M20-7834046

Overview

The Harwin M20-7834046 is a 40-position, dual-row female socket assembly from the M20 series. It features a 2.54mm (0.100 inch) pitch and is designed for board-to-board applications. The connector utilizes through-hole termination with solder tails and operates within a temperature range of -40°C to +105°C. Constructed with a UL94V-0 rated insulator and nickel-plated tin contacts, it supports a current rating of 12A.

Feature Summary

• Dual-beam contact design ensures improved electrical connection reliability
• High-temperature liquid crystal polymer housing withstands SMT reflow processes
• Compact form factor accommodates high PCB density and height restrictions

Applications

• Board-to-board interconnections in industrial equipment
• High-density PCB stacking systems
• Consumer electronics requiring compact vertical mounting

Procurement Notes

Verify the specific part number against official Harwin documentation to confirm availability status, as this component may be subject to obsolescence or supply chain fluctuations. Ensure that the required pin count and row configuration match the target PCB layout before procurement. Cross-reference the RoHS compliance certification if environmental regulations apply to the end product.

Selection Notes

Select this component when a robust, high-current board-to-board solution is required. The M20 series offers a balance of durability and compactness. Consider the through-hole mounting style for mechanical stability. Verify that the 2.54mm pitch aligns with the mating header specifications and that the operating temperature range meets the environmental demands of the application.

Part Context

This receptacle belongs to the Harwin M20 series, which provides industrial-standard connectors for demanding environments. The series is characterized by its durable construction and ability to handle significant mechanical stress. It serves as a reliable interface for connecting multiple PCBs in complex electronic assemblies where space efficiency and signal integrity are critical.

Replacement Considerations

No public confirmed substitute part numbers are available for this specific obsolete component.