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RF connector SC39
dataelectrical power supplyoptical

RF connector - SC39 - AMPHENOL SOCAPEX - data / electrical power supply / optical
RF connector - SC39 - AMPHENOL SOCAPEX - data / electrical power supply / optical
RF connector - SC39 - AMPHENOL SOCAPEX - data / electrical power supply / optical - image - 2
RF connector - SC39 - AMPHENOL SOCAPEX - data / electrical power supply / optical - image - 3
RF connector - SC39 - AMPHENOL SOCAPEX - data / electrical power supply / optical - image - 4
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Characteristics

Type
data, electrical power supply, RF, optical
Shape
circular
Connection type
plug-in, flange, jam nut receptacle
Electrical characteristics
current, high-current
Material
stainless steel, aluminum, nickel
Protection class
IP67
Other characteristics
in-line, MiL
Impedance

Max.: 0 Ohm

Min.: 0 Ohm

Primary current

Max.: 100 A

Min.: 3 A

Operating temperature

Max.: 200 °C
(392 °F)

Min.: -65 °C
(-85 °F)

Description

Overview
  • The SC39 is a quick-release circular connector derived from MIL-DTL-38999 Series III design, engineered for aerospace and defense applications requiring fast disconnect under operational stress.


Key features
  • Quick disconnect spring-release mechanism with 100% scoop-proof contact protection
  • Standard shell sizes from 9 to 17 (larger sizes available on request)
  • Variants with standard and low separation forces
  • Ruggedized for high resistance to shock and vibration
  • Multiple materials and platings; RoHS & REACH compliant options


Applications
  • Military and avionics harnesses
  • C5ISR and battlefield communications
  • Missile and weapon systems
  • Ground vehicles and naval systems
  • Space and satellite interfaces


Design & product benefits
  • Available receptacle and plug styles: lanyard, square flange, jam nut, in-line
  • Separation forces: standard 50–100 N; low-force <50 N
  • Typical insertion/extraction force: standard 5–10 kg; low-force <5 kg
  • Compatible with MIL-DTL-38999 Series III contacts and inserts
  • Versions with integrated backshells or stand-offs (double flange) available


Materials & Platings
  • Aluminum: olive drab cadmium or nickel plated
  • Stainless steel: passivated


Contacts types & terminations
  • Over 80 contact arrangements available
  • Contact sizes from 23 HD to 4
  • Signal, power and high-speed options (Coax, Twinax, Quadrax, Octomax) and fiber optic termini
  • Termination options: crimp and PC-tails (gold and tinned plating available)


Environmental characteristics
  • Mating durability: 500 mating cycles
  • Operating temperature: -65°C to +175°C (up to +200°C depending on material/plating)
  • Corrosion resistance: 48 to 500 hours (dependent on material/plating)
  • Ingress protection: IPX7 when mated and fully cabled


Electrical characteristics
  • Shell-to-shell conductivity: 1 to 10 mΩ depending on materials and platings
  • Receptacle spring ensures EMI protection and shell continuity
  • Contact current ratings: 3 A to 100 A depending on contact type


Technical specifications
  • Model: SC39
  • Derived standard: MIL-DTL-38999 Series III compatible contacts and inserts
  • Shell sizes: 9 to 17 (larger on request)
  • Separation forces: standard 50–100 N; low-force <50 N
  • Insertion/extraction force: standard 5–10 kg; low-force <5 kg
  • Contact arrangements: >80 possible
  • Contact sizes: 23 HD to 4
  • Contact ratings: 3 A to 100 A
  • Mating cycles: 500
  • Temperature range: -65°C to +175°C (up to +200°C depending on finish)
  • Ingress protection: IPX7 when mated and fully cabled
  • Shell-to-shell conductivity: 1–10 mΩ
  • Materials/platings: Aluminum (olive drab cadmium, nickel plated), Stainless steel (passivated)
  • Terminations: crimp and PC-tails (gold & tinned)

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.