SEAVON HD12-RV5 Dehumidifier, 34 Pints/Day

Pints: The SEAVON HD12-RV5 dehumidifier is listed for areas up to 2,500 square feet and offers adjustable humidity settings, two fan speeds, and tank or hose drainage. Its 34-pint maximum is conditional on very warm, humid conditions, while the stated collection rate falls at cooler or drier test conditions.

At a glance

The claimed 34-pint daily maximum applies at 95°F and 90% RH. The listing gives lower rates of 10, 15, and 26 pints per day at its other stated conditions.
A 0.6-gallon tank shuts the unit off when full. The included hose supports continuous drainage when correctly attached and routed downward.
Humidity can be set from 30% to 80% in 5% steps, with low or high fan speed and a 1–24-hour timer.
Sleep mode runs the fan at a lower speed and turns off most display lights after about 10 seconds.
The listing describes built-in handles, rolling casters, automatic defrost, and memory that restores prior humidity and fan-speed settings after power returns.

Price

$129.95Save 35%

Reference price: ~~$199.99~~

Price checked: Nov 14, 2026

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Pros and cons

Pros

The included drain hose enables hands-free drainage instead of relying on the small 0.6-gallon tank.
Adjustable humidity, two fan speeds, and a timer allow operation to be tailored to different rooms and conditions.
The listing specifies automatic defrost for operation in its stated low-temperature range.

Cons

The 0.6-gallon tank has limited capacity for tank-only use and requires emptying when full.

Technical specifications

20 specifications

Identity
Brand	SEAVON
Model	HD12-RV5

Moisture removal and coverage
Listed floor area	2500 square_feet
Maximum listed daily removal	34 pints_per_day
Removal at 65°F and 60% RH	10 Pints/Day (65°F, 60% RH)
Removal at 80°F and 60% RH	15 Pints/Day (80°F, 60% RH)
Removal at 86°F and 80% RH	26 Pints/Day (86°F, 80% RH)
Maximum removal at 95°F and 90% RH	34 Pints/Day (95°F, 90% RH)
Tank capacity	0.6 gallons

Controls and operation
Operating mode	Continuous
Fan speeds	2
Humidity setting range	30%-80% in 5% increments
Timer	1-24 hour timer
Special features	Adjustable Humidity Control, Child Lock, Continuous Draining, Quiet Operation, Sleep Mode
Low-temperature operating range	41°F to 68°F (5°C-20°C)

Dimensions and installation
Dimensions listed	19.6"D x 8.94"W x 12.5"H
Drain hose length	3.28-ft
Drain hose connection requirement	10 mm inner diameter
Clearance around unit	7.9 inches (20 cm)

Appearance
Color	Snow White

What to know before buying

The advertised 34-pint daily maximum is condition-specific at 95°F and 90% RH. The listed rates are 10 pints/day at 65°F and 60% RH, 15 at 80°F and 60% RH, and 26 at 86°F and 80% RH, so actual collection depends on room conditions. Before first use, the instructions say to leave the unit upright and unpacked for at least 24 hours. Continuous drainage requires a 10 mm inner-diameter hose secured downward without bends or blockages, and at least 7.9 inches of clearance around the unit. The listing's general 2,500-square-foot coverage is a claim, not a guarantee for every space.

What’s in the box

Included

0.6-gallon removable water tank
59-inch power cord
Dehumidifier
Drain hose
User manual

Who is it for?

A good fit for

Buyers seeking a portable unit for everyday moisture control in a basement, bedroom, bathroom, or laundry area.
People who can route a drain hose to avoid manually emptying the tank.
Users wanting humidity adjustments, two fan speeds, sleep mode, and a timer.

Less suited to

Buyers needing a large reservoir for extended operation without drainage or emptying.
Spaces where required airflow clearance or a downward continuous-drain hose route is impractical.

SEAVON HD12-RV5 Dehumidifier, 34 Pints/Day · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.3 / 5 · 811 ratings

5 stars67%67%
4 stars14%14%
3 stars9%9%
2 stars3%3%
1 star7%7%

Customer feedback reports favorable experiences with moisture removal, noise, compactness, and operation, including use in small apartments. The listing's sleep mode and compact listed dimensions are relevant context, but customer perceptions do not establish measured noise or performance. Feedback is mixed on the amount of water collected, which matters because the tank holds 0.6 gallons and the stated daily removal varies substantially by temperature and humidity.

Positive themes

Customers report that the unit works well and removes moisture, and mention its compact size and quiet operation.
Customers also appreciate the changing color modes and describe it as good value.

Mixed feedback

Customer feedback disagrees on how much water the unit collects.

Frequently asked questions

Does the 34-pint rating mean the tank holds 34 pints?

No. The 34-pint figure is the listed maximum daily moisture removal at 95°F and 90% RH. The tank capacity is 0.6 gallons.

Can it drain continuously?

The listing says to connect the included hose, which it describes as 3.28 feet long. Instructions specify a 10 mm inner diameter and require a downward route without bends or blockages.

How quiet is it?

The title claims 37 dB, but the supplied detailed operating information does not clarify the conditions for that figure. Sleep mode is described as lowering fan speed and turning off most display lights.

What temperatures does the listing specify for low-temperature operation?

It lists automatic defrost and operation from 41°F to 68°F (5°C-20°C).