8522-20 The Souriau-Sunbank by Eaton 8522-20 is a high-density connector with bayonet coupling and RFI/EMI shielding. It offers robust mechanical and electrical performance.
Mfr Part #:

8522-20

Available from 1 distributors
Mfr Name: Souriau-Sunbank by Eaton
Souriau-Sunbank by Eaton
The Souriau-Sunbank by Eaton 8522-20 is a high-density connector with bayonet coupling and RFI/EMI shielding. It offers robust mechanical and electrical performance.
✓ Total Stock: 21 pcs
$ Price Range: $3.42

8522-20 Available from 1 distributor

✓ Authorised
✓ Non-Authorised
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21 pcs
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8522-20 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Contact Material
Contact Plating
Insulation Resistance
Insulator Material
Shell Material
Shell Plating

8522-20 Description

Short technical summary and product information.

The Souriau-Sunbank by Eaton 8522-20 connector is designed for high-contact density applications, featuring a reliable bayonet coupling mechanism and 100% scoop-proof contact protection. Constructed with an aluminum alloy shell and plated with options like olive green cadmium, nickel, green zinc cobalt, or black zinc nickel, it ensures durability and environmental resistance.

 

The electrical specifications include a high insulation resistance of ≥ 5000 MΩ and contact resistance values as low as 2 mΩ for size 4 contacts. Contact current ratings vary by size, from 5 A for size 22D up to 80 A for size 4. The connector also provides significant shielding effectiveness, up to 90 dB at 100 MHz, making it suitable for demanding environments.

 

Mechanically, the connector is built to withstand significant shock and vibration, with endurance rated for 500 mating/unmating cycles. Its operating temperature range extends up to +200°C for certain plating options. The sealing capability ensures protection against differential pressure, with leakage rates as low as 16 cm³/h.

 

Applications for this connector include civil and military aerospace, marine equipment, communications, medical instrumentation, and weapon systems, highlighting its versatility and reliability in critical sectors.

8522-20 Quick Information

Product Type: Connector
Series: 8LT
Canonical Name: Souriau-Sunbank by Eaton 8522-20 Connector
Subcategory: Terminal Strips and Turret Boards

8522-20 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

8522-20 Estimated Pricing

Qty Low High
1+ $3.42 $3.42

Estimated market price range - modelled values for guidance only, not live distributor offers.

8522-20 Features

  • High contact density with bayonet coupling.
  • Aluminum alloy shell with multiple plating options.
  • Gold over nickel contact plating for reliability.
  • Wide operating temperature range up to 200°C.
  • High shielding effectiveness up to 90 dB at 100 MHz.

8522-20 Applications

  • Suitable for civil and military aerospace.
  • Used in marine and communications equipment.
  • Applicable for medical instrumentation.
  • Designed for weapon systems and armored vehicles.
  • Ideal for test and measurement equipment.

8522-20 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating temperature range for the Souriau-Sunbank by Eaton 8522-20 connector?

The operating temperature range varies by plating type, from -65°C to +175°C for olive green cadmium plating, and -65°C to +200°C for nickel, green zinc cobalt, and black zinc nickel platings.

What is the contact retention force for size 22D contacts in the 8522-20 connector?

The minimum contact retention force for size 22D contacts is 44 N.

What is the shielding effectiveness of the 8522-20 connector?

The shielding effectiveness is 90 dB at 100 MHz and 50 dB at 10,000 MHz.

What is the insulation resistance of the 8522-20 connector?

The insulation resistance is greater than or equal to 5000 MΩ at 500 Vcc.

What is the contact resistance for size 12 contacts in the 8522-20 connector?

The contact resistance for size 12 contacts is 3.5 mΩ.

What is the current rating for size 4 contacts in the 8522-20 connector?

The current rating for size 4 contacts is 80 A.

What is the sealing capability of the 8522-20 connector under differential pressure?

Under a differential pressure of 2 bars, the leakage is less than or equal to 16 cm³/h.

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