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AlorAir Sentinel HS35 35-Pint Crawl Space Dehumidifier

Original price $449.66 - Original price $449.66
Original price
$449.66
$449.66 - $449.66
Current price $449.66
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Specifications

ModelSentinel HS35
Size and weight
Dimensions15.35"L x 11.2"W x 11.4"H
Weight37.8 lbs
Top and sink
DrainageGravity drain only, 6.5' drain hose
Performance
CoverageUp to 1,000ft²
Airflow115 CFM
Operating Temperature33°F to 105°F
NoiseLess than 50 dBA
Power
Power115 V, 60 Hz, 2.9 A
Electrical RequirementGrounded 3-prong GFCI outlet, 15 A circuit
Install and warranty
CertificationscETL
Details
Water Removal at AHAM (80°F, 60% RH)35 pints/day
Water Removal at Saturation (90°F, 90% RH)70 pints/day
Humidity Settings30%, 50% or 70% RH, plus continuous mode
Efficiency2.0 L/kWh
RefrigerantR32
FilterMERV-1

The simplest Sentinel in the range

The Sentinel HS35 removes 35 pints a day at AHAM conditions (80°F, 60% RH) and up to 70 pints a day at saturation (90°F, 90% RH), from a 15.35" x 11.2" x 11.4" steel cabinet that weighs 37.8 lbs. It is rated for spaces up to 1,000ft² on a 2.9 A draw.

That size suits low crawl spaces, closets and small basements. For a larger or wetter space, or where water has to be pumped uphill, look at the Sentinel HD35P or HD55 instead.

Hang it high, let it drain

Hang it high, let it drain

There is no bucket to empty. Condensate runs out of the gravity drain port through the included hose to a floor drain, sump or outside, and a float switch lights the Full indicator if water backs up in the reservoir.

The HS35 has no pump, so the hose must run downhill from the unit. Set it on blocks or hang it from joists with a hanging kit (sold separately) to give the water somewhere to fall.

Three fixed settings on one knob

Three fixed settings on one knob

A single knob sets the unit: OFF, continuous, or a humidity setpoint of 30%, 50% or 70% RH. The integral humidistat then starts and stops the compressor on its own, and automatic defrost keeps the coil clear down to 33°F.

Four lights show power, defrost, a full reservoir and faults. There is no digital readout or WiFi, which keeps the HS35 simple to live with in a space you rarely visit.

Got Questions?

Find answers below or contact our support team.

Does the HS35 have a pump?

No. The HS35 drains by gravity only, so the hose must run downhill to a floor drain, sump or outside. If the water has to go up to reach a drain, the Sentinel HD35P has a built-in pump.

What humidity settings does it have?

The knob has fixed settings of 30%, 50% and 70% RH, plus continuous mode and off. The unit stops when the space falls below the setting and restarts when it rises above it.

How cold can the space be?

The operating range is 33°F to 105°F. Automatic defrost clears ice from the coil in cool conditions, but the HS35 is not meant for spaces that fall below freezing.

What power does it need?

It draws 2.9 A at 115 V. AlorAir asks for a grounded 3-prong GFCI outlet on a 15 A circuit, and no extension cords or plug adapters.

How do I maintain it?

Slide out the MERV-1 filter to clean it, wipe the cabinet with a damp cloth, and clean the coils once a year with a self-rinsing foaming coil cleaner. Unplug the unit first.

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