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Wine Guardian TTW01B Sentinel Through-The-Wall Wine Cellar Cooling Unit

Name: Wine Guardian TTW01B Sentinel Through-The-Wall Wine Cellar Cooling Unit
Brand: Wine Guardian
SKU: WGTTW01B00LCS2A0BHF
Price: 4069.00 USD
Availability: InStock

Wine Guardian | SKU: WGTTW01B00LCS2A0BHF

Wine Guardian Authorized Dealer | Wine Cellar Authority

$4,069.00 USD

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Sentinel Series · Through-The-Wall

TTW01B Sentinel: Humidity-Controlled Wall Cooling for Small Cellars

The TTW01B Sentinel is a wall-mounted, self-contained cooling unit that holds both temperature and humidity steady in small and mid-sized wine rooms, rated from 830 to 1,650 BTU/h. Its built-in humidity sensor, internal condensate evaporator, and low-GWP refrigerant work together in a single body that mounts between the studs, so most installs need no drain line and no outside help.

Within the current Wine Guardian through-the-wall range, the Sentinel is the middle tier: it takes the Classic platform and layers on humidity sensing plus condensate management, while the Defender adds exterior-wall rating on top of that. For most home cellars that need real humidity control but no outdoor exposure, the Sentinel is the balanced pick, and it covers the same temperature control range collectors search for without ducting or a split system.

Wine Cellar Authority is an authorized Wine Guardian dealer, and our specialists can confirm the right through-the-wall capacity for your room before you order, with full factory warranty on every unit.

1,440

BTU/h nominal

49.5dB

at 6 ft

42–75°F

cellar range

58lb

weight

Published capacity reflects standard test conditions. Your real cooling load shifts with insulation, glass area, room temperature, and door sealing, so verify the model against Wine Guardian's sizing calculator and a qualified professional before ordering.

Download the Wine Guardian Through-the-Wall Product Brochure

Replaces TTW009

If you are looking at the discontinued Wine Guardian TTW009, the TTW01B Sentinel is its current-generation successor in the same 1,000 BTU/h class. The B-series update brings a more efficient platform, low-GWP refrigerant, integrated humidity sensing, and Bluetooth/NFC connectivity that the original TTW009 did not offer.

Who It Is For

Is the TTW01B Sentinel Right for You

✓ Ideal For

Owners of small to mid-sized cellars, wine walls, or display rooms who want a single wall-mounted unit that manages both temperature and humidity, runs quietly enough for living areas, and goes in without ducting or a contractor.

× Consider Another Model If

Your unit must vent through an exterior wall (choose the Defender), your room needs more than roughly 1,650 BTU/h (step up to the TTW02B or TTW04B, or compare a ducted D025), or you do not need humidity control and want to save (choose the Classic).

Key Features

TTW01B Sentinel Features and Benefits

Feature	What it means for your cellar
Humidity Sensor	A built-in thermostat-humidistat reads cellar humidity and pairs with a Wine Guardian freestanding humidifier so temperature and moisture are managed together.
Condensate Evaporator	Condensate is re-evaporated inside the unit, which guards against leaks and, in most rooms, lets you skip a dedicated drain line entirely.
Whisper-Quiet	Runs as low as 49.5 dB measured at 6 feet, quiet enough to sit near a lounge or dining area without intruding.
Eco-Friendly Refrigerant	Charged with a low global-warming-potential refrigerant that meets current US environmental requirements.
Smart Controls	Onboard Bluetooth and NFC controls let you check and change cellar conditions from the unit face or a phone.

Three-layer fail-safe design: a condensate overflow cutoff, a loss-of-charge switch, and an auto-resetting high-pressure switch work together to limit water damage, shield the compressor, and keep downtime low.

See It in Action

See the TTW01B Sentinel in Action

Watch How It Works

Watch how the Sentinel through-the-wall unit installs and runs, and how its self-contained design keeps a cellar stable day to day.

Through-the-wall installation, no ductwork
Built-in humidity sensor and smart controls
Whisper-quiet, fail-safe operation

Questions about fit? Call our specialists at (888) 885-1670.

Whisper-Quiet

How Quiet Is It

The TTW01B Sentinel measured at six feet, against everyday sounds.

