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Wine Guardian TTW01B Classic Through-The-Wall Wine Cellar Cooling Unit
THINKING ABOUT THE PERFECT WINE CELLAR? Save time and money: get expert advice before you buy
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The Wine Guardian TTW01B Classic is a self-contained, ductless through-the-wall wine cellar cooling unit with a nominal cooling capacity of 1,440 BTU/h at 75°F, that controls cellar temperature only. It mounts through an interior wall, runs on a standard 120V outlet, and carries Bluetooth and NFC controls, an eco-friendly refrigerant, and a coated evaporator coil.
The TTW01B Classic is the base trim of Wine Guardian's redesigned Through-the-Wall B series, sitting below the TTW01B Sentinel and the exterior-rated TTW01B Defender. All three share the same cooling capacity, so capacity is not what separates them. What separates the Classic is what it leaves out: it has no humidity sensor, Wine Guardian states it is not compatible with humidifiers, and it is not rated for exterior use. It is also the loudest of the three at 51.9 dBA and the lowest-priced.
As an authorized Wine Guardian dealer, Wine Guardian Dealer offers the full Through-the-Wall B series with expert selection support. Wine Guardian manufactures these units, and warranty, returns and service run through Wine Guardian.
See the Wine Guardian Through-the-Wall platform in action, then read the trim notes below for what the Classic does and does not include.
Questions about fit? Call our specialists at (800) 260-1712.
The TTW01B chassis is the current-generation successor to the discontinued Wine Guardian TTW009. Wine Guardian's own TTW009 listing points to the TTW01B Sentinel, and the TTW01B Classic is that same chassis and that same capacity at the temperature-only trim level, so it is the direct successor for a TTW009 owner who never used humidity control. A qualified professional can confirm fit for your existing opening and electrical supply.
The Wine Guardian TTW01B Classic covers cellars up to about 600 cubic feet. Wine Guardian sizes the Through-the-Wall B series by heat load rather than by a published cubic-foot rating, so this figure is calculated with Wine Guardian's own cooling calculator at a documented baseline: an 8-foot ceiling, no glass, R-13 walls and floor, R-29 ceiling, a 75°F warmest wall, 80°F air to the condenser and a 55°F cellar. Wine Guardian separately lists the TTW01B as the replacement for the TTW009, which it rates at 50 to 600 cubic feet.
Glass walls, a warm adjacent room, poor insulation or a high ambient temperature all pull the usable volume down, sometimes sharply. Treat the figure above as a starting point for the conversation, not a specification.
Small wine rooms, wine walls and displays on an interior wall, where the collector wants precise temperature control at the lowest price in the TTW01B family. It suits do-it-yourself installation between standard wall studs and a cellar that already holds humidity acceptably on its own. Closet and under-stair spaces are common homes for a unit this small, and how a closet is converted into a wine cellar covers the framing, vapor barrier and door work those rooms need before a cooling unit is sized.
You want a humidity sensor, which means the TTW01B Sentinel; you need the unit in an exterior wall or a cold space, which means the TTW01B Defender; or you need more capacity, which means the TTW02B Classic above it in the same trim.
The TTW01B Classic carries the shared Through-the-Wall B series feature set with temperature control only, and without the humidity sensor fitted to the Sentinel and Defender trims.
| Feature | What it means for your cellar |
|---|---|
| Temperature Control Only | Holds a cellar set point across the platform's published set-point range of 42°F to 75°F. There is no humidity sensor, so humidity is whatever the room and its vapor barrier deliver. |
| Do-It-Yourself Installation | Wine Guardian lists the installation level as Do-It-Yourself. The unit slides through a wall sleeve or mounts to standard wall studs, with no licensed contractor required for the mechanical fit. |
| Coated Evaporator Coil | A corrosion-resistant coated evaporator coil supports durable, reliable long-term performance in a damp cellar. |
| Eco-Friendly Refrigerant | Uses a non-flammable, low global-warming-potential refrigerant meeting current US environmental standards. |
| Bluetooth and NFC Controls | Monitor and adjust the set point from a smart device without opening the cellar door. |
| 120V Plug-In Power | Runs on a standard USA Type B plug at 120/1/60, so no dedicated hard-wired circuit design is needed for the unit itself. |
| Not Humidifier Compatible | Wine Guardian states the TTW01B Classic is not compatible with humidifiers, so any humidification the room needs must be handled separately from this unit. |
Triple fail-safe protection: a condensate overflow float switch, a loss-of-charge switch that opens at 10 psig and closes at 25 psig, and a high-pressure switch that opens at 300 psig and closes again at 200 psig help prevent water damage, protect the compressor, and reduce system downtime.
