{"product_id":"ttw02b-sentinel-through-the-wall-wine-cellar-cooling-unit","title":"Wine Guardian TTW02B Sentinel Through-The-Wall Wine Cellar Cooling Unit","description":"\u003cdiv class=\"wgd-product-page\"\u003e\n\u003csection class=\"wgd-hero\"\u003e\n\u003cspan class=\"wgd-product-label\"\u003eSentinel Series · Through-The-Wall\u003c\/span\u003e\n\u003ch2 class=\"wgd-product-title\"\u003eWine Guardian TTW02B Sentinel Through-The-Wall Wine Cellar Cooling Unit\u003c\/h2\u003e\n\u003cp class=\"wgd-hero-description\"\u003eThe Wine Guardian TTW02B Sentinel is a self-contained, through-the-wall wine cellar cooling unit that delivers 1,370–2,600 BTU\/h of precise temperature and humidity control for mid-sized residential and commercial cellars. It combines an eco-friendly refrigerant, a built-in humidity sensor, and an internal condensate evaporator that removes the need for a drain line, all in a streamlined, do-it-yourself design.\u003c\/p\u003e\n\u003cp class=\"wgd-hero-description\"\u003eAs an authorized Wine Guardian dealer, Wine Guardian Dealer offers the full TTW Sentinel line with expert selection support, so you can confirm the right capacity for your space before you buy.\u003c\/p\u003e\n\u003c\/section\u003e\n\n\u003cdiv class=\"wgd-quickspecs\"\u003e\n\u003cdiv class=\"wgd-chip\"\u003e\n\u003cspan class=\"wgd-chip-num\"\u003e2,650\u003c\/span\u003e\u003cspan class=\"wgd-chip-label\"\u003eBTU\/h @ 75°F\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"wgd-chip\"\u003e\n\u003cspan class=\"wgd-chip-num\"\u003e56.7 dB\u003c\/span\u003e\u003cspan class=\"wgd-chip-label\"\u003eWhisper-Quiet at 6 ft\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"wgd-chip\"\u003e\n\u003cspan class=\"wgd-chip-num\"\u003e55–65%\u003c\/span\u003e\u003cspan class=\"wgd-chip-label\"\u003eHumidity Control (RH)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"wgd-chip\"\u003e\n\u003cspan class=\"wgd-chip-num\"\u003eDIY\u003c\/span\u003e\u003cspan class=\"wgd-chip-label\"\u003eNo Contractor Required\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003csection class=\"wgd-section\"\u003e\n\u003ch2\u003eWine Guardian TTW02B Sentinel Quick Overview\u003c\/h2\u003e\n\u003cp\u003eThe TTW02B Sentinel is the mid-tier model in Wine Guardian's redesigned Through-the-Wall (TTW) line, sitting between the value-focused Classic and the exterior-rated Defender. It adds humidity sensing and an internal condensate evaporator to the Classic platform, making it the most versatile choice for collectors who want both temperature and humidity control without ductwork or a licensed contractor.\u003c\/p\u003e\n\u003ctable class=\"wgd-spec-table\"\u003e\n\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003ctd\u003eWine Guardian TTW02B Sentinel (60Hz, US\/Canada)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCooling Capacity\u003c\/th\u003e\n\u003ctd\u003e1,370–2,600 BTU\/h (nominal 2,650 BTU\/h @ 75°F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBest For\u003c\/th\u003e\n\u003ctd\u003eMid-sized residential or commercial wine cellars and wine displays\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eConfiguration\u003c\/th\u003e\n\u003ctd\u003eSelf-contained, through-the-wall, air-cooled, ductless\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eInstallation\u003c\/th\u003e\n\u003ctd\u003eDIY-friendly; mounting bracket included; no licensed contractor required\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHumidity Control\u003c\/th\u003e\n\u003ctd\u003eBuilt-in humidity sensor; 55%–65% RH with optional freestanding humidifier\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cdiv class=\"wgd-alert\"\u003eCooling capacity is rated under standard conditions. Actual sizing depends on cellar insulation, glass exposure, ambient temperature, and other factors. Always confirm the right model with Wine Guardian's sizing calculator and a qualified professional before purchase.