60 dBNormal conversation

55 dBElectric toothbrush

50 dBModerate rainfall

49.5 dBTTW01B Sentinel at 6 ft

45 dBQuiet library

Installation

Installation Requirements

The Sentinel is built to go in yourself, seated between standard wall studs. The included bracket or an optional wall sleeve carries the unit as it slides through the opening and vents heat into the room on the other side of the wall.

Installs through an interior wall (not rated for exterior use)

Mounting bracket included; wall sleeve available separately

Exhausts heat into an adjacent, ventilated interior room

Internal condensate evaporator often eliminates a dedicated drain line

This 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.

In the Box

What’s Included

TTW01B Sentinel cooling unit

Mounting bracket

Humidity sensor

Condensate evaporator

Owner's manual, brochure, and spec sheet

Resources

Documents and Resources

Through-the-Wall Product BrochurePDF Through-the-Wall Specifications SheetPDF Quick Start Installation GuidePDF Installation and Operation ManualPDF Standard WarrantyPDF Platinum WarrantyPDF

Specifications

Full Technical Specs

ModelTTW01B Sentinel

Cooling Capacity830–1,650 BTU/h (nominal 1,440 BTU/h @ 75°F)

Line Frequency60Hz (USA, Canada, and most of Central & South America)

Plug TypeStandard USA Type B

Dimensions27.6 × 14.1 × 15.75 in

Weight58 lbs

Temperature RangeMaintains approximately 55°F–58°F cellar conditions

Humidity55%–65% RH with optional freestanding humidifier

Noise LevelAs low as 49.5 dB at 6 ft (2 m)

ConfigurationSelf-contained, through-the-wall, air-cooled, ductless

Exterior RatedNo, interior installation only

Optional Accessories

Compatible Add-Ons

Browse all parts and accessories, or explore related ducted and ductless split systems.

Related Models

Compare Across the Line

TTW01B Classic→

TTW01B Defender→

TTW02B Sentinel→

Browse the full Through-the-Wall range or all wine cellar cooling units.

FAQ

Frequently Asked Questions About the TTW01B Sentinel

How quiet is the Wine Guardian TTW01B Sentinel?

The Sentinel runs as low as 49.5 dB measured at six feet, which sits between a quiet library and moderate rainfall. Sound-reduction foam and low-vibration mounting keep it discreet enough for cellars next to living or dining areas.

Does the TTW01B Sentinel control humidity, and what range does it hold?

Yes. A built-in sensor combines thermostat and humidistat functions, and paired with an optional Wine Guardian freestanding humidifier it helps hold roughly 55%-65% relative humidity, the band that supports long-term aging.

What warranty comes with the Wine Guardian Sentinel?

Wine Guardian units carry the manufacturer's standard warranty, with an available extended Platinum warranty covering the sealed refrigeration system for longer. Warranty service is handled through the manufacturer; see the Standard and Platinum warranty documents on this page for exact terms.

How do I size a TTW01B Sentinel for my cellar?

Cubic footage alone will not size a unit. Insulation, glass area, room temperature, door sealing, and lighting heat all move the cooling load, and the Sentinel is rated from 830 to 1,650 BTU/h for small to mid-sized rooms. Confirm the exact capacity with Wine Guardian's sizing calculator and a qualified professional before ordering.

How is a through-the-wall unit like the Sentinel installed?

It is built for DIY mounting between standard wall studs, using the included bracket or an optional wall sleeve, and it vents heat into an adjacent interior room rather than outdoors. Confirm final placement, electrical supply, and ventilation against Wine Guardian's documentation and a licensed professional.

What controls does the TTW01B Sentinel have?

The Sentinel includes onboard Bluetooth and NFC controls, so you can read and adjust cellar temperature and humidity from the unit face or a smart device without a separate wired panel.

Which current model replaces the discontinued Wine Guardian TTW009?

The TTW01B replaces the discontinued 1,000 BTU/h TTW009. In Sentinel trim it adds a humidity sensor, internal condensate evaporator, and sound-reduction foam over the base Classic, plus Bluetooth and NFC controls the original TTW009 did not have.

Need Help Confirming the Right Wine Guardian Model?

Unsure whether the Sentinel is the right size for your room? Our wine cellar specialists will confirm the capacity and configuration that fit your space.

Designing a Wine Cellar? Let’s get it right.

Wine Guardian TTW01B Sentinel Through-The-Wall Wine Cellar Cooling Unit

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TTW01B Sentinel: Humidity-Controlled Wall Cooling for Small Cellars