P2

P2, P02, P.2, or P-2 might refer to several subjects:

Technology

• P2 (storage media), a "Professional Plug-in" solid state data storage technology employed by Panasonic
• DSC-P2, a Sony Cyber-shot P series camera model
• Honda P2, a 1996 Honda P series of robots, an ASIMO predecessor
• Intel 80286, 2nd generation processor architecture
• Pentium II, 6th generation Intel central processing unit
• Samsung P2, a 2007 flash memory based Yepp portable media player
• P2 audio connector, see Phone connector (audio)

Science

• Bacteriophage P2, a temperate phage of the family Myoviridae that infects E. coli
• P2 laboratory, biosafety-level-2 laboratory
• P2 receptor, a purinergic and pyrimidinergic cell surface receptor
• P2, a pulmonic valve closure sound
• Nix (moon) (former designation P2), a moon of Pluto
• P200 or P2, a component of brain evoked-response potential
• ATC code P02 Anthelmintics, a subgroup of the Anatomical Therapeutic Chemical Classification System
• Buffer P2, a lysis buffer solution
• Period 2, of the periodic table
• Pollution prevention in the US, an environmental management strategy emphasizing avoiding waste rather than treating it
• Diphosphorus (P
  ₂), an inorganic chemical
• SARS-CoV-2 Zeta variant, one of the variants of SARS-CoV-2, the virus that causes COVID-19

Transportation

• P2 transport, a World War II passenger ship/troop ship design of the United States Maritime Commission
• P2, a State 1st class road in Latvia
• LNER Class P2, a class of 6 British 2-8-2 locomotives designed by Sir Nigel Gresley

Aircraft

• P-2 Hawk, a variant of the 1923 P-1 Hawk biplane fighter of the United States Army Air Corps
• P-2 Neptune, known as "P2V Neptune" until 1962, a United States Navy maritime patrol and antisubmarine warfare aircraft introduced in 1947
• Piaggio P.2, a 1923 Italian fighter prototype
• Pilatus P-2, a Swiss Air Force trainer aircraft in service from 1946 to 1981
• Polikarpov P-2, a Soviet Polikarpov biplane trainer prototype

Automobiles

• Alfa Romeo P2, an iconic 1920s racing automobile
• Prodrive P2, an automobile built by Prodrive
• Volvo P2 platform, an automobile platform

Entertainment

• P2 (film), a 2007 suspense/thriller film directed by Franck Khalfoun
• P2 virus, a fictional virus in the novel The Second Angel
• DR P2, a Danish radio channel playing classical music and jazz, literary programming and radio dramas
• NRK P2, a Norwegian radio channel playing cultural programming operated by Norsk rikskringkasting
• Sveriges Radio P2, a Swedish radio channel playing classical music, jazz and world music operated by Sveriges Radio
• Persona 2, 1999 and 2000 role-playing video games by Atlus
• Portal 2, a 2011 puzzle-platform video game by Valve
• Postal 2, a 2003 first-person shooter by Running with Scissors
• "P2" (song), a 2020 song by Lil Uzi Vert from the album Eternal Atake

Other uses

• P2 (panel building), a design for blocks of flats used in East Germany
• Papyrus 2 (P², 𝔓²), a papyrus New Testament manuscript
• Propaganda Due, an Italian Masonic lodge, legal 1945–76 and afterwards clandestine and conspiratorial