\u003c\/div\u003e\n\u003c\/section\u003e\n\n\u003csection class=\"wgd-section\"\u003e\n\u003ch2\u003eReplaces the Wine Guardian TTW018\u003c\/h2\u003e\n\u003cp\u003eThe TTW02B Sentinel is the current-generation replacement for the discontinued Wine Guardian TTW018. If you are upgrading an older mid-sized cellar system, the TTW02B Sentinel is the direct successor, adding a built-in humidity sensor, an internal condensate evaporator, and updated smart controls. A qualified professional can confirm fit for your existing opening and electrical supply.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection class=\"wgd-section\"\u003e\n\u003ch2\u003eWho This Cooling System Is For\u003c\/h2\u003e\n\u003cdiv class=\"wgd-two-col\"\u003e\n\u003cdiv class=\"wgd-box\"\u003e\n\u003ch3\u003eIdeal For\u003c\/h3\u003e\n\u003cp\u003eHomeowners and collectors with mid-sized wine rooms, wine walls, or displays who want easy through-the-wall installation, both temperature and humidity control, and quiet operation, without ducting or a contractor.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"wgd-box\"\u003e\n\u003ch3\u003eConsider Another Model If\u003c\/h3\u003e\n\u003cp\u003eYou need exterior-wall installation rated for outdoor conditions (choose the TTW02B Defender), a larger cellar capacity (step up to TTW04B), or a budget unit without humidity sensing (choose the TTW02B Classic).\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\n\u003csection class=\"wgd-section\"\u003e\n\u003ch2\u003eKey Features and Benefits\u003c\/h2\u003e\n\u003cdiv class=\"wgd-grid\"\u003e\n\u003cdiv class=\"wgd-grid-item\"\u003e\n\u003ch3\u003eHumidity Sensor\u003c\/h3\u003e\n\u003cp\u003eCombined thermostat and humidistat allows seamless integration with a Wine Guardian freestanding humidifier for full climate control.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"wgd-grid-item\"\u003e\n\u003ch3\u003eCondensate Evaporator\u003c\/h3\u003e\n\u003cp\u003eInternal condensate re-evaporation system prevents leakage and often removes the need for a drain line.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"wgd-grid-item\"\u003e\n\u003ch3\u003eWhisper-Quiet\u003c\/h3\u003e\n\u003cp\u003eOperates as quiet as 56.7 dB at 6 feet (2 m), preserving the ambiance of your wine space.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"wgd-grid-item\"\u003e\n\u003ch3\u003eEco-Friendly Refrigerant\u003c\/h3\u003e\n\u003cp\u003eUses a low global-warming-potential refrigerant, meeting current US environmental standards.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"wgd-grid-item\"\u003e\n\u003ch3\u003eSmart Controls\u003c\/h3\u003e\n\u003cp\u003eBluetooth and Wi-Fi connectivity let you monitor and adjust conditions from your smart device.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"wgd-grid-item\"\u003e\n\u003ch3\u003eFail-Safe Protection\u003c\/h3\u003e\n\u003cp\u003eCondensate overflow switch, loss-of-charge switch, and auto-reset high-pressure switch safeguard your collection.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"wgd-ico-grid wgd-ico-grid-lg\"\u003e\n\u003cdiv class=\"wgd-ico-card\"\u003e\n\u003cspan class=\"wgd-ico-circle\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"30\" height=\"30\" fill=\"none\" stroke=\"#FFFFFF\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M14 14.8V5a2 2 0 0 0-4 0v9.8a4 4 0 1 0 4 0z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/span\u003e\n\u003ch3\u003ePrecise Temperature Control\u003c\/h3\u003e\n\u003cp\u003eMaintains cellar temperatures from 42°F (6°C) to 75°F (24°C) while minimizing the fluctuations that harm your collection.