Aprilaire 500 | Automatic Compact Furnace Humidifier

The AprilAire Model 500 is a compact, whole-home bypass humidifier that adds healthy humidity throughout your living space directly through your existing HVAC ductwork.

Designed for small to mid-sized homes, this evaporative humidifier uses a simple, low-maintenance water panel system to protect wood floors and furnishings, ease dry skin and respiratory irritation, and improve comfort through the winter months — all while consuming minimal water and electricity.

General

Model: AprilAire 500 (Automatic)
Type: Bypass Evaporative Humidifier
Control: Automatic Digital Humidistat with Outdoor Temperature Sensor
Water Panel: Model 10 (replaceable evaporator pad)

Performance

Capacity: 12 gallons per day
Water Feed Rate: 3 gph
Coverage: Up to 3,000 sq. ft. (tightly sealed homes); approx. 1,500 sq. ft. (average sealed homes)

Dimensions & Installation

Width (incl. solenoid valve): 15-5/8"
Height (incl. drain spud): 13"
Depth: 10-1/4"
Plenum Opening Required: 9-1/2" W x 9-1/2" H
Bypass Duct: 6" diameter

Electrical

Voltage: 24 VAC, 60 Hz
Amperage: 0.5 A

15-5/8" W x 13" H x 10-1/4" D

5-Year Limited Manufacturer Warranty