Eaton Souriau

8D521M75SA251

The Eaton Souriau 8D521M75SA251 is an 8D Series III commercial circular connector with RFI shielding. featuring a Size 21 Composite shell with Electroless Nickel plating, and 4#8 POWER Female Sockets in A orientation. Ideal for Aerospace, Armoured Vehicles, Energy, Helicopter, Industrial, Maritime, Military and Naval applications. This connector provides RFI-shielded power and signal contacts for high-reliability applications and is engineered for robust performance in industrial and commercial systems.

Ordering Information

Available to order

Estimated Factory Lead Time: Please contact the office for more information.

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Technical Specifications

ManufacturerEaton Souriau
Connector StylePlug with RFI Shielding
Contact GenderSocket – Female
Contact Size4#8
Contacts SuppliedYes
Insert KeywayA
Insert Arrangement21-75
No of Contacts4
Shell MaterialComposite
Shell PlatingElectroless Nickel (F)
Shell Size21
Termination MethodCrimp, Power
Mating Cycles500
Shell Continuity3 mΩ
Shielding85 db at 1 GHz

Environmental Specifications

Operating Temperature-65°C +175°C – -85°F +347°F
RoHS CompliantYes
Salt Spray2000 Hours
SealingIP67

Quality & Compliance

QualifiedYes – Commercial Version
Specification8D Series
Series8D Series III
VAD48 Hours