857-010-457-103

Edgeboard Connectors Overview

The EDAC Inc. 857-010-457-103 is a high-temperature standard card edge connector designed for reliable signal transmission in demanding environments. This dual-edge receptacle features 20 positions with a 0.156-inch (3.96 mm) pitch and a 0.200-inch (5.08 mm) row spacing. It utilizes tin-plated copper alloy contacts and a black polyphenylene sulfide (PPS) insulator, supporting a current rating of 5 A per contact. The component operates within a temperature range of -40°C to +125°C and includes a flush mount flange with a floating bobbin design for secure panel integration.

Edgeboard Connectors Feature Summary

• High-temperature resistant construction utilizing polyphenylene sulfide insulation
• Floating bobbin mechanism accommodates board misalignment during insertion
• Dual-edge female configuration ensures robust electrical connectivity
• Flush mount flange design facilitates secure panel installation

Edgeboard Connectors Applications

• Industrial control systems requiring thermal stability
• Communication equipment interfaces
• Medical device circuitry connections
• Energy sector hardware modules

Edgeboard Connectors Procurement Notes

Verify the specific ordering suffix against official EDAC documentation to confirm contact plating and termination style. Ensure the selected variant matches the required board thickness and mounting orientation. Cross-reference the manufacturer part number with authorized distributors to confirm availability and authenticity. Confirm that the environmental ratings meet the operational requirements of the target application before finalizing procurement.

Edgeboard Connectors Selection Notes

Select this connector when high-temperature performance and mechanical flexibility are critical. The floating bobbin feature is essential for applications involving potential board warping or alignment challenges. Verify that the 5 A current rating and 20-position count align with the system's power and signal requirements. Consider the PPS material properties for long-term reliability in thermally stressful environments compared to standard polymer alternatives.

Edgeboard Connectors Part Context

This component belongs to the EDAC 857 series of standard card edge connectors. The series offers various configurations including different row counts, pitches, and termination styles. The 857 series is engineered for durability and consistent performance across diverse electronic applications, providing a standardized solution for edgeboard interconnections in industrial and commercial sectors.

Edgeboard Connectors Replacement Considerations

Consult official EDAC substitution guides for direct equivalents. Verify compatibility regarding pitch, row spacing, and mounting dimensions before substituting. Ensure replacement parts maintain identical electrical ratings and environmental specifications to preserve system integrity.