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"wgd-ico-card\"\u003e\n\u003cspan class=\"wgd-ico-circle\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"30\" height=\"30\" fill=\"none\" stroke=\"#FFFFFF\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M14.7 6.3a4 4 0 0 0-5.4 5.4l-6 6a1.5 1.5 0 0 0 2 2l6-6a4 4 0 0 0 5.4-5.4l-2.3 2.3-2-2 2.3-2.3z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/span\u003e\n\u003ch3\u003eDIY Installation\u003c\/h3\u003e\n\u003cp\u003eSlides through a wall sleeve or mounts to your studs. A licensed contractor is not required for installation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"wgd-ico-card\"\u003e\n\u003cspan class=\"wgd-ico-circle\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"30\" height=\"30\" fill=\"none\" stroke=\"#FFFFFF\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M11 20A7 7 0 0 1 4 13c0-5 7-10 7-10s7 5 7 10a7 7 0 0 1-7 7z\"\u003e\u003c\/path\u003e\u003cpath d=\"M11 20v-7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/span\u003e\n\u003ch3\u003eEco-Friendly Refrigerant\u003c\/h3\u003e\n\u003cp\u003eUses a non-flammable refrigerant with a low global warming potential, meeting current US environmental regulations.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"color:#5A1A0E;\"\u003eHow Quiet Is It?\u003c\/h3\u003e\n\u003cdiv class=\"wgd-noise\"\u003e\n\u003cdiv class=\"wgd-noise-row\"\u003e\n\u003cspan class=\"wgd-noise-db\"\u003e60 dB\u003c\/span\u003e\u003cdiv class=\"wgd-noise-bar\"\u003e\u003cspan class=\"wgd-noise-fill\" style=\"width:100%\"\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cspan class=\"wgd-noise-lbl\"\u003eNormal conversation\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"wgd-noise-row wgd-noise-here\"\u003e\n\u003cspan class=\"wgd-noise-db\"\u003e56.7 dB\u003c\/span\u003e\u003cdiv class=\"wgd-noise-bar\"\u003e\u003cspan class=\"wgd-noise-fill wgd-noise-fill-hi\" style=\"width:78%\"\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cspan class=\"wgd-noise-lbl\"\u003eTTW02B Sentinel at 6 ft\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"wgd-noise-row\"\u003e\n\u003cspan class=\"wgd-noise-db\"\u003e55 dB\u003c\/span\u003e\u003cdiv class=\"wgd-noise-bar\"\u003e\u003cspan class=\"wgd-noise-fill\" style=\"width:72%\"\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cspan class=\"wgd-noise-lbl\"\u003eElectric toothbrush\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"wgd-noise-row\"\u003e\n\u003cspan class=\"wgd-noise-db\"\u003e50 dB\u003c\/span\u003e\u003cdiv class=\"wgd-noise-bar\"\u003e\u003cspan class=\"wgd-noise-fill\" style=\"width:50%\"\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cspan class=\"wgd-noise-lbl\"\u003eModerate rainfall\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"wgd-noise-row\"\u003e\n\u003cspan class=\"wgd-noise-db\"\u003e45 dB\u003c\/span\u003e\u003cdiv class=\"wgd-noise-bar\"\u003e\u003cspan class=\"wgd-noise-fill\" style=\"width:30%\"\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cspan class=\"wgd-noise-lbl\"\u003eQuiet library\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"color:#5A1A0E;\"\u003eFail-Safe Protections\u003c\/h3\u003e\n\u003cdiv class=\"wgd-ico-grid\"\u003e\n\u003cdiv class=\"wgd-ico-card\"\u003e\n\u003cspan class=\"wgd-ico-circle\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"30\" height=\"30\" fill=\"none\" stroke=\"#FFFFFF\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M12 2.5c4 5 6.5 8 6.5 11a6.5 6.5 0 0 1-13 0c0-3 2.5-6 6.5-11z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/span\u003e\n\u003ch3\u003ePrevents Water Damage\u003c\/h3\u003e\n\u003cp\u003eA condensate overflow switch shuts the unit off automatically before any leak can cause water damage.\u003c\/p\u003e\n\u003cspan class=\"wgd-ico-tag\"\u003eCondensate Overflow Switch\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"wgd-ico-card\"\u003e\n\u003cspan class=\"wgd-ico-circle\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"30\" height=\"30\" fill=\"none\" stroke=\"#FFFFFF\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003ccircle cx=\"12\" cy=\"12\" r=\"3.2\"\u003e\u003c\/circle\u003e\u003cpath d=\"M12 2v3M12 19v3M2 12h3M19 12h3M4.9 4.9l2.1 2.1M17 17l2.1 2.1M19.1 4.9 17 7M7 17l-2.1 2.1\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/span\u003e\n\u003ch3\u003eProtects the Compressor\u003c\/h3\u003e\n\u003cp\u003eA loss-of-charge switch shuts the system down to protect the compressor from damage.