837-074-520-802

Edgeboard Connectors Overview

The EDAC Inc. 837-074-520-802 is a card edge connector featuring 74 positions in a dual female configuration. It utilizes a 0.156-inch (3.96mm) contact spacing and employs wire wrap termination for secure circuit attachment. The unit incorporates gold-plated contacts to ensure reliable signal transmission and is housed in a green insulator made from high-temperature resistant material. Designed for through-hole mounting, this component supports standard single-sided card edge interfaces within the specified thickness range.

Edgeboard Connectors Feature Summary

• Dual female contact configuration for robust board-to-board connectivity
• Gold-plated contact surfaces ensuring durable electrical performance
• Wire wrap termination method providing secure mechanical and electrical joints
• High-temperature insulator construction suitable for demanding thermal environments

Edgeboard Connectors Applications

• Industrial control systems requiring high-reliability interconnects
• Telecommunications infrastructure equipment
• Automotive electronic modules
• Medical device internal circuitry
• Aerospace and defense avionics subsystems

Edgeboard Connectors Procurement Notes

Verify the complete part number including all suffixes against official manufacturer documentation to ensure exact specification matching. Confirm that the required RoHS compliance status aligns with project regulatory requirements. Check for any specific packaging variations or ordering guide updates that may affect availability. Ensure sourcing channels are authorized to guarantee genuine product integrity and traceability throughout the supply chain.

Edgeboard Connectors Selection Notes

Select this component when a dual-row female interface with 74 positions is required. The 0.156-inch pitch dictates compatible PCB layout dimensions. Wire wrap termination necessitates appropriate assembly tooling and processes. Verify that the operating temperature range meets environmental specifications. Ensure the insulator material compatibility matches soldering and cleaning procedures used in manufacturing.

Edgeboard Connectors Part Context

This connector belongs to the EDAC 837 series of standard card edge connectors. The series offers various position counts and termination options. The 837 series is designed for general-purpose applications requiring reliable interconnection. Components in this family share common dimensional standards and mounting characteristics while differing in contact count and specific termination styles.

Edgeboard Connectors Replacement Considerations

Consult the official EDAC 837 Series Ordering Guide for verified substitute part numbers. Cross-reference pin counts, pitch, and termination types before substitution. Ensure alternative components meet identical electrical and mechanical specifications. Verify that any replacement maintains the same form factor and mounting requirements.