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ITT CANNON MS3102R207SY Heavy Duty Connector

The ITT CANNON MS3102R20-7SY connector is a robust, military-grade circular connector built to withstand harsh conditions. Originally designed for aerospace applications, it's now widely used in industrial settings requiring reliability and ease of use. It features a rugged aluminum alloy shell, a resilient polychloroprene insulator, and a wide variety of contact options to accommodate different wire gauges and current requirements. Its waterproof design and threaded coupling provide superior EMI/RFI shielding, making it suitable for applications in power generators, engines, and mobile equipment.

Authorized Distributors
Source:Newark
Part No:MS3102R20-7SY
Stock:70
Inv Date:06-11-2026
Price: Unit price: $80.3
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Source:DigiKey
Part No:MS3102R20-7SY
Stock:70
Inv Date:06-11-2026
Price: Unit price: $70.33
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Part No:MS3102R20-7SY
Stock:0
Inv Date:06-12-2026
Price: Unit price: $51.19
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Part No:MS3102R20-7SY
Stock:0
Inv Date:06-12-2026
Price: N/A
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Part No:MS3102R20-7SY
Stock:172
Inv Date:06-11-2026
Price: Unit price: $14.51
Buy/RFQ:

ITT CANNON MS3102R207SY Heavy Duty Connector Specifications:

  • Heat: +125°C (+257°F) for 60 hours
  • Seals: Silicone or Neoprene
  • Shock: 50g 11ms duration
  • Sealing: Neoprene
  • Vibration: 10 to 2,000Hz
  • Salt Spray: CAD OD : MIL-STD-1344 Method 1001 Condition B. minimum
  • Mating Life: 100 cycles minimum
  • Contact Types: Solder, crimp, PC, or thermocouple
  • Shell Plating: Olive drab chromate coating over cadmium plating, black zinc cobalt, electroless nickel
  • Contact Size 0: 150 amps, 0.2 milliohm max
  • Contact Size 4: 80 amps, 0.5 milliohm max
  • Contact Size 8: 46 amps, 1 milliohm max
  • Contact Size 12: 23 amps, 3 milliohm max
  • Contact Size 16: 13 amps, 16 milliohm max
  • Contact Platings: Hard silver plating or gold plating
  • Material (Shell): Aluminum alloy
  • Number of Circuits: 1 to 55
  • Wire Sealing Range: 48 hours in 6 feet of water
  • Chemical Resistance: 20-hour full immersion
  • Material (Contacts): Copper alloy
  • Material (Insulator): Resilient polychloroprene (Neoprene)
  • Insulation Resistance: >5000 megaohms
  • Operating Temperature: -55° to +125°C
  • Operating Voltage (A): 700 DC V, 500 AC VRMS
  • Operating Voltage (B): 2,450 DC V, 1,750 AC VRMS
  • Operating Voltage (D): 1,250 DC V, 900 AC VRMS
  • Operating Voltage (E): 1,750 DC V, 1,250 AC VRMS
  • Operating Voltage (I): 250 DC V, 200 AC VRMS

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Frequently Asked Questions

Where can I buy ITT CANNON MS3102R207SY?

You can click on the BUY or RFQ button to purchase MS3102R207SY from an authorized ITT CANNON distributor.

How do I troubleshoot issues or seek technical support for part MS3102R207SY?

You can download the MS3102R207SY datasheet or visit the ITT CANNON website for support.

Who is the manufacturer of MS3102R207SY?

ITT CANNON

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