Aprilaire Humidifier Replacement Guide

Posted on: August 8, 2017 | by: HVAC.com August 24, 2017

Do you have an old Aprilaire humidifier that is over warranty and beyond repair? Companies come out with new models and series of products all the time, constantly trying to make their products more user friendly, efficient and effective. However, that becomes troublesome when you look to replace your current humidifier and find that it is no longer manufactured. Below is a guide to show you what new Aprilaire humidifier model replaces your old model.

 

New Aprilaire Replacement Models Old Aprilaire Models       
 700 Automatic / 700 Manual 110, 112, 700, 760, & 768
 600 Automatic / 600 Manual 220, 224, 440, 568, & 560
 500 Automatic 500 & 550
 400 Automatic 445

 

Okay, so you see the new model that replaces your old Aprilaire humidifer, but will it fit the hole that is already in your ductwork? Great Question… Below we have the Plenum Opening (or opening in duct work) sizes so you can be sure you are getting the best replacement for your home.

Aprialire Model NumberWidth MeasurementHeight Measurement
 110 13 58 11 1316
 112 19 38 12 1516
 22010 18 11″
224 15″ 12 38
400 Automatic & 400 Manual9 34 12 12
 440 13 34 11 14
445 13 34 11 14
550, 500 Automatic, & 500 Manual 9 38 9 12
 560 9 34 12 12
 568 9 34 12 12
 600 Automatic & 600 Manual 9 34 12 12
 700 Automatic & 700 Manual 14 78 14 316
 760 14 78 14 316
 768 14 78 14 316

 

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