\u003c\/p\u003e\n\u003cspan class=\"wgd-ico-tag\"\u003eLoss-of-Charge Switch\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"wgd-ico-card\"\u003e\n\u003cspan class=\"wgd-ico-circle\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"30\" height=\"30\" fill=\"none\" stroke=\"#FFFFFF\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M12 7v5l3 2\"\u003e\u003c\/path\u003e\u003ccircle cx=\"12\" cy=\"12\" r=\"9\"\u003e\u003c\/circle\u003e\u003c\/svg\u003e\u003c\/span\u003e\n\u003ch3\u003eAvoids Downtime\u003c\/h3\u003e\n\u003cp\u003eAn auto-reset high-pressure switch keeps the system running reliably with no manual resets.\u003c\/p\u003e\n\u003cspan class=\"wgd-ico-tag\"\u003eAuto-Reset High-Pressure Switch\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\n\u003cdiv class=\"wgd-note\"\u003eDesigned for energy efficiency; can save 50-70% of the unit's cost in electricity over its lifetime, on average.\u003c\/div\u003e\n\n\u003csection class=\"wgd-section\"\u003e\n\u003ch2\u003eSee the TTW02B Sentinel in Action\u003c\/h2\u003e\n\u003cdiv class=\"wgd-video-row\"\u003e\n\u003cdiv class=\"wgd-video-col\"\u003e\u003cdiv class=\"wgd-video-frame\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/_EIs4pT8Jnc\" title=\"Wine Guardian Through-The-Wall Sentinel Wine Cellar Cooling Unit Features\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cdiv class=\"wgd-video-text\"\u003e\n\u003ch3\u003eWatch How It Works\u003c\/h3\u003e\n\u003cp\u003eSee the Wine Guardian TTW Sentinel through-the-wall system in action and how its smart, self-contained design protects your collection.\u003c\/p\u003e\n\u003cul class=\"wgd-feature-list\"\u003e\n\u003cli\u003eThrough-the-wall installation, no ductwork\u003c\/li\u003e\n\u003cli\u003eBuilt-in humidity sensor and smart controls\u003c\/li\u003e\n\u003cli\u003eWhisper-quiet, fail-safe operation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eQuestions about fit? Call our specialists at \u003ca href=\"tel:18002601712\"\u003e(800) 260-1712\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\n\u003csection class=\"wgd-section\"\u003e\n\u003ch2\u003eInstallation Requirements\u003c\/h2\u003e\n\u003cp\u003eThe TTW02B Sentinel is designed for do-it-yourself installation between standard wall studs. A wall sleeve or the included mounting bracket supports the unit, which slides through the opening to exhaust heat into an adjacent interior space.\u003c\/p\u003e\n\u003cdiv class=\"wgd-box-grid\"\u003e\n\u003cdiv class=\"wgd-box-item\"\u003e\n\u003cspan class=\"wgd-box-ic\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"26\" height=\"26\" fill=\"none\" stroke=\"#5A1A0E\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003crect x=\"3\" y=\"4\" width=\"18\" height=\"16\" rx=\"1.5\"\u003e\u003c\/rect\u003e\u003cpath d=\"M9 4v16\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/span\u003e\u003cspan class=\"wgd-box-txt\"\u003eInstalls through an interior wall (not rated for exterior use)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"wgd-box-item\"\u003e\n\u003cspan class=\"wgd-box-ic\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"26\" height=\"26\" fill=\"none\" stroke=\"#5A1A0E\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M14.7 6.3a4 4 0 0 0-5.4 5.4l-6 6a1.5 1.5 0 0 0 2 2l6-6a4 4 0 0 0 5.4-5.4l-2.3 2.3-2-2 2.3-2.3z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/span\u003e\u003cspan class=\"wgd-box-txt\"\u003eMounting bracket included; wall sleeve available separately\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"wgd-box-item\"\u003e\n\u003cspan class=\"wgd-box-ic\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"26\" height=\"26\" fill=\"none\" stroke=\"#5A1A0E\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M4 