1947 Ground Fault Monitor https://www.advancemining.com/repair/catalog/R20-11-1937 https://www.advancemining.com/@@site-logo/logo-ams.jpg 1947 Ground Fault Monitor Manufacturer Name Manufacturer of the item A.E.E. Category Product category Ground Monitors:Resistive Monitor Lead Image No image Lead Image Caption Settings Short name This name will be displayed in the URL. R20-11-1937
