Junction Box Connection Plate This Junction Box Connection Plate makes an excellent replacement to a worn junction box cover plate. This part is die-cast with a durable baked-on powder finish and installs easily into the junction box opening. It is constructed of heavy gauge, steel for long-lasting durability. This Connection Plate is not intended for use in wet environments and should be used indoors only where it is protected from moisture. This AM29892 Junction Box Connection Plate can be used to connect three AM29788 Junction Boxes in a row, or for other applications requiring a combination of square and rectangular junction box. Have a question about RHEEM AM29892 AM29892 Junction Box Connection Plate? Call us at 1-877-944-8693 for assistance. One (1) Rheem AM29892 Junction Box Connection Plate RBD-090-2: Flat plate for the top or bottom of the junction box and is notched to receive a grounding lug. Junction Box Connector Plate The Rheem Junction Box Connection Plate is compatible with Rheem gas furnace models: Gas Furnace Models -- Rheem / Ruud / Systemline AM29892, AM-29892, AM-29834, AM-29839 The Rheem/Ruud 30-amp single Pole, 40 Circuit Indoor and Outdoor Electrical Raceway Box Connection Plate is designed for use with the Rheem and Ruud indoor and outdoor electrical raceway system in conjunction with junction boxes. It makes installation of multiple circuits possible within a single raceway. This junction box connection plate provides a means to connect additional circuits in an already installed raceway system. It is compatible with all Rheem residential boilers rated at 40 amps or lower