Wine Guardian rates the TTW01B Classic at 51.9 dBA, measured at six feet. That sits between a quiet library and normal conversation, and it is the loudest of the three TTW01B trims: Wine Guardian publishes 51.9 dBA for the Classic against 49.5 dBA for the Sentinel and 47.9 dBA for the Defender. Below, that figure sits against everyday sounds.
Because the evaporator side faces the cellar, the practical question is what sits on the other side of the wall. A utility room, garage or closet absorbs the condenser noise. A living room, bedroom or dining room does not.
The TTW01B Classic installs through an interior wall between standard wall studs, supported by a wall sleeve or the included mounting bracket, and exhausts heat into an adjacent ventilated interior space. Wine Guardian does not rate the Classic for exterior use, so both the wall opening and the space receiving the exhaust must be interior. A step-by-step walkthrough of a through-the-wall cooling unit installation covers how the opening is framed, how the sleeve is set and how the unit is sealed into the wall.
Every figure below is Wine Guardian's published specification for the TTW01B Classic trim.
The Classic trim has no humidity sensor, so a wine cellar humidifier is not an option on this unit; that pairing belongs to the Sentinel and Defender trims. Browse all parts and accessories, or explore related ducted and ductless split systems.
All three TTW01B trims are published at the same nominal 1,440 BTU/h at 75°F, so capacity is not what separates them. The four factors below are.
| Decision factor | TTW01B Classic | TTW01B Sentinel | TTW01B Defender |
|---|---|---|---|
| Humidity control | Not included, no humidity sensor | Humidity sensor included | Humidity sensor included |
| Sound at 6 ft | 51.9 dBA | 49.5 dBA | 47.9 dBA |
| Wall type and cold ambient | Interior wall only, no heater | Interior wall only, no heater | Exterior wall package and electric heater available |
| Price tier in the TTW01B family | Lowest of the three trims | Middle of the three trims | Highest of the three trims |
Best for: choose the TTW01B Classic if the cellar sits on an interior wall and you want the same 1,440 BTU/h at 75°F at the lowest price of the three trims. Choose the TTW01B Sentinel if you want a humidity sensor, or the TTW01B Defender if the unit must sit in an exterior wall or run in a cold space. Not ideal for: an exterior wall or a cold space, a cellar that needs active humidity control on the same unit, or a bedroom-adjacent wall where the extra 4 dBA over the Defender will be noticed.
Still narrowing the configuration? Browse every Wine Guardian through-the-wall wine cellar cooling unit, or step back to all wine cellar cooling units. Sizing by room instead? Compare cooling units for cellars up to 1,200 cubic feet across every configuration. Wine Guardian sizes the Through-the-Wall B series by heat load rather than by a published cubic-foot rating, so this figure is calculated with Wine Guardian's own cooling calculator at a documented baseline: an 8-foot ceiling, no glass, R-13 walls and floor, R-29 ceiling, a 75°F warmest wall, 80°F air to the condenser and a 55°F cellar.
Wine Guardian’s Standard Warranty runs 25 months parts and 13 months labor from the date of original invoice. The optional Platinum Warranty runs 25 months parts and 25 months labor, and adds a 36-month parts-only extension on the compressor, evaporator coil and condenser coil, bringing those three parts to 61 months total. Warranty, returns and service are handled by Wine Guardian, not by this store. Register the unit with Wine Guardian after installation and read the warranty documents above for the terms that apply to your unit.
Not if the cellar already holds humidity on its own. A well-sealed cellar with a proper vapor barrier and no outside air infiltration usually stays inside the acceptable range without active humidity control, and the Classic simply does not intervene either way. If the room is above grade, dry in winter, or has a history of corks drying out, the humidity sensor on the TTW01B Sentinel is worth the step up. A licensed HVAC professional should confirm which applies to your room.
No. Wine Guardian states the TTW01B Classic is not compatible with humidifiers, and the trim carries no humidity sensor, so it controls temperature only. If you want humidity control managed by the cooling unit itself, the TTW01B Sentinel adds the humidity sensor. Where a room genuinely runs dry, the alternative is a separate standalone humidifier plus a review of the cellar's vapor barrier and air sealing by a licensed HVAC professional or qualified contractor.
