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ITT CANNON MS3108R1812S Heavy Duty Connector

The ITT CANNON MS3108R18-12S 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 extreme environmental reliability and ease of mating. Featuring a rugged aluminum alloy shell and resilient polychloroprene insulator, this connector provides a liquid-tight assembly and supports a wide range of wire gauges and current capacities. Its threaded coupling provides superior EMI/RFI shielding, making it suitable for applications in power generators, engines, and mobile equipment. The MS3108R18-12S is a cost-effective solution for demanding applications requiring long service life and minimal maintenance.

Authorized Distributors
Source:Newark
Part No:MS3108R18-12S
Stock:201
Inv Date:06-12-2026
Price: Unit price: $151.54
Buy/RFQ:
Source:DigiKey
Part No:MS3108R18-12S
Stock:201
Inv Date:06-12-2026
Price: Unit price: $153.68
Buy/RFQ:
Part No:MS3108R18-12S
Stock:0
Inv Date:06-13-2026
Price: Unit price: $104.9
Buy/RFQ:

ITT CANNON MS3108R1812S Heavy Duty Connector Specifications:

  • Mating Life: 100 cycles minimum
  • Seal Material: Silicone or Neoprene
  • Shell Plating: Olive drab chromate coating over cadmium plating, black zinc cobalt, electroless nickel
  • Contact Plating: Hard silver plating or gold plating
  • Heat Resistance: +125°C (+257°F) for 60 hours, +85°C (+185°F) for 1000 hours
  • Material (Shell): Aluminum alloy (shells can be grounded)
  • Shock Resistance: 50g 11ms duration
  • Wire Gauge Range: Size 26 up to size 0 AWG
  • MIL Specification: MIL-DTL-5015
  • Number of Circuits: 1 to 55
  • Chemical Resistance: 20-hour full immersion in hydraulic fluid and lubricating oil
  • Material (Contacts): Copper alloy
  • Material (Insulator): Resilient polychloroprene (Neoprene)
  • Vibration Resistance: 10 to 2,000Hz (15g’s)
  • Operating Temperature: -55° to +125°C (-67° to +257°F)
  • Salt Spray Resistance: MIL-STD-1344 Method 1001 Condition B
  • Air Spacing (Rating I): 1/16 inches
  • Contact Types Available: Solder, crimp, PC, and thermocouple
  • Test Voltage (Rating I): 1,000V AC VRMS
  • Current Carrying Capacity: Up to 245 amps
  • Creepage Distance (Rating I): 1/16 inches
  • Operating Voltage (Rating I): 250V DC, 200V AC

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Frequently Asked Questions

Where can I buy ITT CANNON MS3108R1812S?

You can click on the BUY or RFQ button to purchase MS3108R1812S from an authorized ITT CANNON distributor.

How do I troubleshoot issues or seek technical support for part MS3108R1812S?

You can download the MS3108R1812S datasheet or visit the ITT CANNON website for support.

Who is the manufacturer of MS3108R1812S?

ITT CANNON

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