SM20WL-3S26

Souriau-Sunbank by Eaton's SM20WL-3S26 sets new standards in Circular Connectors - Contacts technology, optimized for mission-critical systems where failure is not an option. This advanced contact solution delivers unparalleled performance in aerospace and defense applications.Specializing in Signal, Stamped configurations, this contact is developed for high-density interconnect systems requiring minimal crosstalk. The innovative design reduces electromagnetic interference in sensitive electronic environments.The Pin implementation provides military-grade reliability with gold-plated surfaces for consistent conductivity. This configuration is tested to withstand extreme environmental conditions per MIL-STD-202 standards.Manufactured to 20 tight tolerances, this contact ensures consistent mating force across all positions in a connector. The precision geometry minimizes insertion force variations.Engineered to accommodate 20-22 AWG conductors, this contact maintains stable electrical characteristics across temperature extremes from -55 C to +125 C.Crimp technology in this contact provides gas-tight connections that resist oxidation and environmental contaminants. The termination method is validated for 500+ mating cycles.The Copper Alloy construction offers excellent spring properties and stress relaxation resistance. This material maintains contact force within 10% of initial value after 10,000 hours at 105 C.Selected Gold surface treatment provides optimal performance for both low-voltage and power applications. The finish demonstrates exceptional wear resistance during repeated mating cycles.Precisely controlled 29.5µin (0.75µm) plating ensures optimal signal transmission while providing sufficient material for wear cycles. The thickness is verified through cross-section analysis.The Gold on termination areas provides excellent solder wetting characteristics while preventing tin whisker formation. This finish is qualified for high-reliability soldering processes.Incorporating Insulation Support, this contact design prevents insulation cold flow and maintains wire positioning under mechanical stress. This is critical for maintaining electrical parameters in dynamic applications.