SubConn Low Profile - 3 and 4 contacts

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Drawing information

Dimensions in mm (1 mm = 0.03937 inch)
Threads in inches (1 inch = 25.4 mm)


Connector specifications

  • Single contact rating: 600 V DC/AC rms
  • 3 contacts current rating: 10 A per contact (max 30 A per connector)
  • 4 contacts current rating: 10 A per contact (max 40 A per connector)
  • Insulation resistance: > 200 Mohm
  • Contact resistance: < 0.01 ohm
  • Wet matings: > 500
  • Temperature rating (water): - 4 to 60˚C, 25 to 140˚F
  • Temperature rating (air): - 40 to 60˚C, - 40 to 140˚F
  • Storage temperature rating: - 40 to 60˚C, - 40 to 140˚F
  • Qualified pressure tested: 800 bar, 11,600 psi
  • Depth rating PEEK: 300 bar, 4,350 psi


Material specifications

  • Connector body: Chloroprene rubber
  • Bulkhead body: Brass, stainless steel, titanium, anodised aluminium or PEEK
  • Contacts: Gold plated brass UNS - C36000
  • O-rings: Nitrile
  • Locking strap: Chloroprene rubber
  • Inline cable: (2 ft, 60 cm): 16 AWG, 1.31 mm2 chloroprene rubber
  • Bulkhead leads (1 ft. 30 cm): 18 AWG, 0.82 mm2 coloured PTFE
  • OM leads (3", 7 cm): 18 AWG, 0.82 mm2 coloured PTFE


Face view (male)


Inline cable colour code

1: Black
2: White
3: Red
4: Green
(3 conductor cable colour code: 1 black, 2 white, 3 green)


Nominal cable outside diameter (OD)

3 conductor cable 0.385’’, 9.8 mm
4 conductor cable 0.410’’, 10.4 mm

3D files 

Please note that our 3D files are not 100 p.c. dimensionally stable.
If a 3D file is needed for tolerance issues, please contact MacArtney for more information.

Step files

X_B files