Rheem/Ruud Ignition Control, Assembled in the USA by the Robertshaw® Controls Company for Rheem, Input Voltage 24V, 60 Hz. MSRP $156.70, Replaces obsolete part numbers 625012, 62-21747-01, 8404-5519, and 8404-5525
Purchase includes a one year manufacturer's warranty from the date of purchase.
https://www.1877forparts.com/warranty