M: 118, 120V, 0.6 Amps, 60Hz, Power Consumption (watts): 31W; Material: Aluminum + Galvanized Steel; Certifications: Motor UL Approved Cross Reference Numbers: FK4, GFK4, GFK4B, NDV4236I, R7-RB74K, HB-RB74K, SkyTech FK-165-ESC, 98240;?? NOTE: The "Fits" BRAND and MODEL # Listed below are Reference ONLY! Make sure you measure the size of your original blowers and compare with the replacements BEFORE you order Easy to Install, High Quality, Powerful, Quiet, Superbly Balanced, Energy Efficient and Long Lasting; NOTE:Blower will not start until thermodisc is heated to approximately 120° F. NOTE: The "Fits" BRAND and MODEL # Listed in the Product description are Reference ONLY! Make sure you measure the size of your original blowers and compare with the replacements BEFORE you order.