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Amphenol MS27499E12B4P High-Performance Aerospace Connector

The Amphenol MIL-DTL-38999 Series II JT connector features high-density contact arrangements and compact shell designs. Suitable for high-performance applications such as military and commercial aviation, these environmentally sealed connectors operate reliably across a wide temperature range, even in harsh environments. They are designed to meet demanding durability and performance standards while maintaining a low profile.

Authorized Distributors
Source:DigiKey
Part No:MS27499E12B4P
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Inv Date:06-10-2026
Price: Unit price: $54.8702
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Source:DigiKey
Part No:MS27499E12B4P
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Price: Unit price: $151.26
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Part No:MS27499E12B4P
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Inv Date:06-11-2026
Price: Unit price: $49.29
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Part No:MS27499E12B4P
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Part No:MS27499E12B4P
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Inv Date:06-10-2026
Price: Unit price: $57.99
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Part No:MS27499E12B4P
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Price: Unit price: $68.97
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Part No:MS27499E12B4P
Stock:196
Inv Date:06-10-2026
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Amphenol MS27499E12B4P High-Performance Aerospace Connector Specifications:

  • Shell Material: Aluminum alloy
  • Platings: Clear chromate over cadmium over electroless nickel or olive drab chromate options
  • Operating Temperature Range: -85°F to +392°F (-65°C to +200°C)
  • Electrical Ratings: Service voltage up to 2,300V, test voltage up to 2,300V
  • Current Rating: Up to 23A depending on contact size
  • Contact Material: Copper alloy with gold plating
  • Number of Circuits: Up to 128 contacts
  • Vibration Resistance: 43.7 grms at ambient, 500 cycles minimum
  • Sealing: Against dust, sand, ice per MIL-STD-202 & MIL-STD-1344A
  • Mechanical: Mating cycles minimum 500, axial load up to 111 Newtons (25 pounds)

Buy the Amphenol Series MIL-DTL-38999: High-Density Military Connector MS27499E12B4P

Order the Amphenol MIL-DTL-38999 Series II JT connector online today and ensure high reliability in demanding aerospace environments. This compact, environmentally sealed connector provides secure, high-density contact arrangements with durable construction suitable for military-grade applications. Featuring wide temperature operation, multiple plating options, and easy assembly, it is ideal for high-performance military and commercial aircraft, ships, and industrial equipment. Purchase now to benefit from fast shipping, authorized sourcing, and trusted performance in critical operational conditions.

Buy Amphenol MS27499E12B4P now and experience unmatched reliability and performance in aerospace and military applications.

Frequently Asked Questions

Where can I buy Amphenol MS27499E12B4P?

You can click on the BUY or RFQ button to purchase MS27499E12B4P from an authorized Amphenol distributor.

How do I troubleshoot issues or seek technical support for part MS27499E12B4P?

You can download the MS27499E12B4P datasheet or visit the Amphenol website for support.

Who is the manufacturer of MS27499E12B4P?

Amphenol

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