back into the wine-storage environment.
4. Condenser Heat Transfers Into Water
Instead of using a conventional air-cooled condenser section, the D025WC transfers refrigeration-system heat into the connected circulating-water supply.
5. The Water Loop Carries Heat Away
The building or project water system transports the rejected heat away from the wine-cellar cooling equipment.
Water Quality and Water-System Design Matter
The supplied product page identifies operating requirements for water flow, pressure drop, connection size, and condenser-water temperature. The building water system must be compatible with those requirements.

Cooling Performance and Cellar Sizing
The supplied product information positions the D025WC for wine rooms between approximately 250 and 2,000 cubic feet. This range is general sizing guidance and should not replace a project-specific heat-load calculation.
Published Cooling Capacity
| Condenser Temperature | Total Cooling Capacity | Sensible Cooling Capacity |
|---|---|---|
| 60°F | 4,520 BTU/h | 3,050 BTU/h |
| 70°F | 4,300 BTU/h | 2,915 BTU/h |
| 80°F | 3,760 BTU/h | 2,715 BTU/h |
| 90°F | 3,540 BTU/h | 2,580 BTU/h |
| 110°F | 3,260 BTU/h | 2,400 BTU/h |
| 120°F | 3,000 BTU/h | 2,260 BTU/h |
Cooling ratings in the supplied product content are based on cellar conditions of approximately 57°F and 55% relative humidity at rated airflow.
Cooling Capacity Changes With Operating Conditions
The published table shows that total and sensible capacity vary with condenser conditions. Do not treat the maximum published capacity as the available output under every installation condition.
Do Not Size the D025WC by Cubic Feet Alone
Insulation, vapor-barrier quality, glass area, ambient conditions, lighting, air leakage, door openings, duct resistance, and other construction factors affect the actual heat load.
Sizing Recommendation
Complete a heat-load calculation before ordering the D025WC. Use the 250ā2,000 cubic-foot range as preliminary guidance only.

Water-Cooled Condenser Requirements
The defining installation requirement of the D025WC is a compatible water circuit capable of carrying away condenser heat.
| Published Water Usage | 0.50 GPM |
|---|---|
| Pressure Drop | 0.20 PSI |
| Pipe Connection | ½-inch O.D. |
| Condenser Water Temperature | 45°Fā85°F |
Compatible Water-Source Examples
The supplied content identifies the following possible water-source applications:
- Cooling towers
- Geothermal systems
- Lake-water systems
- Closed-loop water circulation systems
Confirm the Water System Before Ordering
Do not select the D025WC until the building water source, flow capability, operating temperature, pressure conditions, connection requirements, and long-term availability have been confirmed for the project.
Installation Requirements and Planning Considerations
Qualified HVAC Installation Is Required
The D025WC should be installed by a qualified HVAC professional. Correct system operation depends on proper ductwork, water connections, drainage, electrical service, controls, airflow, and commissioning.
Circulating Water Supply
The condenser must be connected to a compatible circulating-water source capable of meeting the stated operating requirements.
Minimum 8-Inch Ductwork
The supplied specifications identify 8 inches as the minimum duct size. Proper duct sizing and routing are important to maintain airflow and cooling performance.
Condensate Drainage
The D025WC includes a ½-inch condensate drain connection. The drain line must be routed correctly and tested during installation.
Dedicated Electrical Circuit
The source page recommends a dedicated 115V electrical circuit.
Cellar Construction
As with other wine-cellar cooling systems, the room must be appropriately insulated and sealed for refrigerated wine storage. Poor construction can increase cooling demand beyond the selected system capacity.
Heat-Load Calculation
A professional heat-load calculation should be performed before selecting the equipment.
Installation Warning
Do not proceed with equipment selection until the water supply, duct routing, condensate drainage, electrical service, equipment location, service access, and cellar construction have been coordinated.

