2N or 2-N may refer to: * 2N or 2°N, the

2nd parallel north Following are whole degree circles of latitude between the Equator and the 5th parallel north: 1st parallel north The 1st parallel north is a circle of latitude that is 1 degree north of the Earth's equatorial plane. It crosses the Atlantic ...

latitude *

MI 2N The MI 2N (French: ''Matériel d'Interconnexion à 2 Niveaux'', English: ''two-level interconnection rolling stock'') is a family of double-deck, dual-voltage electric multiple unit trainsets that are operated on the Réseau Express Régional ( ...

, a type of electric multiple unit running on the French RER rail network * 2N, a prefix labelling certain

JEDEC The Joint Electron Device Engineering Council (JEDEC) Solid State Technology Association is a consortium of the semiconductor industry headquartered in Arlington County, Virginia, Arlington, United States. It has over 300 members and is focused ...

transistors, notably the

2N2222 The 2N2222 is a common NPN bipolar junction transistor (BJT) used for general purpose low-power amplifying or switching applications. It is designed for low to medium current, low power, medium voltage, and can operate at moderately high sp ...

* 2N, an indicator of a redundancy level in (for example) an

uninterruptible power supply An uninterruptible power supply (UPS) or uninterruptible power source is a type of continual power system that provides automated backup electric power to a electrical load, load when the input power source or mains electricity, mains power fai ...

configuration *

Powers of 2 A power of two is a number of the form where is an integer, that is, the result of exponentiation with number two as the base and integer as the exponent. In the fast-growing hierarchy, is exactly equal to f_1^n(1). In the Hardy hi ...

(2ⁿ) * In genetics, 2n = x refers to a

diploid chromosome number Ploidy () is the number of complete sets of chromosomes in a cell, and hence the number of possible alleles for autosomal and pseudoautosomal genes. Here ''sets of chromosomes'' refers to the number of maternal and paternal chromosome copies, re ...

of x * NJ 2-N; see

New Jersey Route 17 Route 17 is a List of state highways in New Jersey, state highway in Bergen County, New Jersey, United States, that provides a major route from the George Washington Bridge, Lincoln Tunnel and other northeast New Jersey points to the New York S ...

* MI 2N series double-decker train; see

RER A RER A is one of the five lines in the Réseau Express Régional (English: Regional Express Network), a hybrid commuter rail and rapid transit system serving the city and suburbs of Paris Paris () is the Capital city, capital and List o ...

* HP 2N, ISO/IEC 8859-2 character set on printers by Hewlett-Packard

See also