12h7M4 8h10M4 16h10\"\u003e\u003c\/path\u003e\u003cpath d=\"M16 7l4 5-4 5\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/span\u003e\u003cspan class=\"wgd-box-txt\"\u003eExhausts heat into an adjacent, ventilated interior room\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"wgd-box-item\"\u003e\n\u003cspan class=\"wgd-box-ic\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"26\" height=\"26\" fill=\"none\" stroke=\"#5A1A0E\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M12 2.5c4 5 6.5 8 6.5 11a6.5 6.5 0 0 1-13 0c0-3 2.5-6 6.5-11z\"\u003e\u003c\/path\u003e\u003cpath d=\"M9 21h6\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/span\u003e\u003cspan class=\"wgd-box-txt\"\u003eInternal condensate evaporator often eliminates a dedicated drain line\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"wgd-box-item\"\u003e\n\u003cspan class=\"wgd-box-ic\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"26\" height=\"26\" fill=\"none\" stroke=\"#5A1A0E\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M13 2L6 13h5l-1 9 7-11h-5z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/span\u003e\u003cspan class=\"wgd-box-txt\"\u003eStandard USA Type B plug; 60Hz power (US\/Canada)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"wgd-alert\"\u003eThis is general guidance only. Final placement, electrical requirements, drainage, and ventilation should be confirmed with Wine Guardian's official documentation and a licensed HVAC professional or qualified contractor.\u003c\/div\u003e\n\u003c\/section\u003e\n\n\u003csection class=\"wgd-section\"\u003e\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003cdiv class=\"wgd-box-grid\"\u003e\n\u003cdiv class=\"wgd-box-item\"\u003e\n\u003cspan class=\"wgd-box-ic\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"26\" height=\"26\" fill=\"none\" stroke=\"#5A1A0E\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003crect x=\"3\" y=\"6\" width=\"18\" height=\"13\" rx=\"1.5\"\u003e\u003c\/rect\u003e\u003cpath d=\"M3 10h18M9 6V4h6v2\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/span\u003e\u003cspan class=\"wgd-box-txt\"\u003eTTW02B Sentinel cooling unit\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"wgd-box-item\"\u003e\n\u003cspan class=\"wgd-box-ic\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"26\" height=\"26\" fill=\"none\" stroke=\"#5A1A0E\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M4 7h16v4H4zM6 11v8M18 11v8M6 19h12\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/span\u003e\u003cspan class=\"wgd-box-txt\"\u003eMounting bracket\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"wgd-box-item\"\u003e\n\u003cspan class=\"wgd-box-ic\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"26\" height=\"26\" fill=\"none\" stroke=\"#5A1A0E\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M12 3v6M9 6l3-3 3 3\"\u003e\u003c\/path\u003e\u003ccircle cx=\"12\" cy=\"15\" r=\"5\"\u003e\u003c\/circle\u003e\u003cpath d=\"M12 13v2l1.5 1\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/span\u003e\u003cspan class=\"wgd-box-txt\"\u003eHumidity sensor\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"wgd-box-item\"\u003e\n\u003cspan class=\"wgd-box-ic\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"26\" height=\"26\" fill=\"none\" stroke=\"#5A1A0E\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M12 2.5c4 5 6.5 8 6.5 11a6.5 6.5 0 0 1-13 0c0-3 2.5-6 6.5-11z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/span\u003e\u003cspan class=\"wgd-box-txt\"\u003eCondensate evaporator\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"wgd-box-item\"\u003e\n\u003cspan class=\"wgd-box-ic\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"26\" height=\"26\" fill=\"none\" stroke=\"#5A1A0E\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M6 2h9l3 3v17H6z\"\u003e\u003c\/path\u003e\u003cpath d=\"M14 2v4h4M9 12h6M9 