top of page

Research Products Corporation has determined a specific type of electrode wire with a “D” shaped connector may loosen causing arcing and/or overheating at the interface of the connector and canister, posing a fire hazard. The affected Steam Humidifiers were produced from June 2010 – January 2015. No other products are affected. Research Products Corporation voluntarily notified and is working with the U.S. Consumer Products Safety Commission on this issue.  

The Steam Humidifier was marketed under the following brand names and models: 


We request that you immediately check your inventory of the part numbers listed below. Click here for a FREE swap out of your “D” shaped connector electrode wires with “O” shaped connector electrode wires.

​AprilAire®                                     #4978

Carrier® & Bryant®                      #5372

York®, Coleman® & Luxaire®      S1-5274

To eliminate the fire hazard, Research Products Corporation engineers developed an electrode wire with an “O” shaped connector which has been used in Steam Humidifiers manufactured after January 2015. 

To help us reach homeowners as quickly as possible, we are asking for your help in identifying all homeowners you sold theses Steam Humidifier models to through January 2015.


Within the next 5 business days please email an Excel file to  containing the following information: Homeowner name, address, phone number, number of units installed at the address, and installation date. Please note, your customer list will not be compromised. It will not be sold, shared, or used for any purpose other than this recall. 


To access an easy-to-use Excel template for your homeowner data, click here.


$200 Service Reimbursement Program

A Research Products Steam Humidifier Safety Recall Repair Kit will ship directly to homeowners. The kit contains two electrode wires with “O” shaped connectors, a complimentary Replacement Steam Canister, and repair instructions. 


We are recommending to homeowners they contact their professional heating and cooling contractor to schedule a service call to install the repair kit at no charge to the homeowner. We estimate replacing the two electrode wires and canister typically takes 15 – 20 minutes. We have an online program to reimburse contractors US$200 for the repair service in the form of a check. Click here to view the reimbursement program details and submit a reimbursement request.

bottom of page