51.9 dBA at six feet sits between a quiet library and normal conversation, and it is the loudest of the three TTW01B trims: Wine Guardian publishes 51.9 dBA for the Classic against 49.5 dBA for the Sentinel and 47.9 dBA for the Defender. In practice the number matters less than the wall it sits in: venting into a garage, utility room or closet makes it a non-issue, while a shared wall with a bedroom or dining room does not. The TTW01B Defender is 4 dBA quieter at 47.9 dBA if the location is sensitive.
All three deliver the same nominal 1,440 BTU/h at 75°F, so the choice is about what surrounds the unit rather than capacity. Choose the Classic for an interior wall and temperature-only control at the lowest price; the Sentinel when you want a humidity sensor; the Defender when the unit must sit in an exterior wall or run in a cold space, where its exterior wall package and electric heater apply.
The Wine Guardian TTW01B Classic covers cellars up to about 600 cubic feet. Wine Guardian sizes the Through-the-Wall B series by heat load rather than by a published cubic-foot rating, so this figure is calculated with Wine Guardian's own cooling calculator at a documented baseline: an 8-foot ceiling, no glass, R-13 walls and floor, R-29 ceiling, a 75°F warmest wall, 80°F air to the condenser and a 55°F cellar. Wine Guardian separately lists the TTW01B as the replacement for the TTW009, which it rates at 50 to 600 cubic feet. Glass, poor insulation or a warm adjacent room reduce that figure, so confirm final sizing with a licensed HVAC professional.
No. Wine Guardian states the TTW01B Classic is not rated for exterior use and should be installed in an interior through-the-wall application only. It exhausts heat into an adjacent ventilated interior space. For an exterior wall or a cold ambient location, the TTW01B Defender is the trim with the exterior wall package and electric heater.
The TTW01B chassis is the current-generation successor to the discontinued TTW009, and Wine Guardian's own TTW009 listing points specifically to the TTW01B Sentinel. The TTW01B Classic is that same chassis at the temperature-only trim level, so it is the direct successor for a TTW009 owner who never used humidity control. Confirm fit for the existing wall opening and electrical supply with a qualified contractor before ordering.
Not sure whether the TTW01B Classic is sized correctly for your cellar, or whether you need the Sentinel's humidity sensor? Our Wine Cellar Specialists can confirm the right capacity and trim for your space.
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The Wine Guardian TTW01B Classic is a self-contained, ductless through-the-wall wine cellar cooling unit with a nominal cooling capacity of 1,440 BTU/h at 75°F, that controls cellar temperature only. It mounts through an interior wall, runs on a standard 120V outlet, and carries Bluetooth and NFC controls, an eco-friendly refrigerant, and a coated evaporator coil.
The TTW01B Classic is the base trim of Wine Guardian's redesigned Through-the-Wall B series, sitting below the TTW01B Sentinel and the exterior-rated TTW01B Defender. All three share the same cooling capacity, so capacity is not what separates them. What separates the Classic is what it leaves out: it has no humidity sensor, Wine Guardian states it is not compatible with humidifiers, and it is not rated for exterior use. It is also the loudest of the three at 51.9 dBA and the lowest-priced.
As an authorized Wine Guardian dealer, Wine Guardian Dealer offers the full Through-the-Wall B series with expert selection support. Wine Guardian manufactures these units, and warranty, returns and service run through Wine Guardian.
See the Wine Guardian Through-the-Wall platform in action, then read the trim notes below for what the Classic does and does not include.
Questions about fit? Call our specialists at (800) 260-1712.
The TTW01B chassis is the current-generation successor to the discontinued Wine Guardian TTW009. Wine Guardian's own TTW009 listing points to the TTW01B Sentinel, and the TTW01B Classic is that same chassis and that same capacity at the temperature-only trim level, so it is the direct successor for a TTW009 owner who never used humidity control. A qualified professional can confirm fit for your existing opening and electrical supply.
The Wine Guardian TTW01B Classic covers cellars up to about 600 cubic feet. Wine Guardian sizes the Through-the-Wall B series by heat load rather than by a published cubic-foot rating, so this figure is calculated with Wine Guardian's own cooling calculator at a documented baseline: an 8-foot ceiling, no glass, R-13 walls and floor, R-29 ceiling, a 75°F warmest wall, 80°F air to the condenser and a 55°F cellar. Wine Guardian separately lists the TTW01B as the replacement for the TTW009, which it rates at 50 to 600 cubic feet.
