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Amphenol AIT2203PS Circular Connectors

Amphenol AIT / MS connectors are cost-effective, threaded circular connectors designed according to SAE-AS50151 (MIL-DTL-5015) standards, suitable for harsh environments. These connectors are sealed to resist moisture, condensation, vibration, and flash-over. They offer over 286 contact layouts, allowing for power, signal, or mixed contacts. Available in five mounting styles, nineteen shell sizes, and with solder or crimp termination options.

Authorized Distributors
Source:Newark
Part No:AIT2-20-3PS
Stock:269
Inv Date:05-29-2026
Price: Unit price: $21.28
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Source:DigiKey
Part No:AIT2-20-3PS
Stock:269
Inv Date:05-29-2026
Price: Unit price: $21.3
Buy/RFQ:
Part No:AIT2-20-3PS
Stock:0
Inv Date:05-30-2026
Price: Unit price: $19.81
Buy/RFQ:
Part No:AIT2-20-3PS
Stock:178
Inv Date:05-29-2026
Price: Unit price: $11.72
Buy/RFQ:

Amphenol AIT2203PS Circular Connectors Specifications:

  • Shell Material: Aluminum alloy
  • Plating: Olive drab chromate coating over cadmium plating; options include black alloy, electroless nickel, anodized, zinc nickel, or green zinc
  • Contacts: Brass or copper alloy, plated in silver or gold
  • Operating Temperature Range: -67°F to +257°F (-55°C to +125°C)
  • Current Capacity: Up to 150 amps for standard contacts, 255 amps with Radsok contacts
  • Wire Gauge Range: 24 to 0 AWG
  • Shell Sizes: 5 in total, shell sizes vary with contact layout
  • Contact Types: Machined solder, crimp, PC, thermocouple
  • Vibration Resistance: MIL-STD-1344 Method 20085
  • Salt Spray Resistance: 500 hours per MIL-STD-1344
  • Ingress Protection: Class IP67 when mated
  • Temperature Resistance: Continuous operation at +257°F for 60 hours
  • Insulation Resistance: >5000 megohms at 77°F (25°C)
  • Durability: Minimum 100 cycles of mating
  • Mechanical Seal: Resilient neoprene insulator with rear-seal grommet

Buy the Amphenol AIT2203PS – Reliable Circular Connectors for Harsh Environments

Purchase Amphenol AIT/MS Series circular connectors online today. Designed for extreme reliability in challenging environments, these connectors feature over 286 contact layouts, multiple mounting styles, and size options. Sealed to resist moisture, vibration, and flash-over, they are ideal for military, industrial, and commercial applications. Available with solder or crimp terminations, these connectors ensure secure connections for power, signal, and mixed contact needs. Order now for fast delivery and dependable performance in demanding conditions.

Get Amphenol AIT/MS Series connectors today—built for reliability, harsh environments, and high-power handling in industrial and military applications.

Frequently Asked Questions

Where can I buy Amphenol AIT2203PS?

You can click on the BUY or RFQ button to purchase AIT2203PS from an authorized Amphenol distributor.

How do I troubleshoot issues or seek technical support for part AIT2203PS?

You can download the AIT2203PS datasheet or visit the Amphenol website for support.

Who is the manufacturer of AIT2203PS?

Amphenol

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