A Thermolyne furnace hearth plate can be purchased through the manufacturer’s website, Thermo Scientific, as of February 2015. In addition, hearth plates for Thermolyne furnaces can be purchased worldwide through several online laboratory equipment retailers such as Taylor Scientific, AlphaMultiservices, Cole-Parmer, and VWR International.
When sourcing a hearth plate, it is essential to make sure that the replacement part is right for the furnace. Taylor Scientific lists the product number, description and furnace type to assist in this process. A hearth plate can be sourced for as low as $20.23 for the 1300 model furnace and $50.92 for the 1400 model furnace.