16h6\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/span\u003e\u003cspan class=\"wgd-box-txt\"\u003eOwner's manual, brochure, and spec sheet\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\n\u003csection class=\"wgd-section\"\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable class=\"wgd-spec-table\"\u003e\n\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003ctd\u003eTTW02B Sentinel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCooling Capacity\u003c\/th\u003e\n\u003ctd\u003e1,370–2,600 BTU\/h (nominal 2,650 BTU\/h @ 75°F \/ 24°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLine Frequency\u003c\/th\u003e\n\u003ctd\u003e60Hz (USA, Canada, and most of Central \u0026amp; South America)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePlug Type\u003c\/th\u003e\n\u003ctd\u003eStandard USA Type B\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDimensions\u003c\/th\u003e\n\u003ctd\u003e27.6 × 14.1 × 15.75 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWeight\u003c\/th\u003e\n\u003ctd\u003e64 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTemperature Range\u003c\/th\u003e\n\u003ctd\u003eMaintains approximately 55°F–58°F cellar conditions\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHumidity\u003c\/th\u003e\n\u003ctd\u003e55%–65% RH with optional freestanding humidifier\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNoise Level\u003c\/th\u003e\n\u003ctd\u003eAs low as 56.7 dB at 6 ft (2 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eConfiguration\u003c\/th\u003e\n\u003ctd\u003eSelf-contained, through-the-wall, air-cooled, ductless\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eExterior Rated\u003c\/th\u003e\n\u003ctd\u003eNo, interior installation only\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/section\u003e\n\n\u003csection class=\"wgd-section\"\u003e\n\u003ch2\u003eDocuments and Resources\u003c\/h2\u003e\n\u003cdiv class=\"wgd-docs\"\u003e\n\u003ca class=\"wgd-doc-row\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0725\/6358\/9350\/files\/TTW-Brochure-1.14.26.pdf?v=1782432873\" target=\"_blank\" rel=\"noopener\"\u003e\u003cspan class=\"wgd-doc-ic\"\u003e⬇\u003c\/span\u003e\u003cspan class=\"wgd-doc-name\"\u003eTTW02B Sentinel Product Brochure\u003c\/span\u003e\u003cspan class=\"wgd-doc-type\"\u003ePDF\u003c\/span\u003e\u003c\/a\u003e\n\u003ca class=\"wgd-doc-row\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0725\/6358\/9350\/files\/Specifications-Sheet-WGTTW-120V_60Hz_REV_C.pdf?v=1782432873\" target=\"_blank\" rel=\"noopener\"\u003e\u003cspan class=\"wgd-doc-ic\"\u003e⬇\u003c\/span\u003e\u003cspan class=\"wgd-doc-name\"\u003eTTW02B Sentinel Specifications Sheet\u003c\/span\u003e\u003cspan class=\"wgd-doc-type\"\u003ePDF\u003c\/span\u003e\u003c\/a\u003e\n\u003ca class=\"wgd-doc-row\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0725\/6358\/9350\/files\/TTW-Quick-Start-Guide-Web-10-1-2025.pdf?v=1782432873\" target=\"_blank\" rel=\"noopener\"\u003e\u003cspan class=\"wgd-doc-ic\"\u003e⬇\u003c\/span\u003e\u003cspan class=\"wgd-doc-name\"\u003eTTW Quick Start Installation Guide\u003c\/span\u003e\u003cspan class=\"wgd-doc-type\"\u003ePDF\u003c\/span\u003e\u003c\/a\u003e\n\u003ca class=\"wgd-doc-row\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0725\/6358\/9350\/files\/15H0460-00_WGTTW-IOM_REV_B.pdf?v=1782432873\" target=\"_blank\" rel=\"noopener\"\u003e\u003cspan class=\"wgd-doc-ic\"\u003e⬇\u003c\/span\u003e\u003cspan class=\"wgd-doc-name\"\u003eThrough-the-Wall Manual\u003c\/span\u003e\u003cspan class=\"wgd-doc-type\"\u003ePDF\u003c\/span\u003e\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\n\u003csection class=\"wgd-section\"\u003e\n\u003ch2\u003eOptional Accessories\u003c\/h2\u003e\n\u003cdiv class=\"wgd-acc-grid\"\u003e\n\u003ca class=\"wgd-acc-tile\" href=\"\/collections\/wine-cellar-humidifiers\"\u003e\n\u003cspan class=\"wgd-acc-ic\"\u003e💧\u003c\/span\u003e\n\u003cspan