Glass walls, a warm adjacent room, poor insulation or a high ambient temperature all pull the usable volume down, sometimes sharply. Treat the figure above as a starting point for the conversation, not a specification.
Small wine rooms, wine walls and displays on an interior wall, where the collector wants precise temperature control at the lowest price in the TTW01B family. It suits do-it-yourself installation between standard wall studs and a cellar that already holds humidity acceptably on its own. Closet and under-stair spaces are common homes for a unit this small, and how a closet is converted into a wine cellar covers the framing, vapor barrier and door work those rooms need before a cooling unit is sized.
You want a humidity sensor, which means the TTW01B Sentinel; you need the unit in an exterior wall or a cold space, which means the TTW01B Defender; or you need more capacity, which means the TTW02B Classic above it in the same trim.
The TTW01B Classic carries the shared Through-the-Wall B series feature set with temperature control only, and without the humidity sensor fitted to the Sentinel and Defender trims.
| Feature | What it means for your cellar |
|---|---|
| Temperature Control Only | Holds a cellar set point across the platform's published set-point range of 42°F to 75°F. There is no humidity sensor, so humidity is whatever the room and its vapor barrier deliver. |
| Do-It-Yourself Installation | Wine Guardian lists the installation level as Do-It-Yourself. The unit slides through a wall sleeve or mounts to standard wall studs, with no licensed contractor required for the mechanical fit. |
| Coated Evaporator Coil | A corrosion-resistant coated evaporator coil supports durable, reliable long-term performance in a damp cellar. |
| Eco-Friendly Refrigerant | Uses a non-flammable, low global-warming-potential refrigerant meeting current US environmental standards. |
| Bluetooth and NFC Controls | Monitor and adjust the set point from a smart device without opening the cellar door. |
| 120V Plug-In Power | Runs on a standard USA Type B plug at 120/1/60, so no dedicated hard-wired circuit design is needed for the unit itself. |
| Not Humidifier Compatible | Wine Guardian states the TTW01B Classic is not compatible with humidifiers, so any humidification the room needs must be handled separately from this unit. |
Triple fail-safe protection: a condensate overflow float switch, a loss-of-charge switch that opens at 10 psig and closes at 25 psig, and a high-pressure switch that opens at 300 psig and closes again at 200 psig help prevent water damage, protect the compressor, and reduce system downtime.
Wine Guardian rates the TTW01B Classic at 51.9 dBA, measured at six feet. That sits between a quiet library and normal conversation, and it is the loudest of the three TTW01B trims: Wine Guardian publishes 51.9 dBA for the Classic against 49.5 dBA for the Sentinel and 47.9 dBA for the Defender. Below, that figure sits against everyday sounds.
Because the evaporator side faces the cellar, the practical question is what sits on the other side of the wall. A utility room, garage or closet absorbs the condenser noise. A living room, bedroom or dining room does not.
The TTW01B Classic installs through an interior wall between standard wall studs, supported by a wall sleeve or the included mounting bracket, and exhausts heat into an adjacent ventilated interior space. Wine Guardian does not rate the Classic for exterior use, so both the wall opening and the space receiving the exhaust must be interior. A step-by-step walkthrough of a through-the-wall cooling unit installation covers how the opening is framed, how the sleeve is set and how the unit is sealed into the wall.
Every figure below is Wine Guardian's published specification for the TTW01B Classic trim.
The Classic trim has no humidity sensor, so a wine cellar humidifier is not an option on this unit; that pairing belongs to the Sentinel and Defender trims. Browse all parts and accessories, or explore related ducted and ductless split systems.
All three TTW01B trims are published at the same nominal 1,440 BTU/h at 75°F, so capacity is not what separates them. The four factors below are.
| Decision factor | TTW01B Classic | TTW01B Sentinel | TTW01B Defender |
|---|---|---|---|
| Humidity control | Not included, no humidity sensor | Humidity sensor included | Humidity sensor included |
| Sound at 6 ft | 51.9 dBA | 49.5 dBA | 47.9 dBA |
| Wall type and cold ambient | Interior wall only, no heater | Interior wall only, no heater | Exterior wall package and electric heater available |
| Price tier in the TTW01B family | Lowest of the three trims | Middle of the three trims | Highest of the three trims |
Best for: choose the TTW01B Classic if the cellar sits on an interior wall and you want the same 1,440 BTU/h at 75°F at the lowest price of the three trims. Choose the TTW01B Sentinel if you want a humidity sensor, or the TTW01B Defender if the unit must sit in an exterior wall or run in a cold space. Not ideal for: an exterior wall or a cold space, a cellar that needs active humidity control on the same unit, or a bedroom-adjacent wall where the extra 4 dBA over the Defender will be noticed.
