High voltage is electrical potential large enough to cause injury or damage.

High Voltage may also refer to:

• High Voltage (1929 film), an American pre-Code film
• High Voltage (1981 film), a Croatian film
• High Voltage (1997 film), a direct-to-video action film
• High Voltage (2018 film), an American scifi horror film

• High Voltage (1976 album), by AC/DC, released internationally
  • "High Voltage" (song), by AC/DC, 1975
  • High Voltage (1975 album), by AC/DC, released only in Australia
• High Voltage (Eddie Harris album), 1969
• High Voltage (Emerson, Lake & Palmer album), 2010
• High Voltage (Count Basie album), 1970
• "High Voltage", a song by Linkin Park from, either the bonus edition CD release of Hybrid Theory, or their self titled demo tape from 1999 with the same name
• High Voltage, a Bahamian band, later Baha Men
• High Voltage Festival, a music festival in London, England

• High Voltage Magazine, first published in 2003
• High Voltage, an Institution of Engineering and Technology academic journal
• High Voltage, a character in Disney's Big Hero 6
• High Voltage, later Faction Talk, a satellite radio channel
• High Voltage Radio, AC/DC's pop-up digital radio station in Australia

• High Voltage (professional wrestling), a tag team of Robbie Rage and Kenny Kaos
• Matt Hardy (born 1974), professional wrestler, ring name High Voltage

• High Voltage (horse) (foaled 1952), a Thoroughbred racehorse
• High voltage in a digital signal, also known as "logical 1"
• High Voltage Software, an American game development company

• All pages with titles beginning with High Voltage
• All pages with titles containing High Voltage
• High Tension (disambiguation)
• Electric power transmission
• Overhead power line