Price History for Model 300 Self-Contained for up to 3,900 sq. ft. Whole-House Evaporative Humidifier
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Model 300 Self-Contained for up to 3,900 sq. ft. Whole-House Evaporative Humidifier
Improve the air quality in your home with this evaporative humidifier. Made for homes up to 3,900 sq. ft., it provides optimal relative humidity to balance out the dry air in colder climate regions. The evapora
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Price History Chart
Recorded price history
| Date | Price |
|---|---|
| Aug 7, 2026 | $653.39 |
| Aug 6, 2026 | $780.99 |
| May 5, 2026 | $653.39 |
| Feb 7, 2026 | $659.99 |
| Feb 6, 2026 | $764.99 |
| Dec 26, 2025 | $659.99 |
| Dec 24, 2025 | $725.99 |
| Dec 14, 2025 | $659.99 |
| Dec 12, 2025 | $659.99 |
| Nov 16, 2025 | $659.99 |
| Oct 22, 2025 | $659.99 |
Analysis
Model 300 Self-Contained for up to 3,900 sq. ft. Whole-House Evaporative Humidifier price analysis
Price analysis for Model 300 Self-Contained for up to 3,900 sq. ft. Whole-House Evaporative Humidifier at Home Depot: Today's price is $653.39. That's 1% off the MSRP of $659.99. Current price is 9% below the 90-day average of $717.19 (a $63.80 below the running mean).
- The current price of $653.39 is 1% (or $6.60) below the MSRP of $659.99.
- Current price is 9% below the 90-day average of $717.19 (a $63.80 below the running mean).
- The lowest recorded price on PriceWatchPro was $653.39 on May 5, 2026. The current listing is at this all-time low.
- The highest recorded price on PriceWatchPro was $780.99 on August 6, 2026. Today's price is $127.60 below that peak.
- 30-day trend: trending down 16.3% from $780.99 to $653.39.
- Across 10 tracked price changes, the listing has dropped 4 times with an average drop of $76.30.
- PriceWatchPro has been tracking this listing since October 22, 2025 (289 days of price history).
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Model 300 Self-Contained for up to 3,900 sq. ft. Whole-House Evaporative Humidifier shopping snapshot
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