10-89-1121

Headers, Male Pins Overview

Molex 10-89-1121 is a KK-500 series connector header designed for through-hole PCB mounting. It features a 12-position single-row configuration with a 2.54 mm (0.100 inch) pitch. The component utilizes brass contacts with tin plating and a natural polyester housing. Rated for 300 V and 3 A, it operates within a temperature range of -55°C to +105°C. The design supports polarization keys for secure mating.

Headers, Male Pins Feature Summary

• Through-hole termination for reliable PCB attachment
• Polarization key compatibility ensures correct orientation
• Tin-plated brass contacts for conductivity
• Polyester housing with UL 94V-0 flammability rating

Headers, Male Pins Applications

• Consumer electronics internal connections
• Industrial control board interconnects
• Automotive signal wiring harnesses

Headers, Male Pins Procurement Notes

Verify the specific suffix code against official Molex documentation to confirm pin count and housing color. Ensure the selected variant matches the required polarization key configuration for your assembly. Cross-reference part numbers carefully to avoid mismatches in pitch or row configuration during procurement.

Headers, Male Pins Selection Notes

Select this header when a 12-position through-hole solution is required. Confirm that the mating housing belongs to the KK-500 series. Verify that the operating environment stays within the specified thermal limits. Check if polarization features are necessary for the target application to ensure proper assembly alignment.

Headers, Male Pins Part Context

This component belongs to the Molex KK-500 family, a widely used standard pitch connector system. These headers are engineered for general-purpose electronic applications requiring robust mechanical retention. The series is known for its versatility across various industries, providing a balance of performance and cost-effectiveness for standard interconnect needs.

Headers, Male Pins Replacement Considerations

Compatible housings must be from the KK-500 series. Verify that substitute parts maintain the 2.54 mm pitch and 12-position layout. Ensure any alternative components support through-hole mounting and match the electrical ratings.