class=\"wgd-acc-title\"\u003eFreestanding Humidifier\u003c\/span\u003e\n\u003cspan class=\"wgd-acc-sub\"\u003eAdds active humidity control for 55%–65% RH\u003c\/span\u003e\u003c\/a\u003e\n\u003ca class=\"wgd-acc-tile\" href=\"\/collections\/parts-and-accessories\"\u003e\n\u003cspan class=\"wgd-acc-ic\"\u003e🔨\u003c\/span\u003e\n\u003cspan class=\"wgd-acc-title\"\u003eWall Sleeve \u0026amp; Hardware\u003c\/span\u003e\n\u003cspan class=\"wgd-acc-sub\"\u003eFor a clean through-the-wall installation\u003c\/span\u003e\u003c\/a\u003e\n\u003ca class=\"wgd-acc-tile\" href=\"\/collections\/parts-and-accessories\"\u003e\n\u003cspan class=\"wgd-acc-ic\"\u003e📱\u003c\/span\u003e\n\u003cspan class=\"wgd-acc-title\"\u003eRemote Controller \u0026amp; Sensors\u003c\/span\u003e\n\u003cspan class=\"wgd-acc-sub\"\u003eMonitor temperature and humidity remotely\u003c\/span\u003e\u003c\/a\u003e\n\u003ca class=\"wgd-acc-tile\" href=\"\/collections\/parts-and-accessories\"\u003e\n\u003cspan class=\"wgd-acc-ic\"\u003e🔌\u003c\/span\u003e\n\u003cspan class=\"wgd-acc-title\"\u003eCommunication Cable\u003c\/span\u003e\n\u003cspan class=\"wgd-acc-sub\"\u003eConnects remote controls and sensors\u003c\/span\u003e\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\n\n\n\u003csection class=\"wgd-section\"\u003e\n\u003ch2\u003eRelated Wine Guardian Models\u003c\/h2\u003e\n\u003cdiv class=\"wgd-link-grid\"\u003e\n\u003ca class=\"wgd-link-tile\" href=\"\/products\/ttw02b-classic-through-the-wall-wine-cellar-cooling-unit\"\u003e\n\u003cspan class=\"wgd-tile-ic\"\u003e❄\u003c\/span\u003e\n\u003cspan class=\"wgd-tile-body\"\u003e\u003cspan class=\"wgd-tile-title\"\u003eTTW02B Classic\u003c\/span\u003e\u003cspan class=\"wgd-tile-sub\"\u003eValue option, temperature-only control, same 2,650 BTU class\u003c\/span\u003e\u003c\/span\u003e\n\u003cspan class=\"wgd-tile-arrow\"\u003e→\u003c\/span\u003e\u003c\/a\u003e\n\u003ca class=\"wgd-link-tile\" href=\"\/products\/ttw02b-defender-through-the-wall-wine-cellar-cooling-unit\"\u003e\n\u003cspan class=\"wgd-tile-ic\"\u003e⛰\u003c\/span\u003e\n\u003cspan class=\"wgd-tile-body\"\u003e\u003cspan class=\"wgd-tile-title\"\u003eTTW02B Defender\u003c\/span\u003e\u003cspan class=\"wgd-tile-sub\"\u003eExterior-rated for outdoor conditions, added sound attenuation\u003c\/span\u003e\u003c\/span\u003e\n\u003cspan class=\"wgd-tile-arrow\"\u003e→\u003c\/span\u003e\u003c\/a\u003e\n\u003ca class=\"wgd-link-tile\" href=\"\/products\/ttw04b-sentinel-through-the-wall-wine-cellar-cooling-unit\"\u003e\n\u003cspan class=\"wgd-tile-ic\"\u003e⬆\u003c\/span\u003e\n\u003cspan class=\"wgd-tile-body\"\u003e\u003cspan class=\"wgd-tile-title\"\u003eTTW04B Sentinel\u003c\/span\u003e\u003cspan class=\"wgd-tile-sub\"\u003eStep up to 3,760 BTU for larger cellars, same Sentinel features\u003c\/span\u003e\u003c\/span\u003e\n\u003cspan class=\"wgd-tile-arrow\"\u003e→\u003c\/span\u003e\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\n\u003csection class=\"wgd-section\"\u003e\n\u003ch2 class=\"wgd-faq-head\"\u003eFrequently Asked Questions About the TTW02B Sentinel\u003c\/h2\u003e\n\u003cdetails class=\"wgd-faq-item\" name=\"wgd-faq\" open\u003e\u003csummary\u003e\u003ch3 class=\"wgd-faq-q\"\u003eWhat size wine cellar does the Wine Guardian TTW02B Sentinel cool?\u003c\/h3\u003e\u003c\/summary\u003e\u003cdiv class=\"wgd-faq-body\"\u003e\u003cp\u003eThe TTW02B Sentinel delivers a nominal 2,650 BTU\/h at 75 degrees F, sized for mid-sized residential and commercial wine cellars and displays. Because cooling load depends on insulation, glass exposure, and ambient temperature, confirm the right capacity with Wine Guardian's sizing calculator and a qualified professional before purchase.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails class=\"wgd-faq-item\" name=\"wgd-faq\"\u003e\u003csummary\u003e\u003ch3 class=\"wgd-faq-q\"\u003eDoes the Wine Guardian TTW02B Sentinel control humidity?