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MIL-PRF-39019



Circuit Breakers, Magnetic, Low-Power, Sealed, Trip-Free, General Specification For FSC: 5925

This specification covers the requirements and test procedures for single and multipole, trip-free, sealed, low-power, magnetic circuit breakers with current ratings of 0.050 amperes to 20.0 amperes inclusive, up to and including 240 volts, 60 hertz (Hz) and 400 Hz alternating current (ac), and 50 volts direct current (dc). These circuit breakers may also include auxiliary contacts and terminals for monitoring circuits.



Points of Contact:

Circuit Protection Group Phone: 614-692-0548, 0506 Email: CircuitProtect@dla.mil

Document Downloads

  • MIL-PRF-39019
  • Circuit Breakers, Magnetic, Low-Power, Sealed, Trip-Free, General Specification For Revision: F, Dated: 14 May 2010 File Name: prf39019.pdf, File Size: 543 kb


  • MIL-PRF-39019E Supplement 1 
  • List of MIL-PRF-39019 Associated Specifications
    Dated: 08 February 2008
    File name: prf39019sup1.pdf, File Size: 17 kb

  • MIL-PRF-39019 EP Study 
  • The Use of Pure Tin Finishes in MIL-PRF-39019 and MIL-PRF-55629 Circuit Breakers.
    Dated: 08 January 2008
    File name: prf39019EPStudy.pdf, File Size: 21 kb

  • MIL-PRF-39019/1H 
  • Circuit Breakers, Magnetic, Low-Power, Sealed, Trip-Free, One-Pole
    Dated: 14 May 2010
    File name: prf39019ss1.pdf, File Size: 112 kb

  • MIL-PRF-39019/2H 
  • Circuit Breakers, Magnetic, Low-Power, Sealed, Trip-Free, One-Pole, Auxiliary Contacts
    Dated: 14 May 2010
    File name: prf39019ss2.pdf, File Size: 118 kb

  • MIL-PRF-39019/3H 
  • Circuit Breakers, Magnetic, Low-Power, Sealed, Trip-Free, Two-Pole
    Dated: 14 May 2010
    File name: prf39019ss3.pdf, File Size: 128 kb

  • MIL-PRF-39019/4H 
  • Circuit Breakers, Magnetic, Low-Power, Sealed, Trip-Free, Two-Pole, Auxilliary Contacts
    Dated: 14 May 2010
    File name: prf39019ss4.pdf, File Size: 123 kb

  • MIL-PRF-39019/5H 
  • Circuit Breakers, Magnetic, Low-Power, Sealed, Trip-Free, Three-Pole
    Dated: 14 May 2010
    File name: prf39019ss5.pdf, File Size: 134 kb

  • MIL-PRF-39019/6H 
  • Circuit Breakers, Magnetic, Low-Power, Sealed, Trip-Free, Three-Pole, Auxiliary Contacts
    Dated: 14 May 2010
    File name: prf39019ss6.pdf, File Size: 129 kb


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