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ITT CANNON MS3112E128S Rectangular Connector

The MS3112E128S is a high-quality rectangular connector designed for military and industrial applications, featuring durable construction, multiple contact configurations, and robust sealing. It supports various service environments with excellent resistance to moisture, vibration, and temperature extremes, making it ideal for aerospace, defense, and automation systems. The connector ensures reliable electrical performance with easy rear insertion and crimp contacts, providing long-lasting durability and ease of maintenance in demanding operational settings.

Authorized Distributors
Source:Newark
Part No:MS3112E12-8S
Stock:1
Inv Date:06-12-2026
Price: Unit price: $8.35
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Part No:MS3112E12-8S
Stock:0
Inv Date:06-13-2026
Price: Unit price: $55.9
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Part No:MS3112E128S
Stock:23
Inv Date:06-13-2026
Price: Unit price: $70.69
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Source:DigiKey
Part No:MS3112E12-8S
Stock:55
Inv Date:06-12-2026
Price: Unit price: $46.04
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Source:DigiKey
Part No:MS3112E12-8S
Stock:1
Inv Date:06-12-2026
Price: Unit price: $203.54
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Source:DigiKey
Part No:MS3112E12-8S
Stock:102
Inv Date:06-12-2026
Price: Unit price: $128.7
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Part No:MS3112E12-8S
Stock:0
Inv Date:06-13-2026
Price: Unit price: $37.27
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Part No:MS3112E12-8S
Stock:0
Inv Date:06-12-2026
Price: Unit price: $59.12
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Part No:MS3112E12-8S
Stock:0
Inv Date:06-12-2026
Price: Unit price: $44.12
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Authorized Distributors
Part No:MS3112E12-8S
Stock:0
Inv Date:06-12-2026
Price: Unit price: $45.24
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Part No:MS3112E12-8S
Stock:1
Inv Date:06-12-2026
Price: Unit price: $25.84
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Part No:MS3112E12-8S
Stock:1
Inv Date:06-12-2026
Price: Unit price: $25.84
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Part No:MS3112E12-8S
Stock:30
Inv Date:06-12-2026
Price: Unit price: $78.37
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Part No:MS3112E12-8S
Stock:4
Inv Date:06-12-2026
Price: Unit price: $21.7846
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Part No:MS3112E12-8S
Stock:4
Inv Date:06-12-2026
Price: Unit price: $42.6263
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Part No:MS3112E12-8S
Stock:12
Inv Date:06-12-2026
Price: Unit price: $21.7846
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Part No:MS3112E12-8S
Stock:13
Inv Date:06-12-2026
Price: Unit price: $42.6263
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Part No:MS3112E12-8S
Stock:30
Inv Date:06-12-2026
Price: Unit price: $78.37
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Authorized Distributors
Part No:MS3112E12-8S
Stock:33
Inv Date:06-12-2026
Price: Unit price: $22.42
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Part No:MS3112E12-8S
Stock:8
Inv Date:06-13-2026
Price: N/A
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Part No:MS3112E12-8S
Stock:50
Inv Date:06-13-2026
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ITT CANNON MS3112E128S Rectangular Connector Specifications:

  • Connector Type: Rectangular, MIL-DTL-38999 compatible
  • Shell Material: Aluminum alloy, corrosion resistant
  • Finish: Cadmium plated, olive drab
  • Operating Voltage: Up to 1,000 VAC (RMS)
  • Temperature Range: -55°C to +125°C
  • Current Rating: 13.0 A per contact
  • Number of Contacts: 128 positions
  • Contact Material: Copper alloy, silver-plated
  • Sealing: Environmentally sealed, moisture resistant
  • Durability: Minimum 500 mating cycles
  • Environmental Resistance: Vibration, shock, and salt spray resistant
  • Mounting: Panel mount with suitable hardware
  • Insert Arrangement: Customizable configurations

Buy the Amphenol Series MIL-DTL-38999: MS3112E128S

Purchase the Amphenol MS3112E128S rectangular connector online today and ensure reliable, durable electrical connections for military, aerospace, and industrial systems. Designed for harsh environments, it features crimp contacts, robust sealing, high current capacity, and easy rear insertion. This connector delivers optimal performance with corrosion-resistant finish and resistance to vibration, shock, and temperature extremes. Easily mounted on panels and compatible with various configurations, it guarantees dependable operation in demanding applications, providing seamless integration and maintenance efficiency for critical systems.

Get Amphenol MS3112E128S today—built for precise, long-lasting industrial and military electrical connections.

Frequently Asked Questions

Where can I buy ITT CANNON MS3112E128S?

You can click on the BUY or RFQ button to purchase MS3112E128S from an authorized ITT CANNON distributor.

How do I troubleshoot issues or seek technical support for part MS3112E128S?

You can download the MS3112E128S datasheet or visit the ITT CANNON website for support.

Who is the manufacturer of MS3112E128S?

ITT CANNON

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