Still narrowing the configuration? Browse every Wine Guardian through-the-wall wine cellar cooling unit, or step back to all wine cellar cooling units. Sizing by room instead? Compare cooling units for cellars up to 1,200 cubic feet across every configuration. Wine Guardian sizes the Through-the-Wall B series by heat load rather than by a published cubic-foot rating, so this figure is calculated with Wine Guardian's own cooling calculator at a documented baseline: an 8-foot ceiling, no glass, R-13 walls and floor, R-29 ceiling, a 75°F warmest wall, 80°F air to the condenser and a 55°F cellar.
Wine Guardian’s Standard Warranty runs 25 months parts and 13 months labor from the date of original invoice. The optional Platinum Warranty runs 25 months parts and 25 months labor, and adds a 36-month parts-only extension on the compressor, evaporator coil and condenser coil, bringing those three parts to 61 months total. Warranty, returns and service are handled by Wine Guardian, not by this store. Register the unit with Wine Guardian after installation and read the warranty documents above for the terms that apply to your unit.
Not if the cellar already holds humidity on its own. A well-sealed cellar with a proper vapor barrier and no outside air infiltration usually stays inside the acceptable range without active humidity control, and the Classic simply does not intervene either way. If the room is above grade, dry in winter, or has a history of corks drying out, the humidity sensor on the TTW01B Sentinel is worth the step up. A licensed HVAC professional should confirm which applies to your room.
No. Wine Guardian states the TTW01B Classic is not compatible with humidifiers, and the trim carries no humidity sensor, so it controls temperature only. If you want humidity control managed by the cooling unit itself, the TTW01B Sentinel adds the humidity sensor. Where a room genuinely runs dry, the alternative is a separate standalone humidifier plus a review of the cellar's vapor barrier and air sealing by a licensed HVAC professional or qualified contractor.
51.9 dBA at six feet sits between a quiet library and normal conversation, and it is the loudest of the three TTW01B trims: Wine Guardian publishes 51.9 dBA for the Classic against 49.5 dBA for the Sentinel and 47.9 dBA for the Defender. In practice the number matters less than the wall it sits in: venting into a garage, utility room or closet makes it a non-issue, while a shared wall with a bedroom or dining room does not. The TTW01B Defender is 4 dBA quieter at 47.9 dBA if the location is sensitive.
All three deliver the same nominal 1,440 BTU/h at 75°F, so the choice is about what surrounds the unit rather than capacity. Choose the Classic for an interior wall and temperature-only control at the lowest price; the Sentinel when you want a humidity sensor; the Defender when the unit must sit in an exterior wall or run in a cold space, where its exterior wall package and electric heater apply.
The Wine Guardian TTW01B Classic covers cellars up to about 600 cubic feet. Wine Guardian sizes the Through-the-Wall B series by heat load rather than by a published cubic-foot rating, so this figure is calculated with Wine Guardian's own cooling calculator at a documented baseline: an 8-foot ceiling, no glass, R-13 walls and floor, R-29 ceiling, a 75°F warmest wall, 80°F air to the condenser and a 55°F cellar. Wine Guardian separately lists the TTW01B as the replacement for the TTW009, which it rates at 50 to 600 cubic feet. Glass, poor insulation or a warm adjacent room reduce that figure, so confirm final sizing with a licensed HVAC professional.
No. Wine Guardian states the TTW01B Classic is not rated for exterior use and should be installed in an interior through-the-wall application only. It exhausts heat into an adjacent ventilated interior space. For an exterior wall or a cold ambient location, the TTW01B Defender is the trim with the exterior wall package and electric heater.
The TTW01B chassis is the current-generation successor to the discontinued TTW009, and Wine Guardian's own TTW009 listing points specifically to the TTW01B Sentinel. The TTW01B Classic is that same chassis at the temperature-only trim level, so it is the direct successor for a TTW009 owner who never used humidity control. Confirm fit for the existing wall opening and electrical supply with a qualified contractor before ordering.
Not sure whether the TTW01B Classic is sized correctly for your cellar, or whether you need the Sentinel's humidity sensor? Our Wine Cellar Specialists can confirm the right capacity and trim for your space.
