Wine Guardian TTW04B Defender Through-the-Wall Wine Cellar Cooling Unit

The Wine Guardian TTW04B Defender Through-the-Wall Wine Cellar Cooling Unit is a premium, high-capacity solution engineered for demanding wine storage environments. Designed for exterior wall installation, this unit features rugged, weather-resistant construction that allows it to operate efficiently in extreme conditions while maintaining precise temperature and humidity control. It ensures your wine collection is preserved under optimal conditions for long-term aging.

With a powerful up to 4,000 BTU cooling capacity, the TTW04B Defender is ideal for medium to large wine cellars. Advanced features such as sound attenuation technology, Bluetooth/NFC connectivity, and fail-safe protections provide quiet operation, smart control, and enhanced reliability. Its self-contained, ductless design allows for easy installation, making it a top-tier choice for both residential and commercial wine storage applications.

Features

• Exterior-Rated Installation Built for outdoor wall applications in extreme climates (0F to 125F)
• Up to 4,000 BTU Cooling Capacity Ideal for medium to large wine cellars
• Advanced Sound Attenuation Quiet operation with noise reduction (~56 dBA)
• Precise Temperature & Humidity Control Protects wine quality and aging
• Bluetooth / NFC Controls Monitor and adjust settings remotely
• Self-Contained System No ductwork required
• DIY-Friendly Installation Fits between standard wall studs
• Fail-Safe Protection System Prevents system damage and downtime
• Energy Efficient Design Meets modern efficiency standards
• Optional Heater & Humidifier Maintains stable cellar conditions year-round

Specifications

Downloads

• TTW Product Brochure
• TTW Specifications Sheet
• TTW Quick Start Installation Guide
• Through-the-Wall Manual