Collection: Class 3 Sleeves

Class 3 electrical sleeves, designed for protection against electrical hazards up to 26,500 VAC, are tested for pinholes before each use and undergo voltage testing, with a proof test voltage of 60,000V DC. 

Here's a more detailed explanation:

Purpose of Class 3 Sleeves:
Class 3 electrical-insulating sleeves, made of dielectric rubber, provide additional protection from accidental contact with energized equipment, extending protection from the cuff of the rubber insulating glove up to the shoulder. 

Voltage Ratings:
AC Maximum Use Voltage: 26,500V 
AC Proof Test: 30,000V 
DC Maximum Use Voltage: 39,750V 
DC Proof Test: 60,000V