\u003c\/h3\u003e\u003c\/summary\u003e\u003cdiv class=\"wgd-faq-body\"\u003e\u003cp\u003eYes. The TTW02B Sentinel includes a built-in humidity sensor that combines a thermostat and humidistat. Paired with an optional Wine Guardian freestanding humidifier, it helps maintain roughly 55%-65% relative humidity for proper long-term wine storage.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails class=\"wgd-faq-item\" name=\"wgd-faq\"\u003e\u003csummary\u003e\u003ch3 class=\"wgd-faq-q\"\u003eHow do I install a Wine Guardian through-the-wall cooling unit?\u003c\/h3\u003e\u003c\/summary\u003e\u003cdiv class=\"wgd-faq-body\"\u003e\u003cp\u003eThe TTW02B Sentinel is designed for do-it-yourself installation between standard wall studs, using the included mounting bracket or a wall sleeve. It exhausts heat into an adjacent interior space and is not rated for exterior use. Final placement, electrical, and ventilation requirements should be confirmed with Wine Guardian's documentation and a licensed professional.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails class=\"wgd-faq-item\" name=\"wgd-faq\"\u003e\u003csummary\u003e\u003ch3 class=\"wgd-faq-q\"\u003eHow quiet is the Wine Guardian TTW02B Sentinel?\u003c\/h3\u003e\u003c\/summary\u003e\u003cdiv class=\"wgd-faq-body\"\u003e\u003cp\u003eThe TTW02B Sentinel operates at about 56.7 dBA, helped by its sound reduction foam. That keeps cellar noise low while the self-contained unit maintains temperature and humidity.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails class=\"wgd-faq-item\" name=\"wgd-faq\"\u003e\u003csummary\u003e\u003ch3 class=\"wgd-faq-q\"\u003eWhat is the difference between the TTW02B Sentinel and the TTW02B Classic?\u003c\/h3\u003e\u003c\/summary\u003e\u003cdiv class=\"wgd-faq-body\"\u003e\u003cp\u003eBoth share the same 2,650 BTU\/h cooling capacity, but the Sentinel adds a humidity sensor, an internal condensate evaporator, and sound reduction foam. The Classic is a value option without humidity control. Choose Sentinel for integrated temperature and humidity management.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails class=\"wgd-faq-item\" name=\"wgd-faq\"\u003e\u003csummary\u003e\u003ch3 class=\"wgd-faq-q\"\u003eDoes the Wine Guardian TTW02B Sentinel need a drain line?\u003c\/h3\u003e\u003c\/summary\u003e\u003cdiv class=\"wgd-faq-body\"\u003e\u003cp\u003eThe TTW02B Sentinel includes an internal condensate evaporator that re-evaporates condensate, which often removes the need for a dedicated drain line. Final drainage requirements should be confirmed with Wine Guardian's documentation and a qualified professional.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/section\u003e\n\n\u003csection class=\"wgd-cta\"\u003e\n\u003ch2\u003eNeed Help Confirming the Right Wine Guardian Model?\u003c\/h2\u003e\n\u003cp\u003eNot sure if the TTW02B Sentinel is sized correctly for your cellar? Our Wine Cellar Specialists can confirm the right capacity and configuration for your space.\u003c\/p\u003e\n\u003ca class=\"wgd-btn\" href=\"tel:18002601712\"\u003eCall (800) 260-1712 for Free Expert Consultation\u003c\/a\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e\n\n\u003cstyle\u003e\n  .wgd-product-page{max-width:1120px;margin:0 auto;font-family:Arial,sans-serif;color:#344047;line-height:1.65;}\n  .wgd-product-page *{box-sizing:border-box;}\n  .wgd-hero{background:#f6f6f7;border:1px solid #e4e4e5;color:#344047;padding:40px;border-radius:18px;box-shadow:0 4px 14px rgba(47,12,28,.08);margin-bottom:30px;}\n  .wgd-product-label{display:inline-block;color:#FFFFFF;background:#5A1A0E;padding:7px 14px;border-radius:30px;font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.14em;margin-bottom:18px;}\n  .wgd-product-title{font-size:40px;line-height:1.18;font-weight:700;color:#300B05!important;margin:0 0 18px;}\n  .wgd-hero-description,.wgd-section 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