EH Electrical Hazard Footwear. Electrical hazard footwear is designed to protect the wearer from open electrical circuits of 18,000 volts at 60 Hz for 1 minute with no current flow or current leakage in excess of 3.0 milliamperes under dry conditions. These shoes are secondary protection on surfaces that are substantially insulated. All our EH footwear meet ASTM 2413-11 Section 5.5 and ASTM F2892-11 Section 5.2 specifications.