Brady 46347 Rectangle "Mr. Ouch" Transformer Marker, 4-1/2" x 8", DANGER HAZARDOUS VOLTAGE....ETC, Black/Red on White

National Electrical Manufacturers Association (NEMA) recommends use of Mr. Ouch labels on transformers located in public areas. Our transformer markers meet the NEMA standard as well as UL 969. Markers are made of B-927 Tamper resistant film to prevent defacing and vandalism. Their permanent pressure-sensitive acrylic adhesive provides a strong bond to steel and other clean, dry surfaces.