337-078-541-808

Edgeboard Connectors Overview

The EDAC Inc. 337-078-541-808 is a standard card edge connector socket designed for vertical through-hole mounting. It features 78 positions arranged in a dual-row configuration with a 3.96 mm (0.156 inch) pitch. The contacts are gold-plated copper alloy, rated for 3 A current, and utilize wire wrap termination. The housing is made of green thermoplastic polyester, supporting board thicknesses between 1.37 mm and 1.78 mm. Operating temperatures range from -40°C to +105°C.

Edgeboard Connectors Feature Summary

• Dual-row female contact design for double-sided card edge connections
• Gold-plated copper alloy contacts ensure reliable signal transmission
• Wire wrap termination method provides secure circuit board attachment
• Thermoplastic polyester housing offers thermal stability within specified operating ranges

Edgeboard Connectors Applications

• Industrial control system backplanes
• Telecommunications equipment interconnects
• Medical device circuit board assemblies
• Consumer electronics modular interfaces

Edgeboard Connectors Procurement Notes

Verify the specific ordering suffix against the manufacturer's official datasheet to confirm pin count, plating thickness, and flange options. Ensure compatibility with target PCB thickness and row spacing requirements before procurement. Confirm RoHS compliance status via the latest component documentation.

Edgeboard Connectors Selection Notes

Select this model when a dual-row, 78-position interface with 3.96 mm pitch is required. Verify that the application environment stays within the -40°C to +105°C operational temperature range. Confirm that wire wrap termination is compatible with the manufacturing process and that the board thickness falls within the 1.37 mm to 1.78 mm specification.

Edgeboard Connectors Part Context

This component belongs to the EDAC 337 series of standard card edge connectors. The series provides various position counts and mounting configurations using consistent 3.96 mm pitch standards. The 337 series is widely used in applications requiring robust mechanical retention and reliable electrical performance for double-sided edge cards.

Edgeboard Connectors Replacement Considerations

Public confirmed substitute part numbers are not available in the provided source data. Consult the manufacturer's official cross-reference guide or ordering guide for verified alternatives.