For big or very humid houses where a single ducted unit has to keep up all summer; overkill for an average home.
Amazon $2,500
For large homes where an HVAC contractor is already installing Honeywell Home or Resideo equipment; DIY buyers have easier options.
- 94.3 pints/dayCapacity
- 2.2 L/kWhEfficiency
- Drain hoseDrainage
- 5 yearsWarranty
Price checked October 22, 2026. As an Amazon Associate we earn from qualifying purchases.
- Big capacity for large homes from one ducted unit
- 6 in fresh-air inlet lets it bring in ventilation air
- Wires to an IAQ thermostat for system-wide control
- Hardwired, heavy (96 lb), and effectively a pro-install product
- Warranty may be void without professional install
- Less efficient than the AprilAire E130 at a similar price
- Noise and coverage aren’t published
How it scores
The rating comes from 6 measured or published factors, each scored 0-100 against fixed reference points for its size. How we rank explains each one.
Specifications
| Model number | DHM120R4000/U |
|---|---|
| Performance | |
| Capacity (2019 DOE) | 94.3 pints/day |
| Efficiency (IEF) | 2.2 L/kWh |
| ENERGY STAR | Yes |
| Energy use | 556 kWh/year |
| Lowest operating temperature | 50 °F |
| Drainage and controls | |
| Built-in pump | No |
| Drain hose outlet | Yes |
| Wi-Fi app | No |
| Auto defrost | Yes |
| Build | |
| Type | Whole-home |
| Refrigerant | R-32 |
| Dimensions | 21 x 14.75 x 27 in |
| Weight | 96 lb |
| Wheels | No |
| Warranty | 5 years |
| Sealed-system warranty | 5 years |
Alternatives in this size
For homeowners who want an efficient ducted unit that also handles fresh-air ventilation and cold spaces; most worth it in tight, humid homes.
Amazon $2,682For homes already on a Honeywell Home or Resideo system whose installer wants a matching ducted dehumidifier for a small to mid-size house.
Jackson Systems $1,494.62Compare
Compare the Honeywell Home DHM120 with any other dehumidifier →
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