Aprilaire 400 Drainless Automatic Bypass Humidifier

Aprilaire 400 Drainless Automatic Bypass Humidifier

The Aprilaire 400 Humidifier features a unique water-conserving design that does not require a drain line. The digital humidistat automatically adjusts the humidity level as outside temperatures change. Aprilaire recommends that an Aprilaire 4788 Maintenance Kit be used each humidification season to ensure that your humidifier is operating at its optimal level.

Includes:
- Built-in bypass damper
- 24 VAC Transformer
- #60 Digital Humidifier Control (Humidistat)
- Automatic Humidifier Control Installation Sheet
- Saddle valve
- One #45 Water Panel
- Remote temperature sensor
- Humidifier installation template

Not Furnished Materials:
- Mounting screws (sheet metal screws)
- Water supply line (1/4" copper)
- Drain line (1/2" I.D. hose)
- Low voltage wire (for remote temperature sensor)
- Bypass ductwork
- Model 50 Current Sensing Relay (if required)

Features:
- Eliminates standing water, making it the perfect choice for homes with septic systems, locations where a floor drain is not available or families interested in water conservation
- Features Digital Control
- Has an evaporation capacity of 0.70 gallons per hour
- Humidifies tightly-constructed homes up to a 4,000 square foot in size
- Needs no drain panel uses 100 percent of humidifier water

Specifications:
- Sq. Ft. Area (air changes/hr.): 1,000 loose house (2) / 2,000 avg. house (1) / 4,000 tight house (1/2)
- Unit Size (inches): 15-3/8W x 15-3/4H x 10-1/4D 6" dia. round opening
- Plenum Opening (inches): 10W x 12-3/4H
- Water Evap Rate: 0.70 gph
- Water Feed Rate: N/A
- Electrical Data: 24V-60Hz 0.5 AMP

5 year Manufacturer's Warranty from date of installation except for the Water Panel.

About Us

Our Beginnings

Same Day Supply is the product of a third generation family HVAC business. What makes our business unique from the rest? Integrity. Treating customers like family and making sure they received the best deal on the products we sell. We offer a wide range of home improvement products like filters, humidifiers, dehumidifiers, thermostats, repair parts, and much more.

What started as a small-town heating and cooling business has turned into an online business still driven by over 60 years of integrity, innovation and family values. Let us know how we can serve you.

How We Do Business

Same Day Supply has become an industry leader by offering great prices and treating customers with respect, caring and honesty. We operate our business on Christian principals and a minimum of 10% of company profits are donated directly to charities in support of orphans and widows in the local community and around the world. We only sell brand new, top-quality, name brand products from major manufacturers that we have installed and tested ourselves and we stand behind the effectiveness of every product that we sell.

We encourage you to ask questions and tap into our years of home improvement experience when making a decision about which item to purchase. When your health and comfort is at stake, purchasing the right product is an important decision! We're happy to help and we appreciate your business!