Technical Specifications
System Overview
| Brand | Wine Guardian |
|---|---|
| Model | D025WC |
| Series | Sentinel Series |
| System Type | Water-Cooled Ducted Wine Cellar Cooling System |
| Recommended Cellar Volume | Approximately 250ā2,000 cubic feet |
| Cooling Capacity | 3,000ā4,520 BTU/h |
| Refrigerant | R134a |
| Temperature Accuracy | ±1°F |
| Humidity Accuracy | ±10% RH |
| Professional Installation | Required |
Airflow Specifications
| Fan Motor Size | 75 Watts |
|---|---|
| Rated Airflow | 245 CFM |
| Airflow at Pressure Loss | 200 CFM @ 0.10" WC |
| Minimum Duct Size | 8 inches |
Water-Cooled Condenser Specifications
| Water Usage | 0.50 GPM |
|---|---|
| Pressure Drop | 0.20 PSI |
| Pipe Connection | ½-inch O.D. |
| Published Water Temperature Range | 45°Fā85°F |
Electrical Requirements
| Voltage | 115V |
|---|---|
| Phase | Single Phase |
| Frequency | 60 Hz |
| Cooling Mode Current | 7.1 Amps |
| Heating Mode Current | 9.4 Amps |
| Minimum Circuit Amps | 11.6 |
Physical Specifications
| Width | 33.45 inches |
|---|---|
| Depth | 16.6 inches |
| Height | 15.56 inches |
| Weight | 78 lb |
| Cabinet Construction | Aluminum chassis with UL-rated composite panels |
| Finish | Gray epoxy powder coat |
| Condensate Drain | ½ inch |
Optional Accessories
1,000-Watt Electric Heater
The optional electric heater provides approximately 1,000 watts / 3,400 BTU of heating capacity for projects where cellar temperatures could fall below the desired setpoint.
Integrated Humidifier
The supplied content identifies a removable drip-pad humidifier with an integral fan designed to support humidity levels of approximately 55%ā65% RH.
Remote Sensors and Controls
Additional sensors and control accessories are available for expanded environmental monitoring.
Duct Kits and Grilles
Optional duct accessories and grilles can support the final supply and return air layout.
Accessory Selection
Select accessories according to the actual cellar conditions and installation design. Not every project requires heating, humidification, additional sensors, or accessory duct components.
Wine Guardian Ducted Cooling Videos
Brochures, Manuals, Specifications, Warranty, and CAD Drawings
Use the supplied Wine Guardian documents below when reviewing specifications, planning installation, coordinating ductwork, or verifying warranty requirements.
Frequently Asked Questions
What size wine cellar is the Wine Guardian D025WC designed for?
The supplied product information identifies approximately 250ā2,000 cubic feet. Do not select the D025WC by cubic footage alone; complete a heat-load calculation first.
What makes the D025WC different from an air-cooled wine cellar system?
The D025WC transfers condenser heat into circulating water instead of rejecting it into an air stream. Only choose it when a compatible water source is available.
How much condenser water does the D025WC require?
The supplied specifications list 0.50 GPM water usage with a 0.20 PSI pressure drop. The building water system must support the required operating conditions.
What condenser-water temperature does the D025WC require?
The supplied product content identifies a 45°Fā85°F condenser-water operating range. Do not use the system with a water source outside the manufacturer-approved conditions.
Can the D025WC work with a cooling tower or geothermal system?
The supplied page lists cooling towers and geothermal systems as compatible water-source examples. Final compatibility must be confirmed for the actual project.
Does the D025WC require ductwork?
Yes. It is a fully ducted system, and the supplied specifications identify an 8-inch minimum duct size.
What is the cooling capacity of the D025WC?
Published total capacity ranges from approximately 3,000 to 4,520 BTU/h across the listed condenser conditions. Do not assume 4,520 BTU/h is available under every operating condition.
What electrical service does the D025WC require?
The supplied specifications identify 115V, single-phase, 60 Hz power and recommend a dedicated circuit. Final electrical installation must match the equipment nameplate and manufacturer instructions.
Can the D025WC add humidity?
An integrated humidifier is available as an option. Do not assume active humidification is included with the standard unit.
When should I choose a larger Wine Guardian water-cooled model?
Choose a larger model when the calculated cooling load exceeds D025WC capacity. The supplied page links to the D050WC, D088WC, and D200WC for higher-capacity applications.
Confirm the Water Infrastructure Before Selecting the D025WC
The D025WC solves a specific installation problem: cooling a wine cellar without relying on conventional condenser-air exhaust. Its success depends on having a suitable condenser-water source, correct flow and temperature conditions, properly designed ductwork, drainage, electrical service, and a correctly constructed wine cellar.
Verify current manufacturer specifications, water requirements, installation instructions, accessory compatibility, electrical requirements, and warranty documentation before ordering. Final equipment sizing should be based on a